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Commit bd6db1b5 authored by Kai Germaschewski's avatar Kai Germaschewski
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Hand merged

parents 9b48c576 c05631ae
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Inline Side-by-side
Showing with 5529 additions and 31 deletions
Makefile
View file @ bd6db1b5
......@@ -159,7 +159,7 @@ STRIP = $(CROSS_COMPILE)strip
OBJCOPY = $(CROSS_COMPILE)objcopy
OBJDUMP = $(CROSS_COMPILE)objdump
AWK = awk
GENKSYMS = /sbin/genksyms
GENKSYMS = scripts/genksyms/genksyms
DEPMOD = /sbin/depmod
KALLSYMS = scripts/kallsyms
PERL = perl
......@@ -377,7 +377,7 @@ cmd_kallsyms = $(NM) -n $< | scripts/kallsyms > $@
$(call cmd,kallsyms)
.tmp_vmlinux1: $(vmlinux-objs) arch/$(ARCH)/vmlinux.lds.s FORCE
$(call if_changed_rule,vmlinux__)
+$(call if_changed_rule,vmlinux__)
.tmp_vmlinux2: $(vmlinux-objs) .tmp_kallsyms1.o arch/$(ARCH)/vmlinux.lds.s FORCE
$(call if_changed_rule,vmlinux__)
......@@ -464,7 +464,7 @@ include/config/MARKER: scripts/split-include include/linux/autoconf.h
# if .config is newer than include/linux/autoconf.h, someone tinkered
# with it and forgot to run make oldconfig
include/linux/autoconf.h: .config
include/linux/autoconf.h: .config scripts
$(Q)$(MAKE) $(build)=scripts/kconfig scripts/kconfig/conf
./scripts/kconfig/conf -s arch/$(ARCH)/Kconfig
......@@ -506,7 +506,7 @@ all: modules
# Build modules
.PHONY: modules
modules: $(SUBDIRS) $(if $(CONFIG_MODVERSIONS),vmlinux)
modules: $(SUBDIRS) $(if $(KBUILD_BUILTIN),vmlinux)
@echo ' Building modules, stage 2.';
$(Q)$(MAKE) -rR -f scripts/Makefile.modpost
......@@ -571,6 +571,7 @@ define generate-asm-offsets.h
echo "#endif" )
endef
else # ifdef include_config
ifeq ($(filter-out $(noconfig_targets),$(MAKECMDGOALS)),)
......@@ -744,7 +745,7 @@ spec:
. scripts/mkspec >kernel.spec
# Build a tar ball, generate an rpm from it and pack the result
# There arw two bits of magic here
# There are two bits of magic here
# 1) The use of /. to avoid tar packing just the symlink
# 2) Removing the .dep files as they have source paths in them that
# will become invalid
......
include/linux/module.h
View file @ bd6db1b5
......@@ -150,13 +150,7 @@ void *__symbol_get(const char *symbol);
void *__symbol_get_gpl(const char *symbol);
#define symbol_get(x) ((typeof(&x))(__symbol_get(MODULE_SYMBOL_PREFIX #x)))
#ifdef __GENKSYMS__
/* genksyms doesn't handle GPL-only symbols yet */
#define EXPORT_SYMBOL_GPL EXPORT_SYMBOL
#else
#ifndef __GENKSYMS__
#ifdef CONFIG_MODVERSIONS
/* Mark the CRC weak since genksyms apparently decides not to
* generate a checksums for some symbols */
......@@ -188,7 +182,7 @@ void *__symbol_get_gpl(const char *symbol);
#endif
/* We don't mangle the actual symbol anymore, so no need for
* special casing EXPORT_SYMBOL_NOVERS */
* special casing EXPORT_SYMBOL_NOVERS. FIXME: Deprecated */
#define EXPORT_SYMBOL_NOVERS(sym) EXPORT_SYMBOL(sym)
struct module_ref
......
scripts/Makefile
View file @ bd6db1b5
......@@ -5,7 +5,7 @@
# fix-dep: Used to generate dependency information during build process
# split-include: Divide all config symbols up in a number of files in
# include/config/...
# docproc: Preprocess .tmpl file in order to generate .sgml documentation
# docproc: Preprocess .tmpl file in order to generate .sgml docs
# conmakehash: Create arrays for initializing the kernel console tables
host-progs := fixdep split-include conmakehash docproc kallsyms modpost \
......@@ -14,20 +14,20 @@ build-targets := $(host-progs) empty.o
modpost-objs := modpost.o file2alias.o
clean-files := elfconfig.h
subdir-$(CONFIG_MODVERSIONS) += genksyms
# Let clean descend into subdirs
subdir- := lxdialog kconfig
subdir- += lxdialog kconfig
# fixdep is needed to compile other host programs
$(addprefix $(obj)/,$(filter-out fixdep,$(build-targets))): $(obj)/fixdep
$(addprefix $(obj)/,$(filter-out fixdep,$(build-targets)) $(subdir-y)): $(obj)/fixdep
# dependencies on generated files need to be listed explicitly
$(obj)/modpost.o $(obj)/file2alias.o: $(obj)/elfconfig.h
quiet_cmd_elfconfig = MKELF $@
cmd_elfconfig = $(obj)/mk_elfconfig < $< > $@
cmd_elfconfig = $(obj)/mk_elfconfig $(ARCH) < $< > $@
$(obj)/elfconfig.h: $(obj)/empty.o $(obj)/mk_elfconfig FORCE
$(call if_changed,elfconfig)
......
scripts/Makefile.build
View file @ bd6db1b5
......@@ -90,8 +90,7 @@ define rule_vcc_o_c
mv $(@D)/.tmp_$(@F) $@; \
else \
$(CPP) -D__GENKSYMS__ $(c_flags) $< \
| $(GENKSYMS) -k $(VERSION).$(PATCHLEVEL).$(SUBLEVEL) \
| sed -n 's/\#define __ver_\([^ ]*\)[ ]*\([^ ]*\)/__crc_\1 = 0x\2 ;/gp' \
| $(GENKSYMS) \
> $(@D)/.tmp_$(@F:.o=.ver); \
\
$(LD) $(LDFLAGS) -r -o $@ $(@D)/.tmp_$(@F) \
......
scripts/Makefile.clean
View file @ bd6db1b5
......@@ -35,7 +35,7 @@ subdir-ymn := $(addprefix $(obj)/,$(subdir-ymn))
# ==========================================================================
__clean-files := $(wildcard $(EXTRA_TARGETS) $(host-progs) $(clean-files))
__clean-files := $(wildcard $(EXTRA_TARGETS) $(host-progs) $(clean-files) $(targets))
quiet_cmd_clean = CLEAN $(obj)
cmd_clean = rm -f $(__clean-files); $(clean-rule)
......
scripts/genksyms/Makefile 0 → 100644
View file @ bd6db1b5
host-progs := genksyms
build-targets := $(host-progs)
genksyms-objs := genksyms.o parse.o lex.o
HOSTCFLAGS_parse.o := -Wno-uninitialized
# dependencies on generated files need to be listed explicitly
$(obj)/lex.o: $(obj)/parse.h $(obj)/keywords.c
ifdef GENERATE_PARSER
# gperf
quiet_cmd_keywords.c = GPERF $@
cmd_keywords.c = gperf -L ANSI-C -a -C -E -g -H is_reserved_hash \
-k 1,3,$$ -N is_reserved_word -p -t $< > $@
$(obj)/keywords.c: $(obj)/keywords.gperf FORCE
$(call if_changed,keywords.c)
# flex
quiet_cmd_lex.c = FLEX $@
cmd_lex.c = flex -o$@ -d $(filter-out FORCE,$^)
$(obj)/lex.c: $(obj)/lex.l $(obj)/parse.h FORCE
$(call if_changed,lex.c)
# bison
quiet_cmd_parse.c = BISON $@
cmd_parse.c = bison -o$@ -dtv $(filter-out FORCE,$^)
$(obj)/parse.c: $(obj)/parse.y FORCE
$(call if_changed,parse.c)
$(obj)/parse.h: $(obj)/parse.c ;
clean-files += parse.output
endif
targets += $(obj)/keywords.c $(obj)/lex.c $(obj)/parse.c $(obj)/parse.h
scripts/genksyms/genksyms.c 0 → 100644
View file @ bd6db1b5
/* Generate kernel symbol version hashes.
Copyright 1996, 1997 Linux International.
New implementation contributed by Richard Henderson <rth@tamu.edu>
Based on original work by Bjorn Ekwall <bj0rn@blox.se>
This file was part of the Linux modutils 2.4.22: moved back into the
kernel sources by Rusty Russell/Kai Germaschewski.
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 2 of the License, or (at your
option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <assert.h>
#include <stdarg.h>
#include <getopt.h>
#include "genksyms.h"
/*----------------------------------------------------------------------*/
#define HASH_BUCKETS 4096
static struct symbol *symtab[HASH_BUCKETS];
FILE *debugfile;
int cur_line = 1;
char *cur_filename, *output_directory;
int flag_debug, flag_dump_defs, flag_warnings;
static int errors;
static int nsyms;
static struct symbol *expansion_trail;
static const char * const symbol_type_name[] = {
"normal", "typedef", "enum", "struct", "union"
};
/*----------------------------------------------------------------------*/
static const unsigned int crctab32[] =
{
0x00000000U, 0x77073096U, 0xee0e612cU, 0x990951baU, 0x076dc419U,
0x706af48fU, 0xe963a535U, 0x9e6495a3U, 0x0edb8832U, 0x79dcb8a4U,
0xe0d5e91eU, 0x97d2d988U, 0x09b64c2bU, 0x7eb17cbdU, 0xe7b82d07U,
0x90bf1d91U, 0x1db71064U, 0x6ab020f2U, 0xf3b97148U, 0x84be41deU,
0x1adad47dU, 0x6ddde4ebU, 0xf4d4b551U, 0x83d385c7U, 0x136c9856U,
0x646ba8c0U, 0xfd62f97aU, 0x8a65c9ecU, 0x14015c4fU, 0x63066cd9U,
0xfa0f3d63U, 0x8d080df5U, 0x3b6e20c8U, 0x4c69105eU, 0xd56041e4U,
0xa2677172U, 0x3c03e4d1U, 0x4b04d447U, 0xd20d85fdU, 0xa50ab56bU,
0x35b5a8faU, 0x42b2986cU, 0xdbbbc9d6U, 0xacbcf940U, 0x32d86ce3U,
0x45df5c75U, 0xdcd60dcfU, 0xabd13d59U, 0x26d930acU, 0x51de003aU,
0xc8d75180U, 0xbfd06116U, 0x21b4f4b5U, 0x56b3c423U, 0xcfba9599U,
0xb8bda50fU, 0x2802b89eU, 0x5f058808U, 0xc60cd9b2U, 0xb10be924U,
0x2f6f7c87U, 0x58684c11U, 0xc1611dabU, 0xb6662d3dU, 0x76dc4190U,
0x01db7106U, 0x98d220bcU, 0xefd5102aU, 0x71b18589U, 0x06b6b51fU,
0x9fbfe4a5U, 0xe8b8d433U, 0x7807c9a2U, 0x0f00f934U, 0x9609a88eU,
0xe10e9818U, 0x7f6a0dbbU, 0x086d3d2dU, 0x91646c97U, 0xe6635c01U,
0x6b6b51f4U, 0x1c6c6162U, 0x856530d8U, 0xf262004eU, 0x6c0695edU,
0x1b01a57bU, 0x8208f4c1U, 0xf50fc457U, 0x65b0d9c6U, 0x12b7e950U,
0x8bbeb8eaU, 0xfcb9887cU, 0x62dd1ddfU, 0x15da2d49U, 0x8cd37cf3U,
0xfbd44c65U, 0x4db26158U, 0x3ab551ceU, 0xa3bc0074U, 0xd4bb30e2U,
0x4adfa541U, 0x3dd895d7U, 0xa4d1c46dU, 0xd3d6f4fbU, 0x4369e96aU,
0x346ed9fcU, 0xad678846U, 0xda60b8d0U, 0x44042d73U, 0x33031de5U,
0xaa0a4c5fU, 0xdd0d7cc9U, 0x5005713cU, 0x270241aaU, 0xbe0b1010U,
0xc90c2086U, 0x5768b525U, 0x206f85b3U, 0xb966d409U, 0xce61e49fU,
0x5edef90eU, 0x29d9c998U, 0xb0d09822U, 0xc7d7a8b4U, 0x59b33d17U,
0x2eb40d81U, 0xb7bd5c3bU, 0xc0ba6cadU, 0xedb88320U, 0x9abfb3b6U,
0x03b6e20cU, 0x74b1d29aU, 0xead54739U, 0x9dd277afU, 0x04db2615U,
0x73dc1683U, 0xe3630b12U, 0x94643b84U, 0x0d6d6a3eU, 0x7a6a5aa8U,
0xe40ecf0bU, 0x9309ff9dU, 0x0a00ae27U, 0x7d079eb1U, 0xf00f9344U,
0x8708a3d2U, 0x1e01f268U, 0x6906c2feU, 0xf762575dU, 0x806567cbU,
0x196c3671U, 0x6e6b06e7U, 0xfed41b76U, 0x89d32be0U, 0x10da7a5aU,
0x67dd4accU, 0xf9b9df6fU, 0x8ebeeff9U, 0x17b7be43U, 0x60b08ed5U,
0xd6d6a3e8U, 0xa1d1937eU, 0x38d8c2c4U, 0x4fdff252U, 0xd1bb67f1U,
0xa6bc5767U, 0x3fb506ddU, 0x48b2364bU, 0xd80d2bdaU, 0xaf0a1b4cU,
0x36034af6U, 0x41047a60U, 0xdf60efc3U, 0xa867df55U, 0x316e8eefU,
0x4669be79U, 0xcb61b38cU, 0xbc66831aU, 0x256fd2a0U, 0x5268e236U,
0xcc0c7795U, 0xbb0b4703U, 0x220216b9U, 0x5505262fU, 0xc5ba3bbeU,
0xb2bd0b28U, 0x2bb45a92U, 0x5cb36a04U, 0xc2d7ffa7U, 0xb5d0cf31U,
0x2cd99e8bU, 0x5bdeae1dU, 0x9b64c2b0U, 0xec63f226U, 0x756aa39cU,
0x026d930aU, 0x9c0906a9U, 0xeb0e363fU, 0x72076785U, 0x05005713U,
0x95bf4a82U, 0xe2b87a14U, 0x7bb12baeU, 0x0cb61b38U, 0x92d28e9bU,
0xe5d5be0dU, 0x7cdcefb7U, 0x0bdbdf21U, 0x86d3d2d4U, 0xf1d4e242U,
0x68ddb3f8U, 0x1fda836eU, 0x81be16cdU, 0xf6b9265bU, 0x6fb077e1U,
0x18b74777U, 0x88085ae6U, 0xff0f6a70U, 0x66063bcaU, 0x11010b5cU,
0x8f659effU, 0xf862ae69U, 0x616bffd3U, 0x166ccf45U, 0xa00ae278U,
0xd70dd2eeU, 0x4e048354U, 0x3903b3c2U, 0xa7672661U, 0xd06016f7U,
0x4969474dU, 0x3e6e77dbU, 0xaed16a4aU, 0xd9d65adcU, 0x40df0b66U,
0x37d83bf0U, 0xa9bcae53U, 0xdebb9ec5U, 0x47b2cf7fU, 0x30b5ffe9U,
0xbdbdf21cU, 0xcabac28aU, 0x53b39330U, 0x24b4a3a6U, 0xbad03605U,
0xcdd70693U, 0x54de5729U, 0x23d967bfU, 0xb3667a2eU, 0xc4614ab8U,
0x5d681b02U, 0x2a6f2b94U, 0xb40bbe37U, 0xc30c8ea1U, 0x5a05df1bU,
0x2d02ef8dU
};
static inline unsigned long
partial_crc32_one(unsigned char c, unsigned long crc)
{
return crctab32[(crc ^ c) & 0xff] ^ (crc >> 8);
}
static inline unsigned long
partial_crc32(const char *s, unsigned long crc)
{
while (*s)
crc = partial_crc32_one(*s++, crc);
return crc;
}
static inline unsigned long
crc32(const char *s)
{
return partial_crc32(s, 0xffffffff) ^ 0xffffffff;
}
/*----------------------------------------------------------------------*/
static inline enum symbol_type
map_to_ns(enum symbol_type t)
{
if (t == SYM_TYPEDEF)
t = SYM_NORMAL;
else if (t == SYM_UNION)
t = SYM_STRUCT;
return t;
}
struct symbol *
find_symbol(const char *name, enum symbol_type ns)
{
unsigned long h = crc32(name) % HASH_BUCKETS;
struct symbol *sym;
for (sym = symtab[h]; sym ; sym = sym->hash_next)
if (map_to_ns(sym->type) == map_to_ns(ns) && strcmp(name, sym->name) == 0)
break;
return sym;
}
struct symbol *
add_symbol(const char *name, enum symbol_type type, struct string_list *defn, int is_extern)
{
unsigned long h = crc32(name) % HASH_BUCKETS;
struct symbol *sym;
for (sym = symtab[h]; sym ; sym = sym->hash_next)
if (map_to_ns(sym->type) == map_to_ns(type)
&& strcmp(name, sym->name) == 0)
{
if (!equal_list(sym->defn, defn))
error_with_pos("redefinition of %s", name);
return sym;
}
sym = xmalloc(sizeof(*sym));
sym->name = name;
sym->type = type;
sym->defn = defn;
sym->expansion_trail = NULL;
sym->is_extern = is_extern;
sym->hash_next = symtab[h];
symtab[h] = sym;
if (flag_debug)
{
fprintf(debugfile, "Defn for %s %s == <", symbol_type_name[type], name);
if (is_extern)
fputs("extern ", debugfile);
print_list(debugfile, defn);
fputs(">\n", debugfile);
}
++nsyms;
return sym;
}
/*----------------------------------------------------------------------*/
inline void
free_node(struct string_list *node)
{
free(node->string);
free(node);
}
void
free_list(struct string_list *s, struct string_list *e)
{
while (s != e)
{
struct string_list *next = s->next;
free_node(s);
s = next;
}
}
inline struct string_list *
copy_node(struct string_list *node)
{
struct string_list *newnode;
newnode = xmalloc(sizeof(*newnode));
newnode->string = xstrdup(node->string);
newnode->tag = node->tag;
return newnode;
}
struct string_list *
copy_list(struct string_list *s, struct string_list *e)
{
struct string_list *h, *p;
if (s == e)
return NULL;
p = h = copy_node(s);
while ((s = s->next) != e)
p = p->next = copy_node(s);
p->next = NULL;
return h;
}
int
equal_list(struct string_list *a, struct string_list *b)
{
while (a && b)
{
if (a->tag != b->tag || strcmp(a->string, b->string))
return 0;
a = a->next;
b = b->next;
}
return !a && !b;
}
static inline void
print_node(FILE *f, struct string_list *list)
{
switch (list->tag)
{
case SYM_STRUCT:
putc('s', f);
goto printit;
case SYM_UNION:
putc('u', f);
goto printit;
case SYM_ENUM:
putc('e', f);
goto printit;
case SYM_TYPEDEF:
putc('t', f);
goto printit;
printit:
putc('#', f);
case SYM_NORMAL:
fputs(list->string, f);
break;
}
}
void
print_list(FILE *f, struct string_list *list)
{
struct string_list **e, **b;
struct string_list *tmp, **tmp2;
int elem = 1;
if (list == NULL)
{
fputs("(nil)", f);
return;
}
tmp = list;
while((tmp = tmp->next) != NULL)
elem++;
b = alloca(elem * sizeof(*e));
e = b + elem;
tmp2 = e - 1;
(*tmp2--) = list;
while((list = list->next) != NULL)
*(tmp2--) = list;
while (b != e)
{
print_node(f, *b++);
putc(' ', f);
}
}
static unsigned long
expand_and_crc_list(struct string_list *list, unsigned long crc)
{
struct string_list **e, **b;
struct string_list *tmp, **tmp2;
int elem = 1;
if (!list)
return crc;
tmp = list;
while((tmp = tmp->next) != NULL)
elem++;
b = alloca(elem * sizeof(*e));
e = b + elem;
tmp2 = e - 1;
*(tmp2--) = list;
while ((list = list->next) != NULL)
*(tmp2--) = list;
while (b != e)
{
struct string_list *cur;
struct symbol *subsym;
cur = *(b++);
switch (cur->tag)
{
case SYM_NORMAL:
if (flag_dump_defs)
fprintf(debugfile, "%s ", cur->string);
crc = partial_crc32(cur->string, crc);
crc = partial_crc32_one(' ', crc);
break;
case SYM_TYPEDEF:
subsym = find_symbol(cur->string, cur->tag);
if (subsym->expansion_trail)
{
if (flag_dump_defs)
fprintf(debugfile, "%s ", cur->string);
crc = partial_crc32(cur->string, crc);
crc = partial_crc32_one(' ', crc);
}
else
{
subsym->expansion_trail = expansion_trail;
expansion_trail = subsym;
crc = expand_and_crc_list(subsym->defn, crc);
}
break;
case SYM_STRUCT:
case SYM_UNION:
case SYM_ENUM:
subsym = find_symbol(cur->string, cur->tag);
if (!subsym)
{
struct string_list *n, *t = NULL;
error_with_pos("expand undefined %s %s",
symbol_type_name[cur->tag], cur->string);
n = xmalloc(sizeof(*n));
n->string = xstrdup(symbol_type_name[cur->tag]);
n->tag = SYM_NORMAL;
n->next = t;
t = n;
n = xmalloc(sizeof(*n));
n->string = xstrdup(cur->string);
n->tag = SYM_NORMAL;
n->next = t;
t = n;
n = xmalloc(sizeof(*n));
n->string = xstrdup("{ UNKNOWN }");
n->tag = SYM_NORMAL;
n->next = t;
subsym = add_symbol(cur->string, cur->tag, n, 0);
}
if (subsym->expansion_trail)
{
if (flag_dump_defs)
{
fprintf(debugfile, "%s %s ", symbol_type_name[cur->tag],
cur->string);
}
crc = partial_crc32(symbol_type_name[cur->tag], crc);
crc = partial_crc32_one(' ', crc);
crc = partial_crc32(cur->string, crc);
crc = partial_crc32_one(' ', crc);
}
else
{
subsym->expansion_trail = expansion_trail;
expansion_trail = subsym;
crc = expand_and_crc_list(subsym->defn, crc);
}
break;
}
}
return crc;
}
void
export_symbol(const char *name)
{
struct symbol *sym;
sym = find_symbol(name, SYM_NORMAL);
if (!sym)
error_with_pos("export undefined symbol %s", name);
else
{
unsigned long crc;
if (flag_dump_defs)
fprintf(debugfile, "Export %s == <", name);
expansion_trail = (struct symbol *)-1L;
crc = expand_and_crc_list(sym->defn, 0xffffffff) ^ 0xffffffff;
sym = expansion_trail;
while (sym != (struct symbol *)-1L)
{
struct symbol *n = sym->expansion_trail;
sym->expansion_trail = 0;
sym = n;
}
if (flag_dump_defs)
fputs(">\n", debugfile);
/* Used as a linker script. */
printf("__crc_%s = 0x%08lx ;\n", name, crc);
}
}
/*----------------------------------------------------------------------*/
void
error(const char *fmt, ...)
{
va_list args;
if (flag_warnings)
{
va_start(args, fmt);
vfprintf(stderr, fmt, args);
va_end(args);
putc('\n', stderr);
errors++;
}
}
void
error_with_pos(const char *fmt, ...)
{
va_list args;
if (flag_warnings)
{
fprintf(stderr, "%s:%d: ", cur_filename ? : "<stdin>", cur_line);
va_start(args, fmt);
vfprintf(stderr, fmt, args);
va_end(args);
putc('\n', stderr);
errors++;
}
}
void genksyms_usage(void)
{
fputs("Usage:\n"
"genksyms [-dDwqhV] > /path/to/.tmp_obj.ver\n"
"\n"
" -d, --debug Increment the debug level (repeatable)\n"
" -D, --dump Dump expanded symbol defs (for debugging only)\n"
" -w, --warnings Enable warnings\n"
" -q, --quiet Disable warnings (default)\n"
" -h, --help Print this message\n"
" -V, --version Print the release version\n"
, stderr);
}
int
main(int argc, char **argv)
{
int o;
struct option long_opts[] = {
{"debug", 0, 0, 'd'},
{"warnings", 0, 0, 'w'},
{"quiet", 0, 0, 'q'},
{"dump", 0, 0, 'D'},
{"version", 0, 0, 'V'},
{"help", 0, 0, 'h'},
{0, 0, 0, 0}
};
while ((o = getopt_long(argc, argv, "dwqVDk:p:",
&long_opts[0], NULL)) != EOF)
switch (o)
{
case 'd':
flag_debug++;
break;
case 'w':
flag_warnings = 1;
break;
case 'q':
flag_warnings = 0;
break;
case 'V':
fputs("genksyms version 2.5.60\n", stderr);
break;
case 'D':
flag_dump_defs = 1;
break;
case 'h':
genksyms_usage();
return 0;
default:
genksyms_usage();
return 1;
}
{
extern int yydebug;
extern int yy_flex_debug;
yydebug = (flag_debug > 1);
yy_flex_debug = (flag_debug > 2);
debugfile = stderr;
/* setlinebuf(debugfile); */
}
yyparse();
if (flag_debug)
{
fprintf(debugfile, "Hash table occupancy %d/%d = %g\n",
nsyms, HASH_BUCKETS, (double)nsyms / (double)HASH_BUCKETS);
}
return errors != 0;
}
scripts/genksyms/genksyms.h 0 → 100644
View file @ bd6db1b5
/* Generate kernel symbol version hashes.
Copyright 1996, 1997 Linux International.
New implementation contributed by Richard Henderson <rth@tamu.edu>
Based on original work by Bjorn Ekwall <bj0rn@blox.se>
This file is part of the Linux modutils.
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 2 of the License, or (at your
option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#ifndef MODUTILS_GENKSYMS_H
#define MODUTILS_GENKSYMS_H 1
#include <stdio.h>
#include <assert.h>
enum symbol_type
{
SYM_NORMAL, SYM_TYPEDEF, SYM_ENUM, SYM_STRUCT, SYM_UNION
};
struct string_list
{
struct string_list *next;
enum symbol_type tag;
char *string;
};
struct symbol
{
struct symbol *hash_next;
const char *name;
enum symbol_type type;
struct string_list *defn;
struct symbol *expansion_trail;
int is_extern;
};
typedef struct string_list **yystype;
#define YYSTYPE yystype
extern FILE *outfile, *debugfile;
extern int cur_line;
extern char *cur_filename, *output_directory;
extern int flag_debug, flag_dump_defs, flag_warnings;
extern int checksum_version, kernel_version;
extern int want_brace_phrase, want_exp_phrase, discard_phrase_contents;
extern struct string_list *current_list, *next_list;
struct symbol *find_symbol(const char *name, enum symbol_type ns);
struct symbol *add_symbol(const char *name, enum symbol_type type,
struct string_list *defn, int is_extern);
void export_symbol(const char *);
struct string_list *reset_list(void);
void free_list(struct string_list *s, struct string_list *e);
void free_node(struct string_list *list);
struct string_list *copy_node(struct string_list *);
struct string_list *copy_list(struct string_list *s, struct string_list *e);
int equal_list(struct string_list *a, struct string_list *b);
void print_list(FILE *, struct string_list *list);
int yylex(void);
int yyparse(void);
void error_with_pos(const char *, ...);
#define version(a,b,c) ((a << 16) | (b << 8) | (c))
/*----------------------------------------------------------------------*/
#define MODUTILS_VERSION "<in-kernel>"
#define xmalloc(size) ({ void *__ptr = malloc(size); assert(__ptr || size == 0); __ptr; })
#define xstrdup(str) ({ char *__str = strdup(str); assert(__str); __str; })
#endif /* genksyms.h */
scripts/genksyms/keywords.c_shipped 0 → 100644
View file @ bd6db1b5
/* ANSI-C code produced by gperf version 2.7.2 */
/* Command-line: gperf -L ANSI-C -a -C -E -g -H is_reserved_hash -k '1,3,$' -N is_reserved_word -p -t scripts/genksyms/keywords.gperf */
struct resword { const char *name; int token; };
/* maximum key range = 109, duplicates = 0 */
#ifdef __GNUC__
__inline
#else
#ifdef __cplusplus
inline
#endif
#endif
static unsigned int
is_reserved_hash (register const char *str, register unsigned int len)
{
static const unsigned char asso_values[] =
{
113, 113, 113, 113, 113, 113, 113, 113, 113, 113,
113, 113, 113, 113, 113, 113, 113, 113, 113, 113,
113, 113, 113, 113, 113, 113, 113, 113, 113, 113,
113, 113, 113, 113, 113, 113, 113, 113, 113, 113,
113, 113, 113, 113, 113, 113, 113, 113, 113, 113,
113, 113, 113, 113, 113, 113, 113, 113, 113, 113,
113, 113, 113, 113, 113, 113, 113, 113, 113, 5,
113, 113, 113, 113, 113, 113, 0, 113, 113, 113,
0, 113, 113, 113, 113, 113, 113, 113, 113, 113,
113, 113, 113, 113, 113, 0, 113, 0, 113, 20,
25, 0, 35, 30, 113, 20, 113, 113, 40, 30,
30, 0, 0, 113, 0, 51, 0, 15, 5, 113,
113, 113, 113, 113, 113, 113, 113, 113, 113, 113,
113, 113, 113, 113, 113, 113, 113, 113, 113, 113,
113, 113, 113, 113, 113, 113, 113, 113, 113, 113,
113, 113, 113, 113, 113, 113, 113, 113, 113, 113,
113, 113, 113, 113, 113, 113, 113, 113, 113, 113,
113, 113, 113, 113, 113, 113, 113, 113, 113, 113,
113, 113, 113, 113, 113, 113, 113, 113, 113, 113,
113, 113, 113, 113, 113, 113, 113, 113, 113, 113,
113, 113, 113, 113, 113, 113, 113, 113, 113, 113,
113, 113, 113, 113, 113, 113, 113, 113, 113, 113,
113, 113, 113, 113, 113, 113, 113, 113, 113, 113,
113, 113, 113, 113, 113, 113, 113, 113, 113, 113,
113, 113, 113, 113, 113, 113, 113, 113, 113, 113,
113, 113, 113, 113, 113, 113
};
return len + asso_values[(unsigned char)str[2]] + asso_values[(unsigned char)str[0]] + asso_values[(unsigned char)str[len - 1]];
}
#ifdef __GNUC__
__inline
#endif
const struct resword *
is_reserved_word (register const char *str, register unsigned int len)
{
enum
{
TOTAL_KEYWORDS = 41,
MIN_WORD_LENGTH = 3,
MAX_WORD_LENGTH = 17,
MIN_HASH_VALUE = 4,
MAX_HASH_VALUE = 112
};
static const struct resword wordlist[] =
{
{""}, {""}, {""}, {""},
{"auto", AUTO_KEYW},
{""}, {""},
{"__asm__", ASM_KEYW},
{""},
{"_restrict", RESTRICT_KEYW},
{"__typeof__", TYPEOF_KEYW},
{"__attribute", ATTRIBUTE_KEYW},
{"__restrict__", RESTRICT_KEYW},
{"__attribute__", ATTRIBUTE_KEYW},
{""},
{"__volatile", VOLATILE_KEYW},
{""},
{"__volatile__", VOLATILE_KEYW},
{"EXPORT_SYMBOL", EXPORT_SYMBOL_KEYW},
{""}, {""}, {""},
{"EXPORT_SYMBOL_GPL", EXPORT_SYMBOL_KEYW},
{"int", INT_KEYW},
{"char", CHAR_KEYW},
{""}, {""},
{"__const", CONST_KEYW},
{"__inline", INLINE_KEYW},
{"__const__", CONST_KEYW},
{"__inline__", INLINE_KEYW},
{""}, {""}, {""}, {""},
{"__asm", ASM_KEYW},
{"extern", EXTERN_KEYW},
{""},
{"register", REGISTER_KEYW},
{""},
{"float", FLOAT_KEYW},
{"typeof", TYPEOF_KEYW},
{"typedef", TYPEDEF_KEYW},
{""}, {""},
{"_Bool", BOOL_KEYW},
{"double", DOUBLE_KEYW},
{""}, {""},
{"enum", ENUM_KEYW},
{""}, {""}, {""},
{"volatile", VOLATILE_KEYW},
{"void", VOID_KEYW},
{"const", CONST_KEYW},
{"short", SHORT_KEYW},
{"struct", STRUCT_KEYW},
{""},
{"restrict", RESTRICT_KEYW},
{""},
{"__signed__", SIGNED_KEYW},
{""},
{"asm", ASM_KEYW},
{""}, {""},
{"inline", INLINE_KEYW},
{""}, {""}, {""},
{"union", UNION_KEYW},
{""}, {""}, {""}, {""}, {""}, {""},
{"static", STATIC_KEYW},
{""}, {""}, {""}, {""}, {""}, {""},
{"__signed", SIGNED_KEYW},
{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
{""}, {""}, {""}, {""}, {""},
{"unsigned", UNSIGNED_KEYW},
{""}, {""}, {""}, {""},
{"long", LONG_KEYW},
{""}, {""}, {""}, {""}, {""}, {""}, {""},
{"signed", SIGNED_KEYW}
};
if (len <= MAX_WORD_LENGTH && len >= MIN_WORD_LENGTH)
{
register int key = is_reserved_hash (str, len);
if (key <= MAX_HASH_VALUE && key >= 0)
{
register const char *s = wordlist[key].name;
if (*str == *s && !strcmp (str + 1, s + 1))
return &wordlist[key];
}
}
return 0;
}
scripts/genksyms/keywords.gperf 0 → 100644
View file @ bd6db1b5
%{
%}
struct resword { const char *name; int token; }
%%
EXPORT_SYMBOL, EXPORT_SYMBOL_KEYW
EXPORT_SYMBOL_GPL, EXPORT_SYMBOL_KEYW
__asm, ASM_KEYW
__asm__, ASM_KEYW
__attribute, ATTRIBUTE_KEYW
__attribute__, ATTRIBUTE_KEYW
__const, CONST_KEYW
__const__, CONST_KEYW
__inline, INLINE_KEYW
__inline__, INLINE_KEYW
__signed, SIGNED_KEYW
__signed__, SIGNED_KEYW
__volatile, VOLATILE_KEYW
__volatile__, VOLATILE_KEYW
# According to rth, c99 defines _Bool, __restrict, __restrict__, restrict. KAO
_Bool, BOOL_KEYW
_restrict, RESTRICT_KEYW
__restrict__, RESTRICT_KEYW
restrict, RESTRICT_KEYW
asm, ASM_KEYW
# attribute commented out in modutils 2.4.2. People are using 'attribute' as a
# field name which breaks the genksyms parser. It is not a gcc keyword anyway.
# KAO.
# attribute, ATTRIBUTE_KEYW
auto, AUTO_KEYW
char, CHAR_KEYW
const, CONST_KEYW
double, DOUBLE_KEYW
enum, ENUM_KEYW
extern, EXTERN_KEYW
float, FLOAT_KEYW
inline, INLINE_KEYW
int, INT_KEYW
long, LONG_KEYW
register, REGISTER_KEYW
short, SHORT_KEYW
signed, SIGNED_KEYW
static, STATIC_KEYW
struct, STRUCT_KEYW
typedef, TYPEDEF_KEYW
union, UNION_KEYW
unsigned, UNSIGNED_KEYW
void, VOID_KEYW
volatile, VOLATILE_KEYW
typeof, TYPEOF_KEYW
__typeof__, TYPEOF_KEYW
scripts/genksyms/lex.c_shipped 0 → 100644
View file @ bd6db1b5
#line 2 "scripts/genksyms/lex.c"
/* A lexical scanner generated by flex */
/* Scanner skeleton version:
* $Header: /home/daffy/u0/vern/flex/RCS/flex.skl,v 2.91 96/09/10 16:58:48 vern Exp $
*/
#define FLEX_SCANNER
#define YY_FLEX_MAJOR_VERSION 2
#define YY_FLEX_MINOR_VERSION 5
#include <stdio.h>
#include <unistd.h>
/* cfront 1.2 defines "c_plusplus" instead of "__cplusplus" */
#ifdef c_plusplus
#ifndef __cplusplus
#define __cplusplus
#endif
#endif
#ifdef __cplusplus
#include <stdlib.h>
/* Use prototypes in function declarations. */
#define YY_USE_PROTOS
/* The "const" storage-class-modifier is valid. */
#define YY_USE_CONST
#else /* ! __cplusplus */
#if __STDC__
#define YY_USE_PROTOS
#define YY_USE_CONST
#endif /* __STDC__ */
#endif /* ! __cplusplus */
#ifdef __TURBOC__
#pragma warn -rch
#pragma warn -use
#include <io.h>
#include <stdlib.h>
#define YY_USE_CONST
#define YY_USE_PROTOS
#endif
#ifdef YY_USE_CONST
#define yyconst const
#else
#define yyconst
#endif
#ifdef YY_USE_PROTOS
#define YY_PROTO(proto) proto
#else
#define YY_PROTO(proto) ()
#endif
/* Returned upon end-of-file. */
#define YY_NULL 0
/* Promotes a possibly negative, possibly signed char to an unsigned
* integer for use as an array index. If the signed char is negative,
* we want to instead treat it as an 8-bit unsigned char, hence the
* double cast.
*/
#define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)
/* Enter a start condition. This macro really ought to take a parameter,
* but we do it the disgusting crufty way forced on us by the ()-less
* definition of BEGIN.
*/
#define BEGIN yy_start = 1 + 2 *
/* Translate the current start state into a value that can be later handed
* to BEGIN to return to the state. The YYSTATE alias is for lex
* compatibility.
*/
#define YY_START ((yy_start - 1) / 2)
#define YYSTATE YY_START
/* Action number for EOF rule of a given start state. */
#define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
/* Special action meaning "start processing a new file". */
#define YY_NEW_FILE yyrestart( yyin )
#define YY_END_OF_BUFFER_CHAR 0
/* Size of default input buffer. */
#define YY_BUF_SIZE 16384
typedef struct yy_buffer_state *YY_BUFFER_STATE;
extern int yyleng;
extern FILE *yyin, *yyout;
#define EOB_ACT_CONTINUE_SCAN 0
#define EOB_ACT_END_OF_FILE 1
#define EOB_ACT_LAST_MATCH 2
/* The funky do-while in the following #define is used to turn the definition
* int a single C statement (which needs a semi-colon terminator). This
* avoids problems with code like:
*
* if ( condition_holds )
* yyless( 5 );
* else
* do_something_else();
*
* Prior to using the do-while the compiler would get upset at the
* "else" because it interpreted the "if" statement as being all
* done when it reached the ';' after the yyless() call.
*/
/* Return all but the first 'n' matched characters back to the input stream. */
#define yyless(n) \
do \
{ \
/* Undo effects of setting up yytext. */ \
*yy_cp = yy_hold_char; \
YY_RESTORE_YY_MORE_OFFSET \
yy_c_buf_p = yy_cp = yy_bp + n - YY_MORE_ADJ; \
YY_DO_BEFORE_ACTION; /* set up yytext again */ \
} \
while ( 0 )
#define unput(c) yyunput( c, yytext_ptr )
/* The following is because we cannot portably get our hands on size_t
* (without autoconf's help, which isn't available because we want
* flex-generated scanners to compile on their own).
*/
typedef unsigned int yy_size_t;
struct yy_buffer_state
{
FILE *yy_input_file;
char *yy_ch_buf; /* input buffer */
char *yy_buf_pos; /* current position in input buffer */
/* Size of input buffer in bytes, not including room for EOB
* characters.
*/
yy_size_t yy_buf_size;
/* Number of characters read into yy_ch_buf, not including EOB
* characters.
*/
int yy_n_chars;
/* Whether we "own" the buffer - i.e., we know we created it,
* and can realloc() it to grow it, and should free() it to
* delete it.
*/
int yy_is_our_buffer;
/* Whether this is an "interactive" input source; if so, and
* if we're using stdio for input, then we want to use getc()
* instead of fread(), to make sure we stop fetching input after
* each newline.
*/
int yy_is_interactive;
/* Whether we're considered to be at the beginning of a line.
* If so, '^' rules will be active on the next match, otherwise
* not.
*/
int yy_at_bol;
/* Whether to try to fill the input buffer when we reach the
* end of it.
*/
int yy_fill_buffer;
int yy_buffer_status;
#define YY_BUFFER_NEW 0
#define YY_BUFFER_NORMAL 1
/* When an EOF's been seen but there's still some text to process
* then we mark the buffer as YY_EOF_PENDING, to indicate that we
* shouldn't try reading from the input source any more. We might
* still have a bunch of tokens to match, though, because of
* possible backing-up.
*
* When we actually see the EOF, we change the status to "new"
* (via yyrestart()), so that the user can continue scanning by
* just pointing yyin at a new input file.
*/
#define YY_BUFFER_EOF_PENDING 2
};
static YY_BUFFER_STATE yy_current_buffer = 0;
/* We provide macros for accessing buffer states in case in the
* future we want to put the buffer states in a more general
* "scanner state".
*/
#define YY_CURRENT_BUFFER yy_current_buffer
/* yy_hold_char holds the character lost when yytext is formed. */
static char yy_hold_char;
static int yy_n_chars; /* number of characters read into yy_ch_buf */
int yyleng;
/* Points to current character in buffer. */
static char *yy_c_buf_p = (char *) 0;
static int yy_init = 1; /* whether we need to initialize */
static int yy_start = 0; /* start state number */
/* Flag which is used to allow yywrap()'s to do buffer switches
* instead of setting up a fresh yyin. A bit of a hack ...
*/
static int yy_did_buffer_switch_on_eof;
void yyrestart YY_PROTO(( FILE *input_file ));
void yy_switch_to_buffer YY_PROTO(( YY_BUFFER_STATE new_buffer ));
void yy_load_buffer_state YY_PROTO(( void ));
YY_BUFFER_STATE yy_create_buffer YY_PROTO(( FILE *file, int size ));
void yy_delete_buffer YY_PROTO(( YY_BUFFER_STATE b ));
void yy_init_buffer YY_PROTO(( YY_BUFFER_STATE b, FILE *file ));
void yy_flush_buffer YY_PROTO(( YY_BUFFER_STATE b ));
#define YY_FLUSH_BUFFER yy_flush_buffer( yy_current_buffer )
YY_BUFFER_STATE yy_scan_buffer YY_PROTO(( char *base, yy_size_t size ));
YY_BUFFER_STATE yy_scan_string YY_PROTO(( yyconst char *yy_str ));
YY_BUFFER_STATE yy_scan_bytes YY_PROTO(( yyconst char *bytes, int len ));
static void *yy_flex_alloc YY_PROTO(( yy_size_t ));
static void *yy_flex_realloc YY_PROTO(( void *, yy_size_t ));
static void yy_flex_free YY_PROTO(( void * ));
#define yy_new_buffer yy_create_buffer
#define yy_set_interactive(is_interactive) \
{ \
if ( ! yy_current_buffer ) \
yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \
yy_current_buffer->yy_is_interactive = is_interactive; \
}
#define yy_set_bol(at_bol) \
{ \
if ( ! yy_current_buffer ) \
yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \
yy_current_buffer->yy_at_bol = at_bol; \
}
#define YY_AT_BOL() (yy_current_buffer->yy_at_bol)
#define yywrap() 1
#define YY_SKIP_YYWRAP
#define FLEX_DEBUG
typedef unsigned char YY_CHAR;
FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0;
typedef int yy_state_type;
#define FLEX_DEBUG
extern char *yytext;
#define yytext_ptr yytext
static yy_state_type yy_get_previous_state YY_PROTO(( void ));
static yy_state_type yy_try_NUL_trans YY_PROTO(( yy_state_type current_state ));
static int yy_get_next_buffer YY_PROTO(( void ));
static void yy_fatal_error YY_PROTO(( yyconst char msg[] ));
/* Done after the current pattern has been matched and before the
* corresponding action - sets up yytext.
*/
#define YY_DO_BEFORE_ACTION \
yytext_ptr = yy_bp; \
yyleng = (int) (yy_cp - yy_bp); \
yy_hold_char = *yy_cp; \
*yy_cp = '\0'; \
yy_c_buf_p = yy_cp;
#define YY_NUM_RULES 13
#define YY_END_OF_BUFFER 14
static yyconst short int yy_accept[76] =
{ 0,
0, 0, 0, 0, 14, 12, 4, 3, 12, 12,
12, 7, 7, 12, 12, 12, 12, 12, 9, 9,
12, 12, 12, 4, 0, 5, 0, 0, 6, 0,
0, 7, 0, 0, 0, 0, 2, 8, 10, 10,
9, 0, 0, 9, 9, 0, 9, 0, 0, 11,
0, 0, 0, 10, 0, 10, 9, 9, 0, 0,
0, 0, 0, 0, 0, 10, 10, 0, 0, 0,
0, 0, 0, 1, 0
} ;
static yyconst int yy_ec[256] =
{ 0,
1, 1, 1, 1, 1, 1, 1, 1, 2, 3,
4, 4, 4, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 2, 1, 5, 6, 1, 7, 8, 9, 1,
1, 7, 10, 1, 11, 12, 7, 13, 14, 14,
14, 14, 14, 14, 14, 15, 15, 1, 1, 16,
17, 18, 1, 1, 19, 19, 19, 19, 20, 21,
22, 22, 22, 22, 22, 23, 22, 22, 22, 22,
22, 22, 22, 22, 24, 22, 22, 25, 22, 22,
1, 26, 1, 7, 22, 1, 19, 19, 19, 19,
20, 21, 22, 22, 22, 22, 22, 27, 22, 22,
22, 22, 22, 22, 22, 22, 24, 22, 22, 25,
22, 22, 1, 28, 1, 7, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1
} ;
static yyconst int yy_meta[29] =
{ 0,
1, 1, 2, 1, 1, 1, 1, 1, 1, 3,
3, 4, 5, 5, 5, 1, 1, 1, 6, 7,
6, 8, 8, 8, 8, 1, 8, 1
} ;
static yyconst short int yy_base[88] =
{ 0,
0, 166, 22, 152, 151, 282, 39, 282, 26, 33,
138, 0, 39, 43, 124, 39, 36, 48, 52, 55,
41, 56, 54, 47, 73, 282, 0, 72, 282, 0,
116, 0, 78, 75, 122, 103, 282, 282, 106, 0,
97, 73, 76, 91, 65, 0, 0, 84, 81, 282,
132, 98, 84, 282, 117, 147, 282, 73, 134, 89,
100, 140, 172, 139, 134, 181, 282, 135, 106, 142,
168, 88, 52, 282, 282, 208, 216, 220, 228, 236,
244, 249, 254, 255, 260, 265, 273
} ;
static yyconst short int yy_def[88] =
{ 0,
75, 1, 1, 3, 75, 75, 75, 75, 76, 77,
75, 78, 78, 79, 75, 75, 75, 75, 75, 19,
75, 75, 75, 75, 76, 75, 80, 77, 75, 81,
75, 78, 76, 77, 79, 79, 75, 75, 75, 39,
19, 82, 83, 75, 75, 84, 20, 76, 77, 75,
79, 51, 85, 75, 75, 75, 75, 84, 79, 51,
79, 79, 79, 51, 75, 75, 75, 86, 79, 63,
86, 87, 87, 75, 0, 75, 75, 75, 75, 75,
75, 75, 75, 75, 75, 75, 75
} ;
static yyconst short int yy_nxt[311] =
{ 0,
6, 7, 8, 7, 9, 6, 6, 6, 10, 6,
6, 11, 6, 6, 6, 6, 6, 6, 12, 12,
12, 12, 13, 12, 12, 6, 12, 6, 15, 16,
26, 15, 17, 18, 19, 20, 20, 21, 15, 22,
24, 29, 24, 33, 36, 37, 38, 34, 24, 23,
24, 27, 38, 38, 74, 38, 38, 38, 30, 31,
39, 39, 39, 40, 41, 41, 42, 47, 47, 47,
38, 43, 38, 38, 44, 45, 46, 26, 44, 75,
29, 38, 26, 29, 40, 55, 55, 57, 26, 29,
74, 57, 43, 65, 65, 44, 45, 30, 27, 44,
30, 59, 37, 27, 36, 37, 30, 59, 37, 27,
64, 64, 64, 35, 57, 51, 52, 52, 39, 39,
39, 75, 35, 69, 37, 53, 54, 50, 54, 56,
56, 56, 54, 59, 37, 59, 37, 37, 68, 35,
38, 59, 37, 59, 60, 60, 66, 66, 66, 31,
75, 64, 64, 64, 61, 62, 63, 14, 61, 56,
56, 56, 69, 35, 61, 62, 69, 67, 61, 67,
37, 14, 72, 67, 37, 75, 75, 75, 75, 75,
75, 75, 75, 75, 70, 70, 70, 75, 75, 75,
70, 70, 70, 66, 66, 66, 75, 75, 75, 75,
75, 54, 75, 54, 75, 75, 75, 54, 25, 25,
25, 25, 25, 25, 25, 25, 28, 28, 28, 28,
28, 28, 28, 28, 32, 32, 32, 32, 35, 35,
35, 35, 35, 35, 35, 35, 48, 75, 48, 48,
48, 48, 48, 48, 49, 75, 49, 49, 49, 49,
49, 49, 42, 42, 75, 42, 56, 75, 56, 58,
58, 58, 66, 75, 66, 71, 71, 71, 71, 71,
71, 71, 71, 73, 73, 73, 73, 73, 73, 73,
73, 5, 75, 75, 75, 75, 75, 75, 75, 75,
75, 75, 75, 75, 75, 75, 75, 75, 75, 75,
75, 75, 75, 75, 75, 75, 75, 75, 75, 75
} ;
static yyconst short int yy_chk[311] =
{ 0,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 3, 3,
9, 3, 3, 3, 3, 3, 3, 3, 3, 3,
7, 10, 7, 13, 14, 14, 16, 13, 24, 3,
24, 9, 17, 17, 73, 16, 21, 21, 10, 18,
18, 18, 18, 19, 19, 19, 19, 20, 20, 20,
23, 19, 22, 22, 19, 19, 19, 25, 19, 20,
28, 23, 33, 34, 42, 43, 43, 45, 48, 49,
72, 45, 42, 53, 53, 58, 58, 28, 25, 58,
34, 61, 61, 33, 36, 36, 49, 69, 69, 48,
52, 52, 52, 60, 44, 36, 36, 36, 39, 39,
39, 41, 52, 61, 35, 39, 39, 31, 39, 55,
55, 55, 39, 51, 51, 59, 59, 68, 59, 68,
15, 62, 62, 70, 51, 51, 65, 65, 65, 11,
5, 64, 64, 64, 51, 51, 51, 4, 51, 56,
56, 56, 62, 64, 70, 70, 62, 56, 70, 56,
71, 2, 71, 56, 63, 0, 0, 0, 0, 0,
0, 0, 0, 0, 63, 63, 63, 0, 0, 0,
63, 63, 63, 66, 66, 66, 0, 0, 0, 0,
0, 66, 0, 66, 0, 0, 0, 66, 76, 76,
76, 76, 76, 76, 76, 76, 77, 77, 77, 77,
77, 77, 77, 77, 78, 78, 78, 78, 79, 79,
79, 79, 79, 79, 79, 79, 80, 0, 80, 80,
80, 80, 80, 80, 81, 0, 81, 81, 81, 81,
81, 81, 82, 82, 0, 82, 83, 0, 83, 84,
84, 84, 85, 0, 85, 86, 86, 86, 86, 86,
86, 86, 86, 87, 87, 87, 87, 87, 87, 87,
87, 75, 75, 75, 75, 75, 75, 75, 75, 75,
75, 75, 75, 75, 75, 75, 75, 75, 75, 75,
75, 75, 75, 75, 75, 75, 75, 75, 75, 75
} ;
static yy_state_type yy_last_accepting_state;
static char *yy_last_accepting_cpos;
extern int yy_flex_debug;
int yy_flex_debug = 1;
static yyconst short int yy_rule_linenum[13] =
{ 0,
69, 70, 71, 74, 77, 78, 79, 85, 86, 87,
89, 92
} ;
/* The intent behind this definition is that it'll catch
* any uses of REJECT which flex missed.
*/
#define REJECT reject_used_but_not_detected
#define yymore() yymore_used_but_not_detected
#define YY_MORE_ADJ 0
#define YY_RESTORE_YY_MORE_OFFSET
char *yytext;
#line 1 "scripts/genksyms/lex.l"
#define INITIAL 0
/* Lexical analysis for genksyms.
Copyright 1996, 1997 Linux International.
New implementation contributed by Richard Henderson <rth@tamu.edu>
Based on original work by Bjorn Ekwall <bj0rn@blox.se>
Taken from Linux modutils 2.4.22.
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 2 of the License, or (at your
option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#line 25 "scripts/genksyms/lex.l"
#include <limits.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include "genksyms.h"
#include "parse.h"
/* We've got a two-level lexer here. We let flex do basic tokenization
and then we categorize those basic tokens in the second stage. */
#define YY_DECL static int yylex1(void)
/* Version 2 checksumming does proper tokenization; version 1 wasn't
quite so pedantic. */
#define V2_TOKENS 1
/* We don't do multiple input files. */
#line 511 "scripts/genksyms/lex.c"
/* Macros after this point can all be overridden by user definitions in
* section 1.
*/
#ifndef YY_SKIP_YYWRAP
#ifdef __cplusplus
extern "C" int yywrap YY_PROTO(( void ));
#else
extern int yywrap YY_PROTO(( void ));
#endif
#endif
#ifndef YY_NO_UNPUT
static void yyunput YY_PROTO(( int c, char *buf_ptr ));
#endif
#ifndef yytext_ptr
static void yy_flex_strncpy YY_PROTO(( char *, yyconst char *, int ));
#endif
#ifdef YY_NEED_STRLEN
static int yy_flex_strlen YY_PROTO(( yyconst char * ));
#endif
#ifndef YY_NO_INPUT
#ifdef __cplusplus
static int yyinput YY_PROTO(( void ));
#else
static int input YY_PROTO(( void ));
#endif
#endif
#if YY_STACK_USED
static int yy_start_stack_ptr = 0;
static int yy_start_stack_depth = 0;
static int *yy_start_stack = 0;
#ifndef YY_NO_PUSH_STATE
static void yy_push_state YY_PROTO(( int new_state ));
#endif
#ifndef YY_NO_POP_STATE
static void yy_pop_state YY_PROTO(( void ));
#endif
#ifndef YY_NO_TOP_STATE
static int yy_top_state YY_PROTO(( void ));
#endif
#else
#define YY_NO_PUSH_STATE 1
#define YY_NO_POP_STATE 1
#define YY_NO_TOP_STATE 1
#endif
#ifdef YY_MALLOC_DECL
YY_MALLOC_DECL
#else
#if __STDC__
#ifndef __cplusplus
#include <stdlib.h>
#endif
#else
/* Just try to get by without declaring the routines. This will fail
* miserably on non-ANSI systems for which sizeof(size_t) != sizeof(int)
* or sizeof(void*) != sizeof(int).
*/
#endif
#endif
/* Amount of stuff to slurp up with each read. */
#ifndef YY_READ_BUF_SIZE
#define YY_READ_BUF_SIZE 8192
#endif
/* Copy whatever the last rule matched to the standard output. */
#ifndef ECHO
/* This used to be an fputs(), but since the string might contain NUL's,
* we now use fwrite().
*/
#define ECHO (void) fwrite( yytext, yyleng, 1, yyout )
#endif
/* Gets input and stuffs it into "buf". number of characters read, or YY_NULL,
* is returned in "result".
*/
#ifndef YY_INPUT
#define YY_INPUT(buf,result,max_size) \
if ( yy_current_buffer->yy_is_interactive ) \
{ \
int c = '*', n; \
for ( n = 0; n < max_size && \
(c = getc( yyin )) != EOF && c != '\n'; ++n ) \
buf[n] = (char) c; \
if ( c == '\n' ) \
buf[n++] = (char) c; \
if ( c == EOF && ferror( yyin ) ) \
YY_FATAL_ERROR( "input in flex scanner failed" ); \
result = n; \
} \
else if ( ((result = fread( buf, 1, max_size, yyin )) == 0) \
&& ferror( yyin ) ) \
YY_FATAL_ERROR( "input in flex scanner failed" );
#endif
/* No semi-colon after return; correct usage is to write "yyterminate();" -
* we don't want an extra ';' after the "return" because that will cause
* some compilers to complain about unreachable statements.
*/
#ifndef yyterminate
#define yyterminate() return YY_NULL
#endif
/* Number of entries by which start-condition stack grows. */
#ifndef YY_START_STACK_INCR
#define YY_START_STACK_INCR 25
#endif
/* Report a fatal error. */
#ifndef YY_FATAL_ERROR
#define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
#endif
/* Default declaration of generated scanner - a define so the user can
* easily add parameters.
*/
#ifndef YY_DECL
#define YY_DECL int yylex YY_PROTO(( void ))
#endif
/* Code executed at the beginning of each rule, after yytext and yyleng
* have been set up.
*/
#ifndef YY_USER_ACTION
#define YY_USER_ACTION
#endif
/* Code executed at the end of each rule. */
#ifndef YY_BREAK
#define YY_BREAK break;
#endif
#define YY_RULE_SETUP \
if ( yyleng > 0 ) \
yy_current_buffer->yy_at_bol = \
(yytext[yyleng - 1] == '\n'); \
YY_USER_ACTION
YY_DECL
{
register yy_state_type yy_current_state;
register char *yy_cp = NULL, *yy_bp = NULL;
register int yy_act;
#line 65 "scripts/genksyms/lex.l"
/* Keep track of our location in the original source files. */
#line 670 "scripts/genksyms/lex.c"
if ( yy_init )
{
yy_init = 0;
#ifdef YY_USER_INIT
YY_USER_INIT;
#endif
if ( ! yy_start )
yy_start = 1; /* first start state */
if ( ! yyin )
yyin = stdin;
if ( ! yyout )
yyout = stdout;
if ( ! yy_current_buffer )
yy_current_buffer =
yy_create_buffer( yyin, YY_BUF_SIZE );
yy_load_buffer_state();
}
while ( 1 ) /* loops until end-of-file is reached */
{
yy_cp = yy_c_buf_p;
/* Support of yytext. */
*yy_cp = yy_hold_char;
/* yy_bp points to the position in yy_ch_buf of the start of
* the current run.
*/
yy_bp = yy_cp;
yy_current_state = yy_start;
yy_current_state += YY_AT_BOL();
yy_match:
do
{
register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)];
if ( yy_accept[yy_current_state] )
{
yy_last_accepting_state = yy_current_state;
yy_last_accepting_cpos = yy_cp;
}
while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
{
yy_current_state = (int) yy_def[yy_current_state];
if ( yy_current_state >= 76 )
yy_c = yy_meta[(unsigned int) yy_c];
}
yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
++yy_cp;
}
while ( yy_base[yy_current_state] != 282 );
yy_find_action:
yy_act = yy_accept[yy_current_state];
if ( yy_act == 0 )
{ /* have to back up */
yy_cp = yy_last_accepting_cpos;
yy_current_state = yy_last_accepting_state;
yy_act = yy_accept[yy_current_state];
}
YY_DO_BEFORE_ACTION;
do_action: /* This label is used only to access EOF actions. */
if ( yy_flex_debug )
{
if ( yy_act == 0 )
fprintf( stderr, "--scanner backing up\n" );
else if ( yy_act < 13 )
fprintf( stderr, "--accepting rule at line %d (\"%s\")\n",
yy_rule_linenum[yy_act], yytext );
else if ( yy_act == 13 )
fprintf( stderr, "--accepting default rule (\"%s\")\n",
yytext );
else if ( yy_act == 14 )
fprintf( stderr, "--(end of buffer or a NUL)\n" );
else
fprintf( stderr, "--EOF (start condition %d)\n", YY_START );
}
switch ( yy_act )
{ /* beginning of action switch */
case 0: /* must back up */
/* undo the effects of YY_DO_BEFORE_ACTION */
*yy_cp = yy_hold_char;
yy_cp = yy_last_accepting_cpos;
yy_current_state = yy_last_accepting_state;
goto yy_find_action;
case 1:
YY_RULE_SETUP
#line 69 "scripts/genksyms/lex.l"
return FILENAME;
YY_BREAK
case 2:
YY_RULE_SETUP
#line 70 "scripts/genksyms/lex.l"
cur_line++;
YY_BREAK
case 3:
YY_RULE_SETUP
#line 71 "scripts/genksyms/lex.l"
cur_line++;
YY_BREAK
/* Ignore all other whitespace. */
case 4:
YY_RULE_SETUP
#line 74 "scripts/genksyms/lex.l"
;
YY_BREAK
case 5:
YY_RULE_SETUP
#line 77 "scripts/genksyms/lex.l"
return STRING;
YY_BREAK
case 6:
YY_RULE_SETUP
#line 78 "scripts/genksyms/lex.l"
return CHAR;
YY_BREAK
case 7:
YY_RULE_SETUP
#line 79 "scripts/genksyms/lex.l"
return IDENT;
YY_BREAK
/* The Pedant requires that the other C multi-character tokens be
recognized as tokens. We don't actually use them since we don't
parse expressions, but we do want whitespace to be arranged
around them properly. */
case 8:
YY_RULE_SETUP
#line 85 "scripts/genksyms/lex.l"
return OTHER;
YY_BREAK
case 9:
YY_RULE_SETUP
#line 86 "scripts/genksyms/lex.l"
return INT;
YY_BREAK
case 10:
YY_RULE_SETUP
#line 87 "scripts/genksyms/lex.l"
return REAL;
YY_BREAK
case 11:
YY_RULE_SETUP
#line 89 "scripts/genksyms/lex.l"
return DOTS;
YY_BREAK
/* All other tokens are single characters. */
case 12:
YY_RULE_SETUP
#line 92 "scripts/genksyms/lex.l"
return yytext[0];
YY_BREAK
case 13:
YY_RULE_SETUP
#line 95 "scripts/genksyms/lex.l"
ECHO;
YY_BREAK
#line 840 "scripts/genksyms/lex.c"
case YY_STATE_EOF(INITIAL):
case YY_STATE_EOF(V2_TOKENS):
yyterminate();
case YY_END_OF_BUFFER:
{
/* Amount of text matched not including the EOB char. */
int yy_amount_of_matched_text = (int) (yy_cp - yytext_ptr) - 1;
/* Undo the effects of YY_DO_BEFORE_ACTION. */
*yy_cp = yy_hold_char;
YY_RESTORE_YY_MORE_OFFSET
if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_NEW )
{
/* We're scanning a new file or input source. It's
* possible that this happened because the user
* just pointed yyin at a new source and called
* yylex(). If so, then we have to assure
* consistency between yy_current_buffer and our
* globals. Here is the right place to do so, because
* this is the first action (other than possibly a
* back-up) that will match for the new input source.
*/
yy_n_chars = yy_current_buffer->yy_n_chars;
yy_current_buffer->yy_input_file = yyin;
yy_current_buffer->yy_buffer_status = YY_BUFFER_NORMAL;
}
/* Note that here we test for yy_c_buf_p "<=" to the position
* of the first EOB in the buffer, since yy_c_buf_p will
* already have been incremented past the NUL character
* (since all states make transitions on EOB to the
* end-of-buffer state). Contrast this with the test
* in input().
*/
if ( yy_c_buf_p <= &yy_current_buffer->yy_ch_buf[yy_n_chars] )
{ /* This was really a NUL. */
yy_state_type yy_next_state;
yy_c_buf_p = yytext_ptr + yy_amount_of_matched_text;
yy_current_state = yy_get_previous_state();
/* Okay, we're now positioned to make the NUL
* transition. We couldn't have
* yy_get_previous_state() go ahead and do it
* for us because it doesn't know how to deal
* with the possibility of jamming (and we don't
* want to build jamming into it because then it
* will run more slowly).
*/
yy_next_state = yy_try_NUL_trans( yy_current_state );
yy_bp = yytext_ptr + YY_MORE_ADJ;
if ( yy_next_state )
{
/* Consume the NUL. */
yy_cp = ++yy_c_buf_p;
yy_current_state = yy_next_state;
goto yy_match;
}
else
{
yy_cp = yy_c_buf_p;
goto yy_find_action;
}
}
else switch ( yy_get_next_buffer() )
{
case EOB_ACT_END_OF_FILE:
{
yy_did_buffer_switch_on_eof = 0;
if ( yywrap() )
{
/* Note: because we've taken care in
* yy_get_next_buffer() to have set up
* yytext, we can now set up
* yy_c_buf_p so that if some total
* hoser (like flex itself) wants to
* call the scanner after we return the
* YY_NULL, it'll still work - another
* YY_NULL will get returned.
*/
yy_c_buf_p = yytext_ptr + YY_MORE_ADJ;
yy_act = YY_STATE_EOF(YY_START);
goto do_action;
}
else
{
if ( ! yy_did_buffer_switch_on_eof )
YY_NEW_FILE;
}
break;
}
case EOB_ACT_CONTINUE_SCAN:
yy_c_buf_p =
yytext_ptr + yy_amount_of_matched_text;
yy_current_state = yy_get_previous_state();
yy_cp = yy_c_buf_p;
yy_bp = yytext_ptr + YY_MORE_ADJ;
goto yy_match;
case EOB_ACT_LAST_MATCH:
yy_c_buf_p =
&yy_current_buffer->yy_ch_buf[yy_n_chars];
yy_current_state = yy_get_previous_state();
yy_cp = yy_c_buf_p;
yy_bp = yytext_ptr + YY_MORE_ADJ;
goto yy_find_action;
}
break;
}
default:
YY_FATAL_ERROR(
"fatal flex scanner internal error--no action found" );
} /* end of action switch */
} /* end of scanning one token */
} /* end of yylex */
/* yy_get_next_buffer - try to read in a new buffer
*
* Returns a code representing an action:
* EOB_ACT_LAST_MATCH -
* EOB_ACT_CONTINUE_SCAN - continue scanning from current position
* EOB_ACT_END_OF_FILE - end of file
*/
static int yy_get_next_buffer()
{
register char *dest = yy_current_buffer->yy_ch_buf;
register char *source = yytext_ptr;
register int number_to_move, i;
int ret_val;
if ( yy_c_buf_p > &yy_current_buffer->yy_ch_buf[yy_n_chars + 1] )
YY_FATAL_ERROR(
"fatal flex scanner internal error--end of buffer missed" );
if ( yy_current_buffer->yy_fill_buffer == 0 )
{ /* Don't try to fill the buffer, so this is an EOF. */
if ( yy_c_buf_p - yytext_ptr - YY_MORE_ADJ == 1 )
{
/* We matched a single character, the EOB, so
* treat this as a final EOF.
*/
return EOB_ACT_END_OF_FILE;
}
else
{
/* We matched some text prior to the EOB, first
* process it.
*/
return EOB_ACT_LAST_MATCH;
}
}
/* Try to read more data. */
/* First move last chars to start of buffer. */
number_to_move = (int) (yy_c_buf_p - yytext_ptr) - 1;
for ( i = 0; i < number_to_move; ++i )
*(dest++) = *(source++);
if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_EOF_PENDING )
/* don't do the read, it's not guaranteed to return an EOF,
* just force an EOF
*/
yy_current_buffer->yy_n_chars = yy_n_chars = 0;
else
{
int num_to_read =
yy_current_buffer->yy_buf_size - number_to_move - 1;
while ( num_to_read <= 0 )
{ /* Not enough room in the buffer - grow it. */
#ifdef YY_USES_REJECT
YY_FATAL_ERROR(
"input buffer overflow, can't enlarge buffer because scanner uses REJECT" );
#else
/* just a shorter name for the current buffer */
YY_BUFFER_STATE b = yy_current_buffer;
int yy_c_buf_p_offset =
(int) (yy_c_buf_p - b->yy_ch_buf);
if ( b->yy_is_our_buffer )
{
int new_size = b->yy_buf_size * 2;
if ( new_size <= 0 )
b->yy_buf_size += b->yy_buf_size / 8;
else
b->yy_buf_size *= 2;
b->yy_ch_buf = (char *)
/* Include room in for 2 EOB chars. */
yy_flex_realloc( (void *) b->yy_ch_buf,
b->yy_buf_size + 2 );
}
else
/* Can't grow it, we don't own it. */
b->yy_ch_buf = 0;
if ( ! b->yy_ch_buf )
YY_FATAL_ERROR(
"fatal error - scanner input buffer overflow" );
yy_c_buf_p = &b->yy_ch_buf[yy_c_buf_p_offset];
num_to_read = yy_current_buffer->yy_buf_size -
number_to_move - 1;
#endif
}
if ( num_to_read > YY_READ_BUF_SIZE )
num_to_read = YY_READ_BUF_SIZE;
/* Read in more data. */
YY_INPUT( (&yy_current_buffer->yy_ch_buf[number_to_move]),
yy_n_chars, num_to_read );
yy_current_buffer->yy_n_chars = yy_n_chars;
}
if ( yy_n_chars == 0 )
{
if ( number_to_move == YY_MORE_ADJ )
{
ret_val = EOB_ACT_END_OF_FILE;
yyrestart( yyin );
}
else
{
ret_val = EOB_ACT_LAST_MATCH;
yy_current_buffer->yy_buffer_status =
YY_BUFFER_EOF_PENDING;
}
}
else
ret_val = EOB_ACT_CONTINUE_SCAN;
yy_n_chars += number_to_move;
yy_current_buffer->yy_ch_buf[yy_n_chars] = YY_END_OF_BUFFER_CHAR;
yy_current_buffer->yy_ch_buf[yy_n_chars + 1] = YY_END_OF_BUFFER_CHAR;
yytext_ptr = &yy_current_buffer->yy_ch_buf[0];
return ret_val;
}
/* yy_get_previous_state - get the state just before the EOB char was reached */
static yy_state_type yy_get_previous_state()
{
register yy_state_type yy_current_state;
register char *yy_cp;
yy_current_state = yy_start;
yy_current_state += YY_AT_BOL();
for ( yy_cp = yytext_ptr + YY_MORE_ADJ; yy_cp < yy_c_buf_p; ++yy_cp )
{
register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1);
if ( yy_accept[yy_current_state] )
{
yy_last_accepting_state = yy_current_state;
yy_last_accepting_cpos = yy_cp;
}
while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
{
yy_current_state = (int) yy_def[yy_current_state];
if ( yy_current_state >= 76 )
yy_c = yy_meta[(unsigned int) yy_c];
}
yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
}
return yy_current_state;
}
/* yy_try_NUL_trans - try to make a transition on the NUL character
*
* synopsis
* next_state = yy_try_NUL_trans( current_state );
*/
#ifdef YY_USE_PROTOS
static yy_state_type yy_try_NUL_trans( yy_state_type yy_current_state )
#else
static yy_state_type yy_try_NUL_trans( yy_current_state )
yy_state_type yy_current_state;
#endif
{
register int yy_is_jam;
register char *yy_cp = yy_c_buf_p;
register YY_CHAR yy_c = 1;
if ( yy_accept[yy_current_state] )
{
yy_last_accepting_state = yy_current_state;
yy_last_accepting_cpos = yy_cp;
}
while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
{
yy_current_state = (int) yy_def[yy_current_state];
if ( yy_current_state >= 76 )
yy_c = yy_meta[(unsigned int) yy_c];
}
yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
yy_is_jam = (yy_current_state == 75);
return yy_is_jam ? 0 : yy_current_state;
}
#ifndef YY_NO_UNPUT
#ifdef YY_USE_PROTOS
static void yyunput( int c, register char *yy_bp )
#else
static void yyunput( c, yy_bp )
int c;
register char *yy_bp;
#endif
{
register char *yy_cp = yy_c_buf_p;
/* undo effects of setting up yytext */
*yy_cp = yy_hold_char;
if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
{ /* need to shift things up to make room */
/* +2 for EOB chars. */
register int number_to_move = yy_n_chars + 2;
register char *dest = &yy_current_buffer->yy_ch_buf[
yy_current_buffer->yy_buf_size + 2];
register char *source =
&yy_current_buffer->yy_ch_buf[number_to_move];
while ( source > yy_current_buffer->yy_ch_buf )
*--dest = *--source;
yy_cp += (int) (dest - source);
yy_bp += (int) (dest - source);
yy_current_buffer->yy_n_chars =
yy_n_chars = yy_current_buffer->yy_buf_size;
if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
YY_FATAL_ERROR( "flex scanner push-back overflow" );
}
*--yy_cp = (char) c;
yytext_ptr = yy_bp;
yy_hold_char = *yy_cp;
yy_c_buf_p = yy_cp;
}
#endif /* ifndef YY_NO_UNPUT */
#ifdef __cplusplus
static int yyinput()
#else
static int input()
#endif
{
int c;
*yy_c_buf_p = yy_hold_char;
if ( *yy_c_buf_p == YY_END_OF_BUFFER_CHAR )
{
/* yy_c_buf_p now points to the character we want to return.
* If this occurs *before* the EOB characters, then it's a
* valid NUL; if not, then we've hit the end of the buffer.
*/
if ( yy_c_buf_p < &yy_current_buffer->yy_ch_buf[yy_n_chars] )
/* This was really a NUL. */
*yy_c_buf_p = '\0';
else
{ /* need more input */
int offset = yy_c_buf_p - yytext_ptr;
++yy_c_buf_p;
switch ( yy_get_next_buffer() )
{
case EOB_ACT_LAST_MATCH:
/* This happens because yy_g_n_b()
* sees that we've accumulated a
* token and flags that we need to
* try matching the token before
* proceeding. But for input(),
* there's no matching to consider.
* So convert the EOB_ACT_LAST_MATCH
* to EOB_ACT_END_OF_FILE.
*/
/* Reset buffer status. */
yyrestart( yyin );
/* fall through */
case EOB_ACT_END_OF_FILE:
{
if ( yywrap() )
return EOF;
if ( ! yy_did_buffer_switch_on_eof )
YY_NEW_FILE;
#ifdef __cplusplus
return yyinput();
#else
return input();
#endif
}
case EOB_ACT_CONTINUE_SCAN:
yy_c_buf_p = yytext_ptr + offset;
break;
}
}
}
c = *(unsigned char *) yy_c_buf_p; /* cast for 8-bit char's */
*yy_c_buf_p = '\0'; /* preserve yytext */
yy_hold_char = *++yy_c_buf_p;
yy_current_buffer->yy_at_bol = (c == '\n');
return c;
}
#ifdef YY_USE_PROTOS
void yyrestart( FILE *input_file )
#else
void yyrestart( input_file )
FILE *input_file;
#endif
{
if ( ! yy_current_buffer )
yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE );
yy_init_buffer( yy_current_buffer, input_file );
yy_load_buffer_state();
}
#ifdef YY_USE_PROTOS
void yy_switch_to_buffer( YY_BUFFER_STATE new_buffer )
#else
void yy_switch_to_buffer( new_buffer )
YY_BUFFER_STATE new_buffer;
#endif
{
if ( yy_current_buffer == new_buffer )
return;
if ( yy_current_buffer )
{
/* Flush out information for old buffer. */
*yy_c_buf_p = yy_hold_char;
yy_current_buffer->yy_buf_pos = yy_c_buf_p;
yy_current_buffer->yy_n_chars = yy_n_chars;
}
yy_current_buffer = new_buffer;
yy_load_buffer_state();
/* We don't actually know whether we did this switch during
* EOF (yywrap()) processing, but the only time this flag
* is looked at is after yywrap() is called, so it's safe
* to go ahead and always set it.
*/
yy_did_buffer_switch_on_eof = 1;
}
#ifdef YY_USE_PROTOS
void yy_load_buffer_state( void )
#else
void yy_load_buffer_state()
#endif
{
yy_n_chars = yy_current_buffer->yy_n_chars;
yytext_ptr = yy_c_buf_p = yy_current_buffer->yy_buf_pos;
yyin = yy_current_buffer->yy_input_file;
yy_hold_char = *yy_c_buf_p;
}
#ifdef YY_USE_PROTOS
YY_BUFFER_STATE yy_create_buffer( FILE *file, int size )
#else
YY_BUFFER_STATE yy_create_buffer( file, size )
FILE *file;
int size;
#endif
{
YY_BUFFER_STATE b;
b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) );
if ( ! b )
YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
b->yy_buf_size = size;
/* yy_ch_buf has to be 2 characters longer than the size given because
* we need to put in 2 end-of-buffer characters.
*/
b->yy_ch_buf = (char *) yy_flex_alloc( b->yy_buf_size + 2 );
if ( ! b->yy_ch_buf )
YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
b->yy_is_our_buffer = 1;
yy_init_buffer( b, file );
return b;
}
#ifdef YY_USE_PROTOS
void yy_delete_buffer( YY_BUFFER_STATE b )
#else
void yy_delete_buffer( b )
YY_BUFFER_STATE b;
#endif
{
if ( ! b )
return;
if ( b == yy_current_buffer )
yy_current_buffer = (YY_BUFFER_STATE) 0;
if ( b->yy_is_our_buffer )
yy_flex_free( (void *) b->yy_ch_buf );
yy_flex_free( (void *) b );
}
#ifdef YY_USE_PROTOS
void yy_init_buffer( YY_BUFFER_STATE b, FILE *file )
#else
void yy_init_buffer( b, file )
YY_BUFFER_STATE b;
FILE *file;
#endif
{
yy_flush_buffer( b );
b->yy_input_file = file;
b->yy_fill_buffer = 1;
#if YY_ALWAYS_INTERACTIVE
b->yy_is_interactive = 1;
#else
#if YY_NEVER_INTERACTIVE
b->yy_is_interactive = 0;
#else
b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0;
#endif
#endif
}
#ifdef YY_USE_PROTOS
void yy_flush_buffer( YY_BUFFER_STATE b )
#else
void yy_flush_buffer( b )
YY_BUFFER_STATE b;
#endif
{
if ( ! b )
return;
b->yy_n_chars = 0;
/* We always need two end-of-buffer characters. The first causes
* a transition to the end-of-buffer state. The second causes
* a jam in that state.
*/
b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
b->yy_buf_pos = &b->yy_ch_buf[0];
b->yy_at_bol = 1;
b->yy_buffer_status = YY_BUFFER_NEW;
if ( b == yy_current_buffer )
yy_load_buffer_state();
}
#ifndef YY_NO_SCAN_BUFFER
#ifdef YY_USE_PROTOS
YY_BUFFER_STATE yy_scan_buffer( char *base, yy_size_t size )
#else
YY_BUFFER_STATE yy_scan_buffer( base, size )
char *base;
yy_size_t size;
#endif
{
YY_BUFFER_STATE b;
if ( size < 2 ||
base[size-2] != YY_END_OF_BUFFER_CHAR ||
base[size-1] != YY_END_OF_BUFFER_CHAR )
/* They forgot to leave room for the EOB's. */
return 0;
b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) );
if ( ! b )
YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" );
b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */
b->yy_buf_pos = b->yy_ch_buf = base;
b->yy_is_our_buffer = 0;
b->yy_input_file = 0;
b->yy_n_chars = b->yy_buf_size;
b->yy_is_interactive = 0;
b->yy_at_bol = 1;
b->yy_fill_buffer = 0;
b->yy_buffer_status = YY_BUFFER_NEW;
yy_switch_to_buffer( b );
return b;
}
#endif
#ifndef YY_NO_SCAN_STRING
#ifdef YY_USE_PROTOS
YY_BUFFER_STATE yy_scan_string( yyconst char *yy_str )
#else
YY_BUFFER_STATE yy_scan_string( yy_str )
yyconst char *yy_str;
#endif
{
int len;
for ( len = 0; yy_str[len]; ++len )
;
return yy_scan_bytes( yy_str, len );
}
#endif
#ifndef YY_NO_SCAN_BYTES
#ifdef YY_USE_PROTOS
YY_BUFFER_STATE yy_scan_bytes( yyconst char *bytes, int len )
#else
YY_BUFFER_STATE yy_scan_bytes( bytes, len )
yyconst char *bytes;
int len;
#endif
{
YY_BUFFER_STATE b;
char *buf;
yy_size_t n;
int i;
/* Get memory for full buffer, including space for trailing EOB's. */
n = len + 2;
buf = (char *) yy_flex_alloc( n );
if ( ! buf )
YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" );
for ( i = 0; i < len; ++i )
buf[i] = bytes[i];
buf[len] = buf[len+1] = YY_END_OF_BUFFER_CHAR;
b = yy_scan_buffer( buf, n );
if ( ! b )
YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" );
/* It's okay to grow etc. this buffer, and we should throw it
* away when we're done.
*/
b->yy_is_our_buffer = 1;
return b;
}
#endif
#ifndef YY_NO_PUSH_STATE
#ifdef YY_USE_PROTOS
static void yy_push_state( int new_state )
#else
static void yy_push_state( new_state )
int new_state;
#endif
{
if ( yy_start_stack_ptr >= yy_start_stack_depth )
{
yy_size_t new_size;
yy_start_stack_depth += YY_START_STACK_INCR;
new_size = yy_start_stack_depth * sizeof( int );
if ( ! yy_start_stack )
yy_start_stack = (int *) yy_flex_alloc( new_size );
else
yy_start_stack = (int *) yy_flex_realloc(
(void *) yy_start_stack, new_size );
if ( ! yy_start_stack )
YY_FATAL_ERROR(
"out of memory expanding start-condition stack" );
}
yy_start_stack[yy_start_stack_ptr++] = YY_START;
BEGIN(new_state);
}
#endif
#ifndef YY_NO_POP_STATE
static void yy_pop_state()
{
if ( --yy_start_stack_ptr < 0 )
YY_FATAL_ERROR( "start-condition stack underflow" );
BEGIN(yy_start_stack[yy_start_stack_ptr]);
}
#endif
#ifndef YY_NO_TOP_STATE
static int yy_top_state()
{
return yy_start_stack[yy_start_stack_ptr - 1];
}
#endif
#ifndef YY_EXIT_FAILURE
#define YY_EXIT_FAILURE 2
#endif
#ifdef YY_USE_PROTOS
static void yy_fatal_error( yyconst char msg[] )
#else
static void yy_fatal_error( msg )
char msg[];
#endif
{
(void) fprintf( stderr, "%s\n", msg );
exit( YY_EXIT_FAILURE );
}
/* Redefine yyless() so it works in section 3 code. */
#undef yyless
#define yyless(n) \
do \
{ \
/* Undo effects of setting up yytext. */ \
yytext[yyleng] = yy_hold_char; \
yy_c_buf_p = yytext + n; \
yy_hold_char = *yy_c_buf_p; \
*yy_c_buf_p = '\0'; \
yyleng = n; \
} \
while ( 0 )
/* Internal utility routines. */
#ifndef yytext_ptr
#ifdef YY_USE_PROTOS
static void yy_flex_strncpy( char *s1, yyconst char *s2, int n )
#else
static void yy_flex_strncpy( s1, s2, n )
char *s1;
yyconst char *s2;
int n;
#endif
{
register int i;
for ( i = 0; i < n; ++i )
s1[i] = s2[i];
}
#endif
#ifdef YY_NEED_STRLEN
#ifdef YY_USE_PROTOS
static int yy_flex_strlen( yyconst char *s )
#else
static int yy_flex_strlen( s )
yyconst char *s;
#endif
{
register int n;
for ( n = 0; s[n]; ++n )
;
return n;
}
#endif
#ifdef YY_USE_PROTOS
static void *yy_flex_alloc( yy_size_t size )
#else
static void *yy_flex_alloc( size )
yy_size_t size;
#endif
{
return (void *) malloc( size );
}
#ifdef YY_USE_PROTOS
static void *yy_flex_realloc( void *ptr, yy_size_t size )
#else
static void *yy_flex_realloc( ptr, size )
void *ptr;
yy_size_t size;
#endif
{
/* The cast to (char *) in the following accommodates both
* implementations that use char* generic pointers, and those
* that use void* generic pointers. It works with the latter
* because both ANSI C and C++ allow castless assignment from
* any pointer type to void*, and deal with argument conversions
* as though doing an assignment.
*/
return (void *) realloc( (char *) ptr, size );
}
#ifdef YY_USE_PROTOS
static void yy_flex_free( void *ptr )
#else
static void yy_flex_free( ptr )
void *ptr;
#endif
{
free( ptr );
}
#if YY_MAIN
int main()
{
yylex();
return 0;
}
#endif
#line 95 "scripts/genksyms/lex.l"
/* Bring in the keyword recognizer. */
#include "keywords.c"
/* Macros to append to our phrase collection list. */
#define _APP(T,L) do { \
cur_node = next_node; \
next_node = xmalloc(sizeof(*next_node)); \
next_node->next = cur_node; \
cur_node->string = memcpy(xmalloc(L+1), T, L+1); \
cur_node->tag = SYM_NORMAL; \
} while (0)
#define APP _APP(yytext, yyleng)
/* The second stage lexer. Here we incorporate knowledge of the state
of the parser to tailor the tokens that are returned. */
int
yylex(void)
{
static enum {
ST_NOTSTARTED, ST_NORMAL, ST_ATTRIBUTE, ST_ASM, ST_BRACKET, ST_BRACE,
ST_EXPRESSION, ST_TABLE_1, ST_TABLE_2, ST_TABLE_3, ST_TABLE_4,
ST_TABLE_5, ST_TABLE_6
} lexstate = ST_NOTSTARTED;
static int suppress_type_lookup, dont_want_brace_phrase;
static struct string_list *next_node;
int token, count = 0;
struct string_list *cur_node;
if (lexstate == ST_NOTSTARTED)
{
BEGIN(V2_TOKENS);
next_node = xmalloc(sizeof(*next_node));
next_node->next = NULL;
lexstate = ST_NORMAL;
}
repeat:
token = yylex1();
if (token == 0)
return 0;
else if (token == FILENAME)
{
char *file, *e;
/* Save the filename and line number for later error messages. */
if (cur_filename)
free(cur_filename);
file = strchr(yytext, '\"')+1;
e = strchr(file, '\"');
*e = '\0';
cur_filename = memcpy(xmalloc(e-file+1), file, e-file+1);
cur_line = atoi(yytext+2);
goto repeat;
}
switch (lexstate)
{
case ST_NORMAL:
switch (token)
{
case IDENT:
APP;
{
const struct resword *r = is_reserved_word(yytext, yyleng);
if (r)
{
switch (token = r->token)
{
case ATTRIBUTE_KEYW:
lexstate = ST_ATTRIBUTE;
count = 0;
goto repeat;
case ASM_KEYW:
lexstate = ST_ASM;
count = 0;
goto repeat;
case STRUCT_KEYW:
case UNION_KEYW:
dont_want_brace_phrase = 3;
case ENUM_KEYW:
suppress_type_lookup = 2;
goto fini;
case EXPORT_SYMBOL_KEYW:
goto fini;
}
}
if (!suppress_type_lookup)
{
struct symbol *sym = find_symbol(yytext, SYM_TYPEDEF);
if (sym && sym->type == SYM_TYPEDEF)
token = TYPE;
}
}
break;
case '[':
APP;
lexstate = ST_BRACKET;
count = 1;
goto repeat;
case '{':
APP;
if (dont_want_brace_phrase)
break;
lexstate = ST_BRACE;
count = 1;
goto repeat;
case '=': case ':':
APP;
lexstate = ST_EXPRESSION;
break;
case DOTS:
default:
APP;
break;
}
break;
case ST_ATTRIBUTE:
APP;
switch (token)
{
case '(':
++count;
goto repeat;
case ')':
if (--count == 0)
{
lexstate = ST_NORMAL;
token = ATTRIBUTE_PHRASE;
break;
}
goto repeat;
default:
goto repeat;
}
break;
case ST_ASM:
APP;
switch (token)
{
case '(':
++count;
goto repeat;
case ')':
if (--count == 0)
{
lexstate = ST_NORMAL;
token = ASM_PHRASE;
break;
}
goto repeat;
default:
goto repeat;
}
break;
case ST_BRACKET:
APP;
switch (token)
{
case '[':
++count;
goto repeat;
case ']':
if (--count == 0)
{
lexstate = ST_NORMAL;
token = BRACKET_PHRASE;
break;
}
goto repeat;
default:
goto repeat;
}
break;
case ST_BRACE:
APP;
switch (token)
{
case '{':
++count;
goto repeat;
case '}':
if (--count == 0)
{
lexstate = ST_NORMAL;
token = BRACE_PHRASE;
break;
}
goto repeat;
default:
goto repeat;
}
break;
case ST_EXPRESSION:
switch (token)
{
case '(': case '[': case '{':
++count;
APP;
goto repeat;
case ')': case ']': case '}':
--count;
APP;
goto repeat;
case ',': case ';':
if (count == 0)
{
/* Put back the token we just read so's we can find it again
after registering the expression. */
unput(token);
lexstate = ST_NORMAL;
token = EXPRESSION_PHRASE;
break;
}
APP;
goto repeat;
default:
APP;
goto repeat;
}
break;
case ST_TABLE_1:
goto repeat;
case ST_TABLE_2:
if (token == IDENT && yyleng == 1 && yytext[0] == 'X')
{
token = EXPORT_SYMBOL_KEYW;
lexstate = ST_TABLE_5;
APP;
break;
}
lexstate = ST_TABLE_6;
/* FALLTHRU */
case ST_TABLE_6:
switch (token)
{
case '{': case '[': case '(':
++count;
break;
case '}': case ']': case ')':
--count;
break;
case ',':
if (count == 0)
lexstate = ST_TABLE_2;
break;
};
goto repeat;
case ST_TABLE_3:
goto repeat;
case ST_TABLE_4:
if (token == ';')
lexstate = ST_NORMAL;
goto repeat;
case ST_TABLE_5:
switch (token)
{
case ',':
token = ';';
lexstate = ST_TABLE_2;
APP;
break;
default:
APP;
break;
}
break;
default:
abort();
}
fini:
if (suppress_type_lookup > 0)
--suppress_type_lookup;
if (dont_want_brace_phrase > 0)
--dont_want_brace_phrase;
yylval = &next_node->next;
return token;
}
#ifndef YYSTYPE
#define YYSTYPE int
#endif
#define ASM_KEYW 257
#define ATTRIBUTE_KEYW 258
#define AUTO_KEYW 259
#define BOOL_KEYW 260
#define CHAR_KEYW 261
#define CONST_KEYW 262
#define DOUBLE_KEYW 263
#define ENUM_KEYW 264
#define EXTERN_KEYW 265
#define FLOAT_KEYW 266
#define INLINE_KEYW 267
#define INT_KEYW 268
#define LONG_KEYW 269
#define REGISTER_KEYW 270
#define RESTRICT_KEYW 271
#define SHORT_KEYW 272
#define SIGNED_KEYW 273
#define STATIC_KEYW 274
#define STRUCT_KEYW 275
#define TYPEDEF_KEYW 276
#define UNION_KEYW 277
#define UNSIGNED_KEYW 278
#define VOID_KEYW 279
#define VOLATILE_KEYW 280
#define TYPEOF_KEYW 281
#define EXPORT_SYMBOL_KEYW 282
#define ASM_PHRASE 283
#define ATTRIBUTE_PHRASE 284
#define BRACE_PHRASE 285
#define BRACKET_PHRASE 286
#define EXPRESSION_PHRASE 287
#define CHAR 288
#define DOTS 289
#define IDENT 290
#define INT 291
#define REAL 292
#define STRING 293
#define TYPE 294
#define OTHER 295
#define FILENAME 296
extern YYSTYPE yylval;
scripts/genksyms/lex.l 0 → 100644
View file @ bd6db1b5
/* Lexical analysis for genksyms.
Copyright 1996, 1997 Linux International.
New implementation contributed by Richard Henderson <rth@tamu.edu>
Based on original work by Bjorn Ekwall <bj0rn@blox.se>
Taken from Linux modutils 2.4.22.
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 2 of the License, or (at your
option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
%{
#include <limits.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include "genksyms.h"
#include "parse.h"
/* We've got a two-level lexer here. We let flex do basic tokenization
and then we categorize those basic tokens in the second stage. */
#define YY_DECL static int yylex1(void)
%}
IDENT [A-Za-z_][A-Za-z0-9_]*
O_INT 0[0-7]*
D_INT [1-9][0-9]*
X_INT 0[Xx][0-9A-Fa-f]+
I_SUF [Uu]|[Ll]|[Uu][Ll]|[Ll][Uu]
INT ({O_INT}|{D_INT}|{X_INT}){I_SUF}?
FRAC ([0-9]*\.[0-9]+)|([0-9]+\.)
EXP [Ee][+-]?[0-9]+
F_SUF [FfLl]
REAL ({FRAC}{EXP}?{F_SUF}?)|([0-9]+{EXP}{F_SUF}?)
STRING L?\"([^\\\"]*\\.)*[^\\\"]*\"
CHAR L?\'([^\\\']*\\.)*[^\\\']*\'
MC_TOKEN ([~%^&*+=|<>/-]=)|(&&)|("||")|(->)|(<<)|(>>)
/* Version 2 checksumming does proper tokenization; version 1 wasn't
quite so pedantic. */
%s V2_TOKENS
/* We don't do multiple input files. */
%option noyywrap
%%
/* Keep track of our location in the original source files. */
^#[ \t]+{INT}[ \t]+\"[^\"\n]+\".*\n return FILENAME;
^#.*\n cur_line++;
\n cur_line++;
/* Ignore all other whitespace. */
[ \t\f\v\r]+ ;
{STRING} return STRING;
{CHAR} return CHAR;
{IDENT} return IDENT;
/* The Pedant requires that the other C multi-character tokens be
recognized as tokens. We don't actually use them since we don't
parse expressions, but we do want whitespace to be arranged
around them properly. */
<V2_TOKENS>{MC_TOKEN} return OTHER;
<V2_TOKENS>{INT} return INT;
<V2_TOKENS>{REAL} return REAL;
"..." return DOTS;
/* All other tokens are single characters. */
. return yytext[0];
%%
/* Bring in the keyword recognizer. */
#include "keywords.c"
/* Macros to append to our phrase collection list. */
#define _APP(T,L) do { \
cur_node = next_node; \
next_node = xmalloc(sizeof(*next_node)); \
next_node->next = cur_node; \
cur_node->string = memcpy(xmalloc(L+1), T, L+1); \
cur_node->tag = SYM_NORMAL; \
} while (0)
#define APP _APP(yytext, yyleng)
/* The second stage lexer. Here we incorporate knowledge of the state
of the parser to tailor the tokens that are returned. */
int
yylex(void)
{
static enum {
ST_NOTSTARTED, ST_NORMAL, ST_ATTRIBUTE, ST_ASM, ST_BRACKET, ST_BRACE,
ST_EXPRESSION, ST_TABLE_1, ST_TABLE_2, ST_TABLE_3, ST_TABLE_4,
ST_TABLE_5, ST_TABLE_6
} lexstate = ST_NOTSTARTED;
static int suppress_type_lookup, dont_want_brace_phrase;
static struct string_list *next_node;
int token, count = 0;
struct string_list *cur_node;
if (lexstate == ST_NOTSTARTED)
{
BEGIN(V2_TOKENS);
next_node = xmalloc(sizeof(*next_node));
next_node->next = NULL;
lexstate = ST_NORMAL;
}
repeat:
token = yylex1();
if (token == 0)
return 0;
else if (token == FILENAME)
{
char *file, *e;
/* Save the filename and line number for later error messages. */
if (cur_filename)
free(cur_filename);
file = strchr(yytext, '\"')+1;
e = strchr(file, '\"');
*e = '\0';
cur_filename = memcpy(xmalloc(e-file+1), file, e-file+1);
cur_line = atoi(yytext+2);
goto repeat;
}
switch (lexstate)
{
case ST_NORMAL:
switch (token)
{
case IDENT:
APP;
{
const struct resword *r = is_reserved_word(yytext, yyleng);
if (r)
{
switch (token = r->token)
{
case ATTRIBUTE_KEYW:
lexstate = ST_ATTRIBUTE;
count = 0;
goto repeat;
case ASM_KEYW:
lexstate = ST_ASM;
count = 0;
goto repeat;
case STRUCT_KEYW:
case UNION_KEYW:
dont_want_brace_phrase = 3;
case ENUM_KEYW:
suppress_type_lookup = 2;
goto fini;
case EXPORT_SYMBOL_KEYW:
goto fini;
}
}
if (!suppress_type_lookup)
{
struct symbol *sym = find_symbol(yytext, SYM_TYPEDEF);
if (sym && sym->type == SYM_TYPEDEF)
token = TYPE;
}
}
break;
case '[':
APP;
lexstate = ST_BRACKET;
count = 1;
goto repeat;
case '{':
APP;
if (dont_want_brace_phrase)
break;
lexstate = ST_BRACE;
count = 1;
goto repeat;
case '=': case ':':
APP;
lexstate = ST_EXPRESSION;
break;
case DOTS:
default:
APP;
break;
}
break;
case ST_ATTRIBUTE:
APP;
switch (token)
{
case '(':
++count;
goto repeat;
case ')':
if (--count == 0)
{
lexstate = ST_NORMAL;
token = ATTRIBUTE_PHRASE;
break;
}
goto repeat;
default:
goto repeat;
}
break;
case ST_ASM:
APP;
switch (token)
{
case '(':
++count;
goto repeat;
case ')':
if (--count == 0)
{
lexstate = ST_NORMAL;
token = ASM_PHRASE;
break;
}
goto repeat;
default:
goto repeat;
}
break;
case ST_BRACKET:
APP;
switch (token)
{
case '[':
++count;
goto repeat;
case ']':
if (--count == 0)
{
lexstate = ST_NORMAL;
token = BRACKET_PHRASE;
break;
}
goto repeat;
default:
goto repeat;
}
break;
case ST_BRACE:
APP;
switch (token)
{
case '{':
++count;
goto repeat;
case '}':
if (--count == 0)
{
lexstate = ST_NORMAL;
token = BRACE_PHRASE;
break;
}
goto repeat;
default:
goto repeat;
}
break;
case ST_EXPRESSION:
switch (token)
{
case '(': case '[': case '{':
++count;
APP;
goto repeat;
case ')': case ']': case '}':
--count;
APP;
goto repeat;
case ',': case ';':
if (count == 0)
{
/* Put back the token we just read so's we can find it again
after registering the expression. */
unput(token);
lexstate = ST_NORMAL;
token = EXPRESSION_PHRASE;
break;
}
APP;
goto repeat;
default:
APP;
goto repeat;
}
break;
case ST_TABLE_1:
goto repeat;
case ST_TABLE_2:
if (token == IDENT && yyleng == 1 && yytext[0] == 'X')
{
token = EXPORT_SYMBOL_KEYW;
lexstate = ST_TABLE_5;
APP;
break;
}
lexstate = ST_TABLE_6;
/* FALLTHRU */
case ST_TABLE_6:
switch (token)
{
case '{': case '[': case '(':
++count;
break;
case '}': case ']': case ')':
--count;
break;
case ',':
if (count == 0)
lexstate = ST_TABLE_2;
break;
};
goto repeat;
case ST_TABLE_3:
goto repeat;
case ST_TABLE_4:
if (token == ';')
lexstate = ST_NORMAL;
goto repeat;
case ST_TABLE_5:
switch (token)
{
case ',':
token = ';';
lexstate = ST_TABLE_2;
APP;
break;
default:
APP;
break;
}
break;
default:
abort();
}
fini:
if (suppress_type_lookup > 0)
--suppress_type_lookup;
if (dont_want_brace_phrase > 0)
--dont_want_brace_phrase;
yylval = &next_node->next;
return token;
}
scripts/genksyms/parse.c_shipped 0 → 100644
View file @ bd6db1b5
/* A Bison parser, made from scripts/genksyms/parse.y
by GNU Bison version 1.28 */
#define YYBISON 1 /* Identify Bison output. */
#define ASM_KEYW 257
#define ATTRIBUTE_KEYW 258
#define AUTO_KEYW 259
#define BOOL_KEYW 260
#define CHAR_KEYW 261
#define CONST_KEYW 262
#define DOUBLE_KEYW 263
#define ENUM_KEYW 264
#define EXTERN_KEYW 265
#define FLOAT_KEYW 266
#define INLINE_KEYW 267
#define INT_KEYW 268
#define LONG_KEYW 269
#define REGISTER_KEYW 270
#define RESTRICT_KEYW 271
#define SHORT_KEYW 272
#define SIGNED_KEYW 273
#define STATIC_KEYW 274
#define STRUCT_KEYW 275
#define TYPEDEF_KEYW 276
#define UNION_KEYW 277
#define UNSIGNED_KEYW 278
#define VOID_KEYW 279
#define VOLATILE_KEYW 280
#define TYPEOF_KEYW 281
#define EXPORT_SYMBOL_KEYW 282
#define ASM_PHRASE 283
#define ATTRIBUTE_PHRASE 284
#define BRACE_PHRASE 285
#define BRACKET_PHRASE 286
#define EXPRESSION_PHRASE 287
#define CHAR 288
#define DOTS 289
#define IDENT 290
#define INT 291
#define REAL 292
#define STRING 293
#define TYPE 294
#define OTHER 295
#define FILENAME 296
#line 24 "scripts/genksyms/parse.y"
#include <assert.h>
#include <malloc.h>
#include "genksyms.h"
static int is_typedef;
static int is_extern;
static char *current_name;
static struct string_list *decl_spec;
static void yyerror(const char *);
static inline void
remove_node(struct string_list **p)
{
struct string_list *node = *p;
*p = node->next;
free_node(node);
}
static inline void
remove_list(struct string_list **pb, struct string_list **pe)
{
struct string_list *b = *pb, *e = *pe;
*pb = e;
free_list(b, e);
}
#ifndef YYSTYPE
#define YYSTYPE int
#endif
#ifndef YYDEBUG
#define YYDEBUG 1
#endif
#include <stdio.h>
#ifndef __cplusplus
#ifndef __STDC__
#define const
#endif
#endif
#define YYFINAL 172
#define YYFLAG -32768
#define YYNTBASE 52
#define YYTRANSLATE(x) ((unsigned)(x) <= 296 ? yytranslate[x] : 96)
static const char yytranslate[] = { 0,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 46,
47, 48, 2, 45, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 51, 43, 2,
49, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 50, 2, 44, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 1, 3, 4, 5, 6,
7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
17, 18, 19, 20, 21, 22, 23, 24, 25, 26,
27, 28, 29, 30, 31, 32, 33, 34, 35, 36,
37, 38, 39, 40, 41, 42
};
#if YYDEBUG != 0
static const short yyprhs[] = { 0,
0, 2, 5, 6, 9, 10, 14, 16, 18, 20,
22, 25, 28, 32, 33, 35, 37, 41, 46, 47,
49, 51, 54, 56, 58, 60, 62, 64, 66, 68,
70, 72, 77, 80, 83, 86, 90, 94, 98, 101,
104, 107, 109, 111, 113, 115, 117, 119, 121, 123,
125, 127, 129, 132, 133, 135, 137, 140, 142, 144,
146, 148, 151, 153, 155, 160, 165, 168, 172, 176,
179, 181, 183, 185, 190, 195, 198, 202, 206, 209,
211, 215, 216, 218, 220, 224, 227, 230, 232, 233,
235, 237, 242, 247, 250, 254, 258, 262, 263, 265,
268, 272, 276, 277, 279, 281, 284, 288, 291, 292,
294, 296, 300, 303, 306, 308, 311, 312, 314, 317,
318, 320
};
static const short yyrhs[] = { 53,
0, 52, 53, 0, 0, 54, 55, 0, 0, 22,
56, 57, 0, 57, 0, 81, 0, 93, 0, 95,
0, 1, 43, 0, 1, 44, 0, 61, 58, 43,
0, 0, 59, 0, 60, 0, 59, 45, 60, 0,
71, 94, 92, 82, 0, 0, 62, 0, 63, 0,
62, 63, 0, 64, 0, 65, 0, 5, 0, 16,
0, 20, 0, 11, 0, 13, 0, 66, 0, 70,
0, 27, 46, 65, 47, 0, 21, 36, 0, 23,
36, 0, 10, 36, 0, 21, 36, 84, 0, 23,
36, 84, 0, 10, 36, 31, 0, 10, 31, 0,
21, 84, 0, 23, 84, 0, 7, 0, 18, 0,
14, 0, 15, 0, 19, 0, 24, 0, 12, 0,
9, 0, 25, 0, 6, 0, 40, 0, 48, 68,
0, 0, 69, 0, 70, 0, 69, 70, 0, 8,
0, 26, 0, 30, 0, 17, 0, 67, 71, 0,
72, 0, 36, 0, 72, 46, 75, 47, 0, 72,
46, 1, 47, 0, 72, 32, 0, 46, 71, 47,
0, 46, 1, 47, 0, 67, 73, 0, 74, 0,
36, 0, 40, 0, 74, 46, 75, 47, 0, 74,
46, 1, 47, 0, 74, 32, 0, 46, 73, 47,
0, 46, 1, 47, 0, 76, 35, 0, 76, 0,
77, 45, 35, 0, 0, 77, 0, 78, 0, 77,
45, 78, 0, 62, 79, 0, 67, 79, 0, 80,
0, 0, 36, 0, 40, 0, 80, 46, 75, 47,
0, 80, 46, 1, 47, 0, 80, 32, 0, 46,
79, 47, 0, 46, 1, 47, 0, 61, 71, 31,
0, 0, 83, 0, 49, 33, 0, 50, 85, 44,
0, 50, 1, 44, 0, 0, 86, 0, 87, 0,
86, 87, 0, 61, 88, 43, 0, 1, 43, 0,
0, 89, 0, 90, 0, 89, 45, 90, 0, 73,
92, 0, 36, 91, 0, 91, 0, 51, 33, 0,
0, 30, 0, 29, 43, 0, 0, 29, 0, 28,
46, 36, 47, 43, 0
};
#endif
#if YYDEBUG != 0
static const short yyrline[] = { 0,
101, 103, 106, 109, 112, 114, 115, 116, 117, 118,
119, 120, 123, 137, 139, 142, 151, 163, 169, 171,
174, 176, 179, 186, 189, 191, 192, 193, 194, 197,
199, 200, 204, 206, 208, 212, 219, 226, 235, 236,
237, 240, 242, 243, 244, 245, 246, 247, 248, 249,
250, 251, 254, 259, 261, 264, 266, 269, 270, 270,
271, 278, 280, 283, 293, 295, 297, 299, 301, 307,
309, 312, 314, 315, 317, 319, 321, 323, 327, 329,
330, 333, 335, 338, 340, 344, 349, 352, 355, 357,
365, 369, 371, 373, 375, 377, 381, 390, 392, 396,
401, 403, 406, 408, 411, 413, 416, 419, 423, 425,
428, 430, 433, 435, 436, 439, 443, 445, 448, 452,
454, 457
};
#endif
#if YYDEBUG != 0 || defined (YYERROR_VERBOSE)
static const char * const yytname[] = { "$","error","$undefined.","ASM_KEYW",
"ATTRIBUTE_KEYW","AUTO_KEYW","BOOL_KEYW","CHAR_KEYW","CONST_KEYW","DOUBLE_KEYW",
"ENUM_KEYW","EXTERN_KEYW","FLOAT_KEYW","INLINE_KEYW","INT_KEYW","LONG_KEYW",
"REGISTER_KEYW","RESTRICT_KEYW","SHORT_KEYW","SIGNED_KEYW","STATIC_KEYW","STRUCT_KEYW",
"TYPEDEF_KEYW","UNION_KEYW","UNSIGNED_KEYW","VOID_KEYW","VOLATILE_KEYW","TYPEOF_KEYW",
"EXPORT_SYMBOL_KEYW","ASM_PHRASE","ATTRIBUTE_PHRASE","BRACE_PHRASE","BRACKET_PHRASE",
"EXPRESSION_PHRASE","CHAR","DOTS","IDENT","INT","REAL","STRING","TYPE","OTHER",
"FILENAME","';'","'}'","','","'('","')'","'*'","'='","'{'","':'","declaration_seq",
"declaration","@1","declaration1","@2","simple_declaration","init_declarator_list_opt",
"init_declarator_list","init_declarator","decl_specifier_seq_opt","decl_specifier_seq",
"decl_specifier","storage_class_specifier","type_specifier","simple_type_specifier",
"ptr_operator","cvar_qualifier_seq_opt","cvar_qualifier_seq","cvar_qualifier",
"declarator","direct_declarator","nested_declarator","direct_nested_declarator",
"parameter_declaration_clause","parameter_declaration_list_opt","parameter_declaration_list",
"parameter_declaration","m_abstract_declarator","direct_m_abstract_declarator",
"function_definition","initializer_opt","initializer","class_body","member_specification_opt",
"member_specification","member_declaration","member_declarator_list_opt","member_declarator_list",
"member_declarator","member_bitfield_declarator","attribute_opt","asm_definition",
"asm_phrase_opt","export_definition", NULL
};
#endif
static const short yyr1[] = { 0,
52, 52, 54, 53, 56, 55, 55, 55, 55, 55,
55, 55, 57, 58, 58, 59, 59, 60, 61, 61,
62, 62, 63, 63, 64, 64, 64, 64, 64, 65,
65, 65, 65, 65, 65, 65, 65, 65, 65, 65,
65, 66, 66, 66, 66, 66, 66, 66, 66, 66,
66, 66, 67, 68, 68, 69, 69, 70, 70, 70,
70, 71, 71, 72, 72, 72, 72, 72, 72, 73,
73, 74, 74, 74, 74, 74, 74, 74, 75, 75,
75, 76, 76, 77, 77, 78, 79, 79, 80, 80,
80, 80, 80, 80, 80, 80, 81, 82, 82, 83,
84, 84, 85, 85, 86, 86, 87, 87, 88, 88,
89, 89, 90, 90, 90, 91, 92, 92, 93, 94,
94, 95
};
static const short yyr2[] = { 0,
1, 2, 0, 2, 0, 3, 1, 1, 1, 1,
2, 2, 3, 0, 1, 1, 3, 4, 0, 1,
1, 2, 1, 1, 1, 1, 1, 1, 1, 1,
1, 4, 2, 2, 2, 3, 3, 3, 2, 2,
2, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 2, 0, 1, 1, 2, 1, 1, 1,
1, 2, 1, 1, 4, 4, 2, 3, 3, 2,
1, 1, 1, 4, 4, 2, 3, 3, 2, 1,
3, 0, 1, 1, 3, 2, 2, 1, 0, 1,
1, 4, 4, 2, 3, 3, 3, 0, 1, 2,
3, 3, 0, 1, 1, 2, 3, 2, 0, 1,
1, 3, 2, 2, 1, 2, 0, 1, 2, 0,
1, 5
};
static const short yydefact[] = { 3,
3, 1, 0, 2, 0, 25, 51, 42, 58, 49,
0, 28, 48, 29, 44, 45, 26, 61, 43, 46,
27, 0, 5, 0, 47, 50, 59, 0, 0, 0,
60, 52, 4, 7, 14, 20, 21, 23, 24, 30,
31, 8, 9, 10, 11, 12, 39, 35, 33, 0,
40, 19, 34, 41, 0, 0, 119, 64, 0, 54,
0, 15, 16, 0, 120, 63, 22, 38, 36, 0,
109, 0, 0, 105, 6, 14, 37, 0, 0, 0,
0, 53, 55, 56, 13, 0, 62, 121, 97, 117,
67, 0, 108, 102, 72, 73, 0, 0, 0, 117,
71, 0, 110, 111, 115, 101, 0, 106, 120, 32,
0, 69, 68, 57, 17, 118, 98, 0, 89, 0,
80, 83, 84, 114, 0, 72, 0, 116, 70, 113,
76, 0, 107, 0, 122, 0, 18, 99, 66, 90,
52, 0, 89, 86, 88, 65, 79, 0, 78, 77,
0, 0, 112, 100, 0, 91, 0, 87, 94, 0,
81, 85, 75, 74, 96, 95, 0, 0, 93, 92,
0, 0
};
static const short yydefgoto[] = { 1,
2, 3, 33, 52, 34, 61, 62, 63, 71, 36,
37, 38, 39, 40, 64, 82, 83, 41, 109, 66,
100, 101, 120, 121, 122, 123, 144, 145, 42, 137,
138, 51, 72, 73, 74, 102, 103, 104, 105, 117,
43, 90, 44
};
static const short yypact[] = {-32768,
19,-32768, 175,-32768, 32,-32768,-32768,-32768,-32768,-32768,
-18,-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,
-32768, -30,-32768, -26,-32768,-32768,-32768, -32, -10, -2,
-32768,-32768,-32768,-32768, 2, 428,-32768,-32768,-32768,-32768,
-32768,-32768,-32768,-32768,-32768,-32768,-32768, 34, 12, 79,
-32768, 428, 12,-32768, 455, 33,-32768,-32768, 15, 14,
35, 29,-32768, 2, -14, -21,-32768,-32768,-32768, 67,
31, 37, 127,-32768,-32768, 2,-32768, 54, 60, 66,
69,-32768, 14,-32768,-32768, 2,-32768,-32768,-32768, 84,
-32768, 219,-32768,-32768, 70,-32768, 20, 91, 72, 84,
-20, 74, 81,-32768,-32768,-32768, 86,-32768, 102,-32768,
106,-32768,-32768,-32768,-32768,-32768, 109, 108, 348, 112,
126, 117,-32768,-32768, 118,-32768, 122,-32768,-32768,-32768,
-32768, 262,-32768, 31,-32768, 131,-32768,-32768,-32768,-32768,
-32768, 7, 120,-32768, -9,-32768,-32768, 392,-32768,-32768,
125, 130,-32768,-32768, 132,-32768, 159,-32768,-32768, 305,
-32768,-32768,-32768,-32768,-32768,-32768, 160, 161,-32768,-32768,
174,-32768
};
static const short yypgoto[] = {-32768,
208,-32768,-32768,-32768, 158,-32768,-32768, 128, 0, -90,
-36,-32768, 157,-32768, -70,-32768,-32768, -51, -31,-32768,
-40,-32768, -125,-32768,-32768, 65, -97,-32768,-32768,-32768,
-32768, -19,-32768,-32768, 143,-32768,-32768, 83, 124, 141,
-32768,-32768,-32768
};
#define YYLAST 495
static const short yytable[] = { 67,
99, 119, 35, 65, 54, 49, 152, 155, 84, 53,
91, 131, 47, 55, 88, 80, 89, 48, 171, 50,
125, 9, 159, 50, 92, 132, 99, 81, 99, 69,
18, 114, 87, 77, 168, 56, 160, 58, -89, 27,
57, 119, 140, 31, 157, 158, 156, 59, 143, 60,
58, 76, 142, -89, 60, 126, 127, 119, 129, 96,
59, 50, 60, 99, 68, 97, 95, 60, 79, 119,
96, 143, 143, 86, 45, 46, 97, 85, 60, 70,
106, 98, 67, 6, 7, 8, 9, 10, 11, 12,
13, 14, 15, 16, 17, 18, 19, 20, 21, 22,
110, 24, 25, 26, 27, 28, 111, 126, 31, 93,
94, 96, 112, 116, -19, 113, 133, 97, 32, 60,
98, -19, -103, 128, -19, 134, -19, 107, 93, -19,
88, 6, 7, 8, 9, 10, 11, 12, 13, 14,
15, 16, 17, 18, 19, 20, 21, 22, 135, 24,
25, 26, 27, 28, 139, 140, 31, 136, 146, 156,
147, 148, -19, 154, 149, 142, 32, 60, 150, -19,
-104, 163, -19, 172, -19, 5, 164, -19, 165, 6,
7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
17, 18, 19, 20, 21, 22, 23, 24, 25, 26,
27, 28, 29, 30, 31, 166, 169, 170, 4, 75,
-19, 78, 162, 115, 32, 108, 153, -19, 124, 118,
-19, 0, -19, 6, 7, 8, 9, 10, 11, 12,
13, 14, 15, 16, 17, 18, 19, 20, 21, 22,
130, 24, 25, 26, 27, 28, 0, 0, 31, 0,
0, 0, 0, -82, 0, 0, 0, 0, 32, 0,
0, 0, 151, 0, 0, -82, 6, 7, 8, 9,
10, 11, 12, 13, 14, 15, 16, 17, 18, 19,
20, 21, 22, 0, 24, 25, 26, 27, 28, 0,
0, 31, 0, 0, 0, 0, -82, 0, 0, 0,
0, 32, 0, 0, 0, 167, 0, 0, -82, 6,
7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
17, 18, 19, 20, 21, 22, 0, 24, 25, 26,
27, 28, 0, 0, 31, 0, 0, 0, 0, -82,
0, 0, 0, 0, 32, 0, 0, 0, 0, 0,
0, -82, 6, 7, 8, 9, 10, 11, 12, 13,
14, 15, 16, 17, 18, 19, 20, 21, 22, 0,
24, 25, 26, 27, 28, 0, 0, 31, 0, 0,
0, 0, 0, 140, 0, 0, 0, 141, 0, 0,
0, 0, 0, 142, 0, 60, 6, 7, 8, 9,
10, 11, 12, 13, 14, 15, 16, 17, 18, 19,
20, 21, 22, 0, 24, 25, 26, 27, 28, 0,
0, 31, 0, 0, 0, 0, 161, 0, 0, 0,
0, 32, 6, 7, 8, 9, 10, 11, 12, 13,
14, 15, 16, 17, 18, 19, 20, 21, 22, 0,
24, 25, 26, 27, 28, 0, 0, 31, 0, 0,
7, 8, 9, 10, 11, 0, 13, 32, 15, 16,
0, 18, 19, 20, 0, 22, 0, 24, 25, 26,
27, 28, 0, 0, 31, 0, 0, 0, 0, 0,
0, 0, 0, 0, 32
};
static const short yycheck[] = { 36,
71, 92, 3, 35, 24, 36, 132, 1, 60, 36,
32, 32, 31, 46, 29, 1, 31, 36, 0, 50,
1, 8, 32, 50, 46, 46, 97, 59, 99, 49,
17, 83, 64, 53, 160, 46, 46, 36, 32, 26,
43, 132, 36, 30, 142, 143, 40, 46, 119, 48,
36, 52, 46, 47, 48, 36, 97, 148, 99, 40,
46, 50, 48, 134, 31, 46, 36, 48, 36, 160,
40, 142, 143, 45, 43, 44, 46, 43, 48, 1,
44, 51, 119, 5, 6, 7, 8, 9, 10, 11,
12, 13, 14, 15, 16, 17, 18, 19, 20, 21,
47, 23, 24, 25, 26, 27, 47, 36, 30, 43,
44, 40, 47, 30, 36, 47, 43, 46, 40, 48,
51, 43, 44, 33, 46, 45, 48, 1, 43, 51,
29, 5, 6, 7, 8, 9, 10, 11, 12, 13,
14, 15, 16, 17, 18, 19, 20, 21, 43, 23,
24, 25, 26, 27, 47, 36, 30, 49, 47, 40,
35, 45, 36, 33, 47, 46, 40, 48, 47, 43,
44, 47, 46, 0, 48, 1, 47, 51, 47, 5,
6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
16, 17, 18, 19, 20, 21, 22, 23, 24, 25,
26, 27, 28, 29, 30, 47, 47, 47, 1, 52,
36, 55, 148, 86, 40, 73, 134, 43, 95, 1,
46, -1, 48, 5, 6, 7, 8, 9, 10, 11,
12, 13, 14, 15, 16, 17, 18, 19, 20, 21,
100, 23, 24, 25, 26, 27, -1, -1, 30, -1,
-1, -1, -1, 35, -1, -1, -1, -1, 40, -1,
-1, -1, 1, -1, -1, 47, 5, 6, 7, 8,
9, 10, 11, 12, 13, 14, 15, 16, 17, 18,
19, 20, 21, -1, 23, 24, 25, 26, 27, -1,
-1, 30, -1, -1, -1, -1, 35, -1, -1, -1,
-1, 40, -1, -1, -1, 1, -1, -1, 47, 5,
6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
16, 17, 18, 19, 20, 21, -1, 23, 24, 25,
26, 27, -1, -1, 30, -1, -1, -1, -1, 35,
-1, -1, -1, -1, 40, -1, -1, -1, -1, -1,
-1, 47, 5, 6, 7, 8, 9, 10, 11, 12,
13, 14, 15, 16, 17, 18, 19, 20, 21, -1,
23, 24, 25, 26, 27, -1, -1, 30, -1, -1,
-1, -1, -1, 36, -1, -1, -1, 40, -1, -1,
-1, -1, -1, 46, -1, 48, 5, 6, 7, 8,
9, 10, 11, 12, 13, 14, 15, 16, 17, 18,
19, 20, 21, -1, 23, 24, 25, 26, 27, -1,
-1, 30, -1, -1, -1, -1, 35, -1, -1, -1,
-1, 40, 5, 6, 7, 8, 9, 10, 11, 12,
13, 14, 15, 16, 17, 18, 19, 20, 21, -1,
23, 24, 25, 26, 27, -1, -1, 30, -1, -1,
6, 7, 8, 9, 10, -1, 12, 40, 14, 15,
-1, 17, 18, 19, -1, 21, -1, 23, 24, 25,
26, 27, -1, -1, 30, -1, -1, -1, -1, -1,
-1, -1, -1, -1, 40
};
/* -*-C-*- Note some compilers choke on comments on `#line' lines. */
#line 3 "/usr/lib/bison.simple"
/* This file comes from bison-1.28. */
/* Skeleton output parser for bison,
Copyright (C) 1984, 1989, 1990 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* As a special exception, when this file is copied by Bison into a
Bison output file, you may use that output file without restriction.
This special exception was added by the Free Software Foundation
in version 1.24 of Bison. */
/* This is the parser code that is written into each bison parser
when the %semantic_parser declaration is not specified in the grammar.
It was written by Richard Stallman by simplifying the hairy parser
used when %semantic_parser is specified. */
#ifndef YYSTACK_USE_ALLOCA
#ifdef alloca
#define YYSTACK_USE_ALLOCA
#else /* alloca not defined */
#ifdef __GNUC__
#define YYSTACK_USE_ALLOCA
#define alloca __builtin_alloca
#else /* not GNU C. */
#if (!defined (__STDC__) && defined (sparc)) || defined (__sparc__) || defined (__sparc) || defined (__sgi) || (defined (__sun) && defined (__i386))
#define YYSTACK_USE_ALLOCA
#include <alloca.h>
#else /* not sparc */
/* We think this test detects Watcom and Microsoft C. */
/* This used to test MSDOS, but that is a bad idea
since that symbol is in the user namespace. */
#if (defined (_MSDOS) || defined (_MSDOS_)) && !defined (__TURBOC__)
#if 0 /* No need for malloc.h, which pollutes the namespace;
instead, just don't use alloca. */
#include <malloc.h>
#endif
#else /* not MSDOS, or __TURBOC__ */
#if defined(_AIX)
/* I don't know what this was needed for, but it pollutes the namespace.
So I turned it off. rms, 2 May 1997. */
/* #include <malloc.h> */
#pragma alloca
#define YYSTACK_USE_ALLOCA
#else /* not MSDOS, or __TURBOC__, or _AIX */
#if 0
#ifdef __hpux /* haible@ilog.fr says this works for HPUX 9.05 and up,
and on HPUX 10. Eventually we can turn this on. */
#define YYSTACK_USE_ALLOCA
#define alloca __builtin_alloca
#endif /* __hpux */
#endif
#endif /* not _AIX */
#endif /* not MSDOS, or __TURBOC__ */
#endif /* not sparc */
#endif /* not GNU C */
#endif /* alloca not defined */
#endif /* YYSTACK_USE_ALLOCA not defined */
#ifdef YYSTACK_USE_ALLOCA
#define YYSTACK_ALLOC alloca
#else
#define YYSTACK_ALLOC malloc
#endif
/* Note: there must be only one dollar sign in this file.
It is replaced by the list of actions, each action
as one case of the switch. */
#define yyerrok (yyerrstatus = 0)
#define yyclearin (yychar = YYEMPTY)
#define YYEMPTY -2
#define YYEOF 0
#define YYACCEPT goto yyacceptlab
#define YYABORT goto yyabortlab
#define YYERROR goto yyerrlab1
/* Like YYERROR except do call yyerror.
This remains here temporarily to ease the
transition to the new meaning of YYERROR, for GCC.
Once GCC version 2 has supplanted version 1, this can go. */
#define YYFAIL goto yyerrlab
#define YYRECOVERING() (!!yyerrstatus)
#define YYBACKUP(token, value) \
do \
if (yychar == YYEMPTY && yylen == 1) \
{ yychar = (token), yylval = (value); \
yychar1 = YYTRANSLATE (yychar); \
YYPOPSTACK; \
goto yybackup; \
} \
else \
{ yyerror ("syntax error: cannot back up"); YYERROR; } \
while (0)
#define YYTERROR 1
#define YYERRCODE 256
#ifndef YYPURE
#define YYLEX yylex()
#endif
#ifdef YYPURE
#ifdef YYLSP_NEEDED
#ifdef YYLEX_PARAM
#define YYLEX yylex(&yylval, &yylloc, YYLEX_PARAM)
#else
#define YYLEX yylex(&yylval, &yylloc)
#endif
#else /* not YYLSP_NEEDED */
#ifdef YYLEX_PARAM
#define YYLEX yylex(&yylval, YYLEX_PARAM)
#else
#define YYLEX yylex(&yylval)
#endif
#endif /* not YYLSP_NEEDED */
#endif
/* If nonreentrant, generate the variables here */
#ifndef YYPURE
int yychar; /* the lookahead symbol */
YYSTYPE yylval; /* the semantic value of the */
/* lookahead symbol */
#ifdef YYLSP_NEEDED
YYLTYPE yylloc; /* location data for the lookahead */
/* symbol */
#endif
int yynerrs; /* number of parse errors so far */
#endif /* not YYPURE */
#if YYDEBUG != 0
int yydebug; /* nonzero means print parse trace */
/* Since this is uninitialized, it does not stop multiple parsers
from coexisting. */
#endif
/* YYINITDEPTH indicates the initial size of the parser's stacks */
#ifndef YYINITDEPTH
#define YYINITDEPTH 200
#endif
/* YYMAXDEPTH is the maximum size the stacks can grow to
(effective only if the built-in stack extension method is used). */
#if YYMAXDEPTH == 0
#undef YYMAXDEPTH
#endif
#ifndef YYMAXDEPTH
#define YYMAXDEPTH 10000
#endif
/* Define __yy_memcpy. Note that the size argument
should be passed with type unsigned int, because that is what the non-GCC
definitions require. With GCC, __builtin_memcpy takes an arg
of type size_t, but it can handle unsigned int. */
#if __GNUC__ > 1 /* GNU C and GNU C++ define this. */
#define __yy_memcpy(TO,FROM,COUNT) __builtin_memcpy(TO,FROM,COUNT)
#else /* not GNU C or C++ */
#ifndef __cplusplus
/* This is the most reliable way to avoid incompatibilities
in available built-in functions on various systems. */
static void
__yy_memcpy (to, from, count)
char *to;
char *from;
unsigned int count;
{
register char *f = from;
register char *t = to;
register int i = count;
while (i-- > 0)
*t++ = *f++;
}
#else /* __cplusplus */
/* This is the most reliable way to avoid incompatibilities
in available built-in functions on various systems. */
static void
__yy_memcpy (char *to, char *from, unsigned int count)
{
register char *t = to;
register char *f = from;
register int i = count;
while (i-- > 0)
*t++ = *f++;
}
#endif
#endif
#line 217 "/usr/lib/bison.simple"
/* The user can define YYPARSE_PARAM as the name of an argument to be passed
into yyparse. The argument should have type void *.
It should actually point to an object.
Grammar actions can access the variable by casting it
to the proper pointer type. */
#ifdef YYPARSE_PARAM
#ifdef __cplusplus
#define YYPARSE_PARAM_ARG void *YYPARSE_PARAM
#define YYPARSE_PARAM_DECL
#else /* not __cplusplus */
#define YYPARSE_PARAM_ARG YYPARSE_PARAM
#define YYPARSE_PARAM_DECL void *YYPARSE_PARAM;
#endif /* not __cplusplus */
#else /* not YYPARSE_PARAM */
#define YYPARSE_PARAM_ARG
#define YYPARSE_PARAM_DECL
#endif /* not YYPARSE_PARAM */
/* Prevent warning if -Wstrict-prototypes. */
#ifdef __GNUC__
#ifdef YYPARSE_PARAM
int yyparse (void *);
#else
int yyparse (void);
#endif
#endif
int
yyparse(YYPARSE_PARAM_ARG)
YYPARSE_PARAM_DECL
{
register int yystate;
register int yyn;
register short *yyssp;
register YYSTYPE *yyvsp;
int yyerrstatus; /* number of tokens to shift before error messages enabled */
int yychar1 = 0; /* lookahead token as an internal (translated) token number */
short yyssa[YYINITDEPTH]; /* the state stack */
YYSTYPE yyvsa[YYINITDEPTH]; /* the semantic value stack */
short *yyss = yyssa; /* refer to the stacks thru separate pointers */
YYSTYPE *yyvs = yyvsa; /* to allow yyoverflow to reallocate them elsewhere */
#ifdef YYLSP_NEEDED
YYLTYPE yylsa[YYINITDEPTH]; /* the location stack */
YYLTYPE *yyls = yylsa;
YYLTYPE *yylsp;
#define YYPOPSTACK (yyvsp--, yyssp--, yylsp--)
#else
#define YYPOPSTACK (yyvsp--, yyssp--)
#endif
int yystacksize = YYINITDEPTH;
int yyfree_stacks = 0;
#ifdef YYPURE
int yychar;
YYSTYPE yylval;
int yynerrs;
#ifdef YYLSP_NEEDED
YYLTYPE yylloc;
#endif
#endif
YYSTYPE yyval; /* the variable used to return */
/* semantic values from the action */
/* routines */
int yylen;
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Starting parse\n");
#endif
yystate = 0;
yyerrstatus = 0;
yynerrs = 0;
yychar = YYEMPTY; /* Cause a token to be read. */
/* Initialize stack pointers.
Waste one element of value and location stack
so that they stay on the same level as the state stack.
The wasted elements are never initialized. */
yyssp = yyss - 1;
yyvsp = yyvs;
#ifdef YYLSP_NEEDED
yylsp = yyls;
#endif
/* Push a new state, which is found in yystate . */
/* In all cases, when you get here, the value and location stacks
have just been pushed. so pushing a state here evens the stacks. */
yynewstate:
*++yyssp = yystate;
if (yyssp >= yyss + yystacksize - 1)
{
/* Give user a chance to reallocate the stack */
/* Use copies of these so that the &'s don't force the real ones into memory. */
YYSTYPE *yyvs1 = yyvs;
short *yyss1 = yyss;
#ifdef YYLSP_NEEDED
YYLTYPE *yyls1 = yyls;
#endif
/* Get the current used size of the three stacks, in elements. */
int size = yyssp - yyss + 1;
#ifdef yyoverflow
/* Each stack pointer address is followed by the size of
the data in use in that stack, in bytes. */
#ifdef YYLSP_NEEDED
/* This used to be a conditional around just the two extra args,
but that might be undefined if yyoverflow is a macro. */
yyoverflow("parser stack overflow",
&yyss1, size * sizeof (*yyssp),
&yyvs1, size * sizeof (*yyvsp),
&yyls1, size * sizeof (*yylsp),
&yystacksize);
#else
yyoverflow("parser stack overflow",
&yyss1, size * sizeof (*yyssp),
&yyvs1, size * sizeof (*yyvsp),
&yystacksize);
#endif
yyss = yyss1; yyvs = yyvs1;
#ifdef YYLSP_NEEDED
yyls = yyls1;
#endif
#else /* no yyoverflow */
/* Extend the stack our own way. */
if (yystacksize >= YYMAXDEPTH)
{
yyerror("parser stack overflow");
if (yyfree_stacks)
{
free (yyss);
free (yyvs);
#ifdef YYLSP_NEEDED
free (yyls);
#endif
}
return 2;
}
yystacksize *= 2;
if (yystacksize > YYMAXDEPTH)
yystacksize = YYMAXDEPTH;
#ifndef YYSTACK_USE_ALLOCA
yyfree_stacks = 1;
#endif
yyss = (short *) YYSTACK_ALLOC (yystacksize * sizeof (*yyssp));
__yy_memcpy ((char *)yyss, (char *)yyss1,
size * (unsigned int) sizeof (*yyssp));
yyvs = (YYSTYPE *) YYSTACK_ALLOC (yystacksize * sizeof (*yyvsp));
__yy_memcpy ((char *)yyvs, (char *)yyvs1,
size * (unsigned int) sizeof (*yyvsp));
#ifdef YYLSP_NEEDED
yyls = (YYLTYPE *) YYSTACK_ALLOC (yystacksize * sizeof (*yylsp));
__yy_memcpy ((char *)yyls, (char *)yyls1,
size * (unsigned int) sizeof (*yylsp));
#endif
#endif /* no yyoverflow */
yyssp = yyss + size - 1;
yyvsp = yyvs + size - 1;
#ifdef YYLSP_NEEDED
yylsp = yyls + size - 1;
#endif
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Stack size increased to %d\n", yystacksize);
#endif
if (yyssp >= yyss + yystacksize - 1)
YYABORT;
}
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Entering state %d\n", yystate);
#endif
goto yybackup;
yybackup:
/* Do appropriate processing given the current state. */
/* Read a lookahead token if we need one and don't already have one. */
/* yyresume: */
/* First try to decide what to do without reference to lookahead token. */
yyn = yypact[yystate];
if (yyn == YYFLAG)
goto yydefault;
/* Not known => get a lookahead token if don't already have one. */
/* yychar is either YYEMPTY or YYEOF
or a valid token in external form. */
if (yychar == YYEMPTY)
{
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Reading a token: ");
#endif
yychar = YYLEX;
}
/* Convert token to internal form (in yychar1) for indexing tables with */
if (yychar <= 0) /* This means end of input. */
{
yychar1 = 0;
yychar = YYEOF; /* Don't call YYLEX any more */
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Now at end of input.\n");
#endif
}
else
{
yychar1 = YYTRANSLATE(yychar);
#if YYDEBUG != 0
if (yydebug)
{
fprintf (stderr, "Next token is %d (%s", yychar, yytname[yychar1]);
/* Give the individual parser a way to print the precise meaning
of a token, for further debugging info. */
#ifdef YYPRINT
YYPRINT (stderr, yychar, yylval);
#endif
fprintf (stderr, ")\n");
}
#endif
}
yyn += yychar1;
if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != yychar1)
goto yydefault;
yyn = yytable[yyn];
/* yyn is what to do for this token type in this state.
Negative => reduce, -yyn is rule number.
Positive => shift, yyn is new state.
New state is final state => don't bother to shift,
just return success.
0, or most negative number => error. */
if (yyn < 0)
{
if (yyn == YYFLAG)
goto yyerrlab;
yyn = -yyn;
goto yyreduce;
}
else if (yyn == 0)
goto yyerrlab;
if (yyn == YYFINAL)
YYACCEPT;
/* Shift the lookahead token. */
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Shifting token %d (%s), ", yychar, yytname[yychar1]);
#endif
/* Discard the token being shifted unless it is eof. */
if (yychar != YYEOF)
yychar = YYEMPTY;
*++yyvsp = yylval;
#ifdef YYLSP_NEEDED
*++yylsp = yylloc;
#endif
/* count tokens shifted since error; after three, turn off error status. */
if (yyerrstatus) yyerrstatus--;
yystate = yyn;
goto yynewstate;
/* Do the default action for the current state. */
yydefault:
yyn = yydefact[yystate];
if (yyn == 0)
goto yyerrlab;
/* Do a reduction. yyn is the number of a rule to reduce with. */
yyreduce:
yylen = yyr2[yyn];
if (yylen > 0)
yyval = yyvsp[1-yylen]; /* implement default value of the action */
#if YYDEBUG != 0
if (yydebug)
{
int i;
fprintf (stderr, "Reducing via rule %d (line %d), ",
yyn, yyrline[yyn]);
/* Print the symbols being reduced, and their result. */
for (i = yyprhs[yyn]; yyrhs[i] > 0; i++)
fprintf (stderr, "%s ", yytname[yyrhs[i]]);
fprintf (stderr, " -> %s\n", yytname[yyr1[yyn]]);
}
#endif
switch (yyn) {
case 3:
#line 107 "scripts/genksyms/parse.y"
{ is_typedef = 0; is_extern = 0; current_name = NULL; decl_spec = NULL; ;
break;}
case 4:
#line 109 "scripts/genksyms/parse.y"
{ free_list(*yyvsp[0], NULL); *yyvsp[0] = NULL; ;
break;}
case 5:
#line 113 "scripts/genksyms/parse.y"
{ is_typedef = 1; ;
break;}
case 6:
#line 114 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 11:
#line 119 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 12:
#line 120 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 13:
#line 125 "scripts/genksyms/parse.y"
{ if (current_name) {
struct string_list *decl = (*yyvsp[0])->next;
(*yyvsp[0])->next = NULL;
add_symbol(current_name,
is_typedef ? SYM_TYPEDEF : SYM_NORMAL,
decl, is_extern);
current_name = NULL;
}
yyval = yyvsp[0];
;
break;}
case 14:
#line 138 "scripts/genksyms/parse.y"
{ yyval = NULL; ;
break;}
case 16:
#line 144 "scripts/genksyms/parse.y"
{ struct string_list *decl = *yyvsp[0];
*yyvsp[0] = NULL;
add_symbol(current_name,
is_typedef ? SYM_TYPEDEF : SYM_NORMAL, decl, is_extern);
current_name = NULL;
yyval = yyvsp[0];
;
break;}
case 17:
#line 152 "scripts/genksyms/parse.y"
{ struct string_list *decl = *yyvsp[0];
*yyvsp[0] = NULL;
free_list(*yyvsp[-1], NULL);
*yyvsp[-1] = decl_spec;
add_symbol(current_name,
is_typedef ? SYM_TYPEDEF : SYM_NORMAL, decl, is_extern);
current_name = NULL;
yyval = yyvsp[0];
;
break;}
case 18:
#line 165 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0] ? yyvsp[0] : yyvsp[-1] ? yyvsp[-1] : yyvsp[-2] ? yyvsp[-2] : yyvsp[-3]; ;
break;}
case 19:
#line 170 "scripts/genksyms/parse.y"
{ decl_spec = NULL; ;
break;}
case 21:
#line 175 "scripts/genksyms/parse.y"
{ decl_spec = *yyvsp[0]; ;
break;}
case 22:
#line 176 "scripts/genksyms/parse.y"
{ decl_spec = *yyvsp[0]; ;
break;}
case 23:
#line 181 "scripts/genksyms/parse.y"
{ /* Version 2 checksumming ignores storage class, as that
is really irrelevant to the linkage. */
remove_node(yyvsp[0]);
yyval = yyvsp[0];
;
break;}
case 28:
#line 193 "scripts/genksyms/parse.y"
{ is_extern = 1; yyval = yyvsp[0]; ;
break;}
case 29:
#line 194 "scripts/genksyms/parse.y"
{ is_extern = 0; yyval = yyvsp[0]; ;
break;}
case 33:
#line 205 "scripts/genksyms/parse.y"
{ remove_node(yyvsp[-1]); (*yyvsp[0])->tag = SYM_STRUCT; yyval = yyvsp[0]; ;
break;}
case 34:
#line 207 "scripts/genksyms/parse.y"
{ remove_node(yyvsp[-1]); (*yyvsp[0])->tag = SYM_UNION; yyval = yyvsp[0]; ;
break;}
case 35:
#line 209 "scripts/genksyms/parse.y"
{ remove_node(yyvsp[-1]); (*yyvsp[0])->tag = SYM_ENUM; yyval = yyvsp[0]; ;
break;}
case 36:
#line 213 "scripts/genksyms/parse.y"
{ struct string_list *s = *yyvsp[0], *i = *yyvsp[-1], *r;
r = copy_node(i); r->tag = SYM_STRUCT;
r->next = (*yyvsp[-2])->next; *yyvsp[0] = r; (*yyvsp[-2])->next = NULL;
add_symbol(i->string, SYM_STRUCT, s, is_extern);
yyval = yyvsp[0];
;
break;}
case 37:
#line 220 "scripts/genksyms/parse.y"
{ struct string_list *s = *yyvsp[0], *i = *yyvsp[-1], *r;
r = copy_node(i); r->tag = SYM_UNION;
r->next = (*yyvsp[-2])->next; *yyvsp[0] = r; (*yyvsp[-2])->next = NULL;
add_symbol(i->string, SYM_UNION, s, is_extern);
yyval = yyvsp[0];
;
break;}
case 38:
#line 227 "scripts/genksyms/parse.y"
{ struct string_list *s = *yyvsp[0], *i = *yyvsp[-1], *r;
r = copy_node(i); r->tag = SYM_ENUM;
r->next = (*yyvsp[-2])->next; *yyvsp[0] = r; (*yyvsp[-2])->next = NULL;
add_symbol(i->string, SYM_ENUM, s, is_extern);
yyval = yyvsp[0];
;
break;}
case 39:
#line 235 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 40:
#line 236 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 41:
#line 237 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 52:
#line 251 "scripts/genksyms/parse.y"
{ (*yyvsp[0])->tag = SYM_TYPEDEF; yyval = yyvsp[0]; ;
break;}
case 53:
#line 256 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0] ? yyvsp[0] : yyvsp[-1]; ;
break;}
case 54:
#line 260 "scripts/genksyms/parse.y"
{ yyval = NULL; ;
break;}
case 57:
#line 266 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 61:
#line 272 "scripts/genksyms/parse.y"
{ /* restrict has no effect in prototypes so ignore it */
remove_node(yyvsp[0]);
yyval = yyvsp[0];
;
break;}
case 62:
#line 279 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 64:
#line 285 "scripts/genksyms/parse.y"
{ if (current_name != NULL) {
error_with_pos("unexpected second declaration name");
YYERROR;
} else {
current_name = (*yyvsp[0])->string;
yyval = yyvsp[0];
}
;
break;}
case 65:
#line 294 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 66:
#line 296 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 67:
#line 298 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 68:
#line 300 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 69:
#line 302 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 70:
#line 308 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 74:
#line 316 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 75:
#line 318 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 76:
#line 320 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 77:
#line 322 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 78:
#line 324 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 79:
#line 328 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 81:
#line 330 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 82:
#line 334 "scripts/genksyms/parse.y"
{ yyval = NULL; ;
break;}
case 85:
#line 341 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 86:
#line 346 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0] ? yyvsp[0] : yyvsp[-1]; ;
break;}
case 87:
#line 351 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0] ? yyvsp[0] : yyvsp[-1]; ;
break;}
case 89:
#line 356 "scripts/genksyms/parse.y"
{ yyval = NULL; ;
break;}
case 90:
#line 358 "scripts/genksyms/parse.y"
{ /* For version 2 checksums, we don't want to remember
private parameter names. */
remove_node(yyvsp[0]);
yyval = yyvsp[0];
;
break;}
case 91:
#line 366 "scripts/genksyms/parse.y"
{ remove_node(yyvsp[0]);
yyval = yyvsp[0];
;
break;}
case 92:
#line 370 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 93:
#line 372 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 94:
#line 374 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 95:
#line 376 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 96:
#line 378 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 97:
#line 383 "scripts/genksyms/parse.y"
{ struct string_list *decl = *yyvsp[-1];
*yyvsp[-1] = NULL;
add_symbol(current_name, SYM_NORMAL, decl, is_extern);
yyval = yyvsp[0];
;
break;}
case 98:
#line 391 "scripts/genksyms/parse.y"
{ yyval = NULL; ;
break;}
case 100:
#line 398 "scripts/genksyms/parse.y"
{ remove_list(yyvsp[0], &(*yyvsp[-1])->next); yyval = yyvsp[0]; ;
break;}
case 101:
#line 402 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 102:
#line 403 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 103:
#line 407 "scripts/genksyms/parse.y"
{ yyval = NULL; ;
break;}
case 106:
#line 413 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 107:
#line 418 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 108:
#line 420 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 109:
#line 424 "scripts/genksyms/parse.y"
{ yyval = NULL; ;
break;}
case 112:
#line 430 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 113:
#line 434 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0] ? yyvsp[0] : yyvsp[-1]; ;
break;}
case 114:
#line 435 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 116:
#line 440 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 117:
#line 444 "scripts/genksyms/parse.y"
{ yyval = NULL; ;
break;}
case 119:
#line 449 "scripts/genksyms/parse.y"
{ yyval = yyvsp[0]; ;
break;}
case 120:
#line 453 "scripts/genksyms/parse.y"
{ yyval = NULL; ;
break;}
case 122:
#line 459 "scripts/genksyms/parse.y"
{ export_symbol((*yyvsp[-2])->string); yyval = yyvsp[0]; ;
break;}
}
/* the action file gets copied in in place of this dollarsign */
#line 543 "/usr/lib/bison.simple"
yyvsp -= yylen;
yyssp -= yylen;
#ifdef YYLSP_NEEDED
yylsp -= yylen;
#endif
#if YYDEBUG != 0
if (yydebug)
{
short *ssp1 = yyss - 1;
fprintf (stderr, "state stack now");
while (ssp1 != yyssp)
fprintf (stderr, " %d", *++ssp1);
fprintf (stderr, "\n");
}
#endif
*++yyvsp = yyval;
#ifdef YYLSP_NEEDED
yylsp++;
if (yylen == 0)
{
yylsp->first_line = yylloc.first_line;
yylsp->first_column = yylloc.first_column;
yylsp->last_line = (yylsp-1)->last_line;
yylsp->last_column = (yylsp-1)->last_column;
yylsp->text = 0;
}
else
{
yylsp->last_line = (yylsp+yylen-1)->last_line;
yylsp->last_column = (yylsp+yylen-1)->last_column;
}
#endif
/* Now "shift" the result of the reduction.
Determine what state that goes to,
based on the state we popped back to
and the rule number reduced by. */
yyn = yyr1[yyn];
yystate = yypgoto[yyn - YYNTBASE] + *yyssp;
if (yystate >= 0 && yystate <= YYLAST && yycheck[yystate] == *yyssp)
yystate = yytable[yystate];
else
yystate = yydefgoto[yyn - YYNTBASE];
goto yynewstate;
yyerrlab: /* here on detecting error */
if (! yyerrstatus)
/* If not already recovering from an error, report this error. */
{
++yynerrs;
#ifdef YYERROR_VERBOSE
yyn = yypact[yystate];
if (yyn > YYFLAG && yyn < YYLAST)
{
int size = 0;
char *msg;
int x, count;
count = 0;
/* Start X at -yyn if nec to avoid negative indexes in yycheck. */
for (x = (yyn < 0 ? -yyn : 0);
x < (sizeof(yytname) / sizeof(char *)); x++)
if (yycheck[x + yyn] == x)
size += strlen(yytname[x]) + 15, count++;
msg = (char *) malloc(size + 15);
if (msg != 0)
{
strcpy(msg, "parse error");
if (count < 5)
{
count = 0;
for (x = (yyn < 0 ? -yyn : 0);
x < (sizeof(yytname) / sizeof(char *)); x++)
if (yycheck[x + yyn] == x)
{
strcat(msg, count == 0 ? ", expecting `" : " or `");
strcat(msg, yytname[x]);
strcat(msg, "'");
count++;
}
}
yyerror(msg);
free(msg);
}
else
yyerror ("parse error; also virtual memory exceeded");
}
else
#endif /* YYERROR_VERBOSE */
yyerror("parse error");
}
goto yyerrlab1;
yyerrlab1: /* here on error raised explicitly by an action */
if (yyerrstatus == 3)
{
/* if just tried and failed to reuse lookahead token after an error, discard it. */
/* return failure if at end of input */
if (yychar == YYEOF)
YYABORT;
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Discarding token %d (%s).\n", yychar, yytname[yychar1]);
#endif
yychar = YYEMPTY;
}
/* Else will try to reuse lookahead token
after shifting the error token. */
yyerrstatus = 3; /* Each real token shifted decrements this */
goto yyerrhandle;
yyerrdefault: /* current state does not do anything special for the error token. */
#if 0
/* This is wrong; only states that explicitly want error tokens
should shift them. */
yyn = yydefact[yystate]; /* If its default is to accept any token, ok. Otherwise pop it.*/
if (yyn) goto yydefault;
#endif
yyerrpop: /* pop the current state because it cannot handle the error token */
if (yyssp == yyss) YYABORT;
yyvsp--;
yystate = *--yyssp;
#ifdef YYLSP_NEEDED
yylsp--;
#endif
#if YYDEBUG != 0
if (yydebug)
{
short *ssp1 = yyss - 1;
fprintf (stderr, "Error: state stack now");
while (ssp1 != yyssp)
fprintf (stderr, " %d", *++ssp1);
fprintf (stderr, "\n");
}
#endif
yyerrhandle:
yyn = yypact[yystate];
if (yyn == YYFLAG)
goto yyerrdefault;
yyn += YYTERROR;
if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != YYTERROR)
goto yyerrdefault;
yyn = yytable[yyn];
if (yyn < 0)
{
if (yyn == YYFLAG)
goto yyerrpop;
yyn = -yyn;
goto yyreduce;
}
else if (yyn == 0)
goto yyerrpop;
if (yyn == YYFINAL)
YYACCEPT;
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Shifting error token, ");
#endif
*++yyvsp = yylval;
#ifdef YYLSP_NEEDED
*++yylsp = yylloc;
#endif
yystate = yyn;
goto yynewstate;
yyacceptlab:
/* YYACCEPT comes here. */
if (yyfree_stacks)
{
free (yyss);
free (yyvs);
#ifdef YYLSP_NEEDED
free (yyls);
#endif
}
return 0;
yyabortlab:
/* YYABORT comes here. */
if (yyfree_stacks)
{
free (yyss);
free (yyvs);
#ifdef YYLSP_NEEDED
free (yyls);
#endif
}
return 1;
}
#line 463 "scripts/genksyms/parse.y"
static void
yyerror(const char *e)
{
error_with_pos("%s", e);
}
scripts/genksyms/parse.h_shipped 0 → 100644
View file @ bd6db1b5
#ifndef YYSTYPE
#define YYSTYPE int
#endif
#define ASM_KEYW 257
#define ATTRIBUTE_KEYW 258
#define AUTO_KEYW 259
#define BOOL_KEYW 260
#define CHAR_KEYW 261
#define CONST_KEYW 262
#define DOUBLE_KEYW 263
#define ENUM_KEYW 264
#define EXTERN_KEYW 265
#define FLOAT_KEYW 266
#define INLINE_KEYW 267
#define INT_KEYW 268
#define LONG_KEYW 269
#define REGISTER_KEYW 270
#define RESTRICT_KEYW 271
#define SHORT_KEYW 272
#define SIGNED_KEYW 273
#define STATIC_KEYW 274
#define STRUCT_KEYW 275
#define TYPEDEF_KEYW 276
#define UNION_KEYW 277
#define UNSIGNED_KEYW 278
#define VOID_KEYW 279
#define VOLATILE_KEYW 280
#define TYPEOF_KEYW 281
#define EXPORT_SYMBOL_KEYW 282
#define ASM_PHRASE 283
#define ATTRIBUTE_PHRASE 284
#define BRACE_PHRASE 285
#define BRACKET_PHRASE 286
#define EXPRESSION_PHRASE 287
#define CHAR 288
#define DOTS 289
#define IDENT 290
#define INT 291
#define REAL 292
#define STRING 293
#define TYPE 294
#define OTHER 295
#define FILENAME 296
extern YYSTYPE yylval;
scripts/genksyms/parse.y 0 → 100644
View file @ bd6db1b5
/* C global declaration parser for genksyms.
Copyright 1996, 1997 Linux International.
New implementation contributed by Richard Henderson <rth@tamu.edu>
Based on original work by Bjorn Ekwall <bj0rn@blox.se>
This file is part of the Linux modutils.
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 2 of the License, or (at your
option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
%{
#include <assert.h>
#include <malloc.h>
#include "genksyms.h"
static int is_typedef;
static int is_extern;
static char *current_name;
static struct string_list *decl_spec;
static void yyerror(const char *);
static inline void
remove_node(struct string_list **p)
{
struct string_list *node = *p;
*p = node->next;
free_node(node);
}
static inline void
remove_list(struct string_list **pb, struct string_list **pe)
{
struct string_list *b = *pb, *e = *pe;
*pb = e;
free_list(b, e);
}
%}
%token ASM_KEYW
%token ATTRIBUTE_KEYW
%token AUTO_KEYW
%token BOOL_KEYW
%token CHAR_KEYW
%token CONST_KEYW
%token DOUBLE_KEYW
%token ENUM_KEYW
%token EXTERN_KEYW
%token FLOAT_KEYW
%token INLINE_KEYW
%token INT_KEYW
%token LONG_KEYW
%token REGISTER_KEYW
%token RESTRICT_KEYW
%token SHORT_KEYW
%token SIGNED_KEYW
%token STATIC_KEYW
%token STRUCT_KEYW
%token TYPEDEF_KEYW
%token UNION_KEYW
%token UNSIGNED_KEYW
%token VOID_KEYW
%token VOLATILE_KEYW
%token TYPEOF_KEYW
%token EXPORT_SYMBOL_KEYW
%token ASM_PHRASE
%token ATTRIBUTE_PHRASE
%token BRACE_PHRASE
%token BRACKET_PHRASE
%token EXPRESSION_PHRASE
%token CHAR
%token DOTS
%token IDENT
%token INT
%token REAL
%token STRING
%token TYPE
%token OTHER
%token FILENAME
%%
declaration_seq:
declaration
| declaration_seq declaration
;
declaration:
{ is_typedef = 0; is_extern = 0; current_name = NULL; decl_spec = NULL; }
declaration1
{ free_list(*$2, NULL); *$2 = NULL; }
;
declaration1:
TYPEDEF_KEYW { is_typedef = 1; } simple_declaration
{ $$ = $3; }
| simple_declaration
| function_definition
| asm_definition
| export_definition
| error ';' { $$ = $2; }
| error '}' { $$ = $2; }
;
simple_declaration:
decl_specifier_seq_opt init_declarator_list_opt ';'
{ if (current_name) {
struct string_list *decl = (*$3)->next;
(*$3)->next = NULL;
add_symbol(current_name,
is_typedef ? SYM_TYPEDEF : SYM_NORMAL,
decl, is_extern);
current_name = NULL;
}
$$ = $3;
}
;
init_declarator_list_opt:
/* empty */ { $$ = NULL; }
| init_declarator_list
;
init_declarator_list:
init_declarator
{ struct string_list *decl = *$1;
*$1 = NULL;
add_symbol(current_name,
is_typedef ? SYM_TYPEDEF : SYM_NORMAL, decl, is_extern);
current_name = NULL;
$$ = $1;
}
| init_declarator_list ',' init_declarator
{ struct string_list *decl = *$3;
*$3 = NULL;
free_list(*$2, NULL);
*$2 = decl_spec;
add_symbol(current_name,
is_typedef ? SYM_TYPEDEF : SYM_NORMAL, decl, is_extern);
current_name = NULL;
$$ = $3;
}
;
init_declarator:
declarator asm_phrase_opt attribute_opt initializer_opt
{ $$ = $4 ? $4 : $3 ? $3 : $2 ? $2 : $1; }
;
/* Hang on to the specifiers so that we can reuse them. */
decl_specifier_seq_opt:
/* empty */ { decl_spec = NULL; }
| decl_specifier_seq
;
decl_specifier_seq:
decl_specifier { decl_spec = *$1; }
| decl_specifier_seq decl_specifier { decl_spec = *$2; }
;
decl_specifier:
storage_class_specifier
{ /* Version 2 checksumming ignores storage class, as that
is really irrelevant to the linkage. */
remove_node($1);
$$ = $1;
}
| type_specifier
;
storage_class_specifier:
AUTO_KEYW
| REGISTER_KEYW
| STATIC_KEYW
| EXTERN_KEYW { is_extern = 1; $$ = $1; }
| INLINE_KEYW { is_extern = 0; $$ = $1; }
;
type_specifier:
simple_type_specifier
| cvar_qualifier
| TYPEOF_KEYW '(' type_specifier ')'
/* References to s/u/e's defined elsewhere. Rearrange things
so that it is easier to expand the definition fully later. */
| STRUCT_KEYW IDENT
{ remove_node($1); (*$2)->tag = SYM_STRUCT; $$ = $2; }
| UNION_KEYW IDENT
{ remove_node($1); (*$2)->tag = SYM_UNION; $$ = $2; }
| ENUM_KEYW IDENT
{ remove_node($1); (*$2)->tag = SYM_ENUM; $$ = $2; }
/* Full definitions of an s/u/e. Record it. */
| STRUCT_KEYW IDENT class_body
{ struct string_list *s = *$3, *i = *$2, *r;
r = copy_node(i); r->tag = SYM_STRUCT;
r->next = (*$1)->next; *$3 = r; (*$1)->next = NULL;
add_symbol(i->string, SYM_STRUCT, s, is_extern);
$$ = $3;
}
| UNION_KEYW IDENT class_body
{ struct string_list *s = *$3, *i = *$2, *r;
r = copy_node(i); r->tag = SYM_UNION;
r->next = (*$1)->next; *$3 = r; (*$1)->next = NULL;
add_symbol(i->string, SYM_UNION, s, is_extern);
$$ = $3;
}
| ENUM_KEYW IDENT BRACE_PHRASE
{ struct string_list *s = *$3, *i = *$2, *r;
r = copy_node(i); r->tag = SYM_ENUM;
r->next = (*$1)->next; *$3 = r; (*$1)->next = NULL;
add_symbol(i->string, SYM_ENUM, s, is_extern);
$$ = $3;
}
/* Anonymous s/u/e definitions. Nothing needs doing. */
| ENUM_KEYW BRACE_PHRASE { $$ = $2; }
| STRUCT_KEYW class_body { $$ = $2; }
| UNION_KEYW class_body { $$ = $2; }
;
simple_type_specifier:
CHAR_KEYW
| SHORT_KEYW
| INT_KEYW
| LONG_KEYW
| SIGNED_KEYW
| UNSIGNED_KEYW
| FLOAT_KEYW
| DOUBLE_KEYW
| VOID_KEYW
| BOOL_KEYW
| TYPE { (*$1)->tag = SYM_TYPEDEF; $$ = $1; }
;
ptr_operator:
'*' cvar_qualifier_seq_opt
{ $$ = $2 ? $2 : $1; }
;
cvar_qualifier_seq_opt:
/* empty */ { $$ = NULL; }
| cvar_qualifier_seq
;
cvar_qualifier_seq:
cvar_qualifier
| cvar_qualifier_seq cvar_qualifier { $$ = $2; }
;
cvar_qualifier:
CONST_KEYW | VOLATILE_KEYW | ATTRIBUTE_PHRASE
| RESTRICT_KEYW
{ /* restrict has no effect in prototypes so ignore it */
remove_node($1);
$$ = $1;
}
;
declarator:
ptr_operator declarator { $$ = $2; }
| direct_declarator
;
direct_declarator:
IDENT
{ if (current_name != NULL) {
error_with_pos("unexpected second declaration name");
YYERROR;
} else {
current_name = (*$1)->string;
$$ = $1;
}
}
| direct_declarator '(' parameter_declaration_clause ')'
{ $$ = $4; }
| direct_declarator '(' error ')'
{ $$ = $4; }
| direct_declarator BRACKET_PHRASE
{ $$ = $2; }
| '(' declarator ')'
{ $$ = $3; }
| '(' error ')'
{ $$ = $3; }
;
/* Nested declarators differ from regular declarators in that they do
not record the symbols they find in the global symbol table. */
nested_declarator:
ptr_operator nested_declarator { $$ = $2; }
| direct_nested_declarator
;
direct_nested_declarator:
IDENT
| TYPE
| direct_nested_declarator '(' parameter_declaration_clause ')'
{ $$ = $4; }
| direct_nested_declarator '(' error ')'
{ $$ = $4; }
| direct_nested_declarator BRACKET_PHRASE
{ $$ = $2; }
| '(' nested_declarator ')'
{ $$ = $3; }
| '(' error ')'
{ $$ = $3; }
;
parameter_declaration_clause:
parameter_declaration_list_opt DOTS { $$ = $2; }
| parameter_declaration_list_opt
| parameter_declaration_list ',' DOTS { $$ = $3; }
;
parameter_declaration_list_opt:
/* empty */ { $$ = NULL; }
| parameter_declaration_list
;
parameter_declaration_list:
parameter_declaration
| parameter_declaration_list ',' parameter_declaration
{ $$ = $3; }
;
parameter_declaration:
decl_specifier_seq m_abstract_declarator
{ $$ = $2 ? $2 : $1; }
;
m_abstract_declarator:
ptr_operator m_abstract_declarator
{ $$ = $2 ? $2 : $1; }
| direct_m_abstract_declarator
;
direct_m_abstract_declarator:
/* empty */ { $$ = NULL; }
| IDENT
{ /* For version 2 checksums, we don't want to remember
private parameter names. */
remove_node($1);
$$ = $1;
}
/* This wasn't really a typedef name but an identifier that
shadows one. */
| TYPE
{ remove_node($1);
$$ = $1;
}
| direct_m_abstract_declarator '(' parameter_declaration_clause ')'
{ $$ = $4; }
| direct_m_abstract_declarator '(' error ')'
{ $$ = $4; }
| direct_m_abstract_declarator BRACKET_PHRASE
{ $$ = $2; }
| '(' m_abstract_declarator ')'
{ $$ = $3; }
| '(' error ')'
{ $$ = $3; }
;
function_definition:
decl_specifier_seq_opt declarator BRACE_PHRASE
{ struct string_list *decl = *$2;
*$2 = NULL;
add_symbol(current_name, SYM_NORMAL, decl, is_extern);
$$ = $3;
}
;
initializer_opt:
/* empty */ { $$ = NULL; }
| initializer
;
/* We never care about the contents of an initializer. */
initializer:
'=' EXPRESSION_PHRASE
{ remove_list($2, &(*$1)->next); $$ = $2; }
;
class_body:
'{' member_specification_opt '}' { $$ = $3; }
| '{' error '}' { $$ = $3; }
;
member_specification_opt:
/* empty */ { $$ = NULL; }
| member_specification
;
member_specification:
member_declaration
| member_specification member_declaration { $$ = $2; }
;
member_declaration:
decl_specifier_seq_opt member_declarator_list_opt ';'
{ $$ = $3; }
| error ';'
{ $$ = $2; }
;
member_declarator_list_opt:
/* empty */ { $$ = NULL; }
| member_declarator_list
;
member_declarator_list:
member_declarator
| member_declarator_list ',' member_declarator { $$ = $3; }
;
member_declarator:
nested_declarator attribute_opt { $$ = $2 ? $2 : $1; }
| IDENT member_bitfield_declarator { $$ = $2; }
| member_bitfield_declarator
;
member_bitfield_declarator:
':' EXPRESSION_PHRASE { $$ = $2; }
;
attribute_opt:
/* empty */ { $$ = NULL; }
| ATTRIBUTE_PHRASE
;
asm_definition:
ASM_PHRASE ';' { $$ = $2; }
;
asm_phrase_opt:
/* empty */ { $$ = NULL; }
| ASM_PHRASE
;
export_definition:
EXPORT_SYMBOL_KEYW '(' IDENT ')' ';'
{ export_symbol((*$3)->string); $$ = $5; }
;
%%
static void
yyerror(const char *e)
{
error_with_pos("%s", e);
}
scripts/mk_elfconfig.c
View file @ bd6db1b5
......@@ -9,6 +9,9 @@ main(int argc, char **argv)
unsigned char ei[EI_NIDENT];
union { short s; char c[2]; } endian_test;
if (argc != 2) {
fprintf(stderr, "Error: no arch\n");
}
if (fread(ei, 1, EI_NIDENT, stdin) != EI_NIDENT) {
fprintf(stderr, "Error: input truncated\n");
return 1;
......@@ -52,6 +55,11 @@ main(int argc, char **argv)
else
abort();
if (strcmp(argv[1], "v850") == 0)
printf("#define MODULE_SYMBOL_PREFIX \"_\"\n");
else
printf("#define MODULE_SYMBOL_PREFIX \"\"\n");
return 0;
}
scripts/modpost.c
View file @ bd6db1b5
......@@ -265,6 +265,9 @@ parse_elf_finish(struct elf_info *info)
munmap(info->hdr, info->size);
}
#define CRC_PFX MODULE_SYMBOL_PREFIX "__crc_"
#define KSYMTAB_PFX MODULE_SYMBOL_PREFIX "__ksymtab_"
void
handle_modversions(struct module *mod, struct elf_info *info,
Elf_Sym *sym, const char *symname)
......@@ -279,9 +282,10 @@ handle_modversions(struct module *mod, struct elf_info *info,
break;
case SHN_ABS:
/* CRC'd symbol */
if (memcmp(symname, "__crc_", 6) == 0) {
if (memcmp(symname, CRC_PFX, strlen(CRC_PFX)) == 0) {
crc = (unsigned int) sym->st_value;
add_exported_symbol(symname+6, mod, &crc);
add_exported_symbol(symname + strlen(CRC_PFX),
mod, &crc);
modversions = 1;
}
break;
......@@ -290,15 +294,20 @@ handle_modversions(struct module *mod, struct elf_info *info,
if (ELF_ST_BIND(sym->st_info) != STB_GLOBAL)
break;
s = alloc_symbol(symname);
if (memcmp(symname, MODULE_SYMBOL_PREFIX,
strlen(MODULE_SYMBOL_PREFIX)) == 0) {
s = alloc_symbol(symname +
strlen(MODULE_SYMBOL_PREFIX));
/* add to list */
s->next = mod->unres;
mod->unres = s;
}
break;
default:
/* All exported symbols */
if (memcmp(symname, "__ksymtab_", 10) == 0) {
add_exported_symbol(symname+10, mod, NULL);
if (memcmp(symname, KSYMTAB_PFX, strlen(KSYMTAB_PFX)) == 0) {
add_exported_symbol(symname + strlen(KSYMTAB_PFX),
mod, NULL);
}
break;
}
......
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