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ccan
Commits
e2ae8d42
Commit
e2ae8d42
authored
Jun 12, 2018
by
Rusty Russell
Browse files
Options
Browse Files
Download
Email Patches
Plain Diff
tools/configurator: better descriptions for --autotools-style.
Signed-off-by:
Rusty Russell
<
rusty@rustcorp.com.au
>
parent
f872966c
Changes
1
Hide whitespace changes
Inline
Side-by-side
Showing
1 changed file
with
123 additions
and
64 deletions
+123
-64
tools/configurator/configurator.c
tools/configurator/configurator.c
+123
-64
No files found.
tools/configurator/configurator.c
View file @
e2ae8d42
...
...
@@ -70,6 +70,7 @@ static bool like_a_libtool = false;
struct
test
{
const
char
*
name
;
const
char
*
desc
;
/*
* Template style flags (pick one):
* OUTSIDE_MAIN:
...
...
@@ -100,14 +101,17 @@ struct test {
};
static
struct
test
tests
[]
=
{
{
"HAVE_32BIT_OFF_T"
,
"DEFINES_EVERYTHING|EXECUTE|MAY_NOT_COMPILE"
,
NULL
,
NULL
,
{
"HAVE_32BIT_OFF_T"
,
"off_t is 32 bits"
,
"DEFINES_EVERYTHING|EXECUTE|MAY_NOT_COMPILE"
,
NULL
,
NULL
,
"#include <sys/types.h>
\n
"
"int main(void) {
\n
"
" return sizeof(off_t) == 4 ? 0 : 1;
\n
"
"}
\n
"
},
{
"HAVE_ALIGNOF"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_ALIGNOF"
,
"__alignof__ support"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
"return __alignof__(double) > 0 ? 0 : 1;"
},
{
"HAVE_ASPRINTF"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
{
"HAVE_ASPRINTF"
,
"asprintf() declaration"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
"#ifndef _GNU_SOURCE
\n
"
"#define _GNU_SOURCE
\n
"
"#endif
\n
"
...
...
@@ -118,76 +122,105 @@ static struct test tests[] = {
" p = NULL;
\n
"
" return p;
\n
"
"}"
},
{
"HAVE_ATTRIBUTE_COLD"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
{
"HAVE_ATTRIBUTE_COLD"
,
"__attribute__((cold)) support"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
"static int __attribute__((cold)) func(int x) { return x; }"
},
{
"HAVE_ATTRIBUTE_CONST"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
{
"HAVE_ATTRIBUTE_CONST"
,
"__attribute__((const)) support"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
"static int __attribute__((const)) func(int x) { return x; }"
},
{
"HAVE_ATTRIBUTE_PURE"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
{
"HAVE_ATTRIBUTE_PURE"
,
"__attribute__((pure)) support"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
"static int __attribute__((pure)) func(int x) { return x; }"
},
{
"HAVE_ATTRIBUTE_MAY_ALIAS"
,
"OUTSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_ATTRIBUTE_MAY_ALIAS"
,
"__attribute__((may_alias)) support"
,
"OUTSIDE_MAIN"
,
NULL
,
NULL
,
"typedef short __attribute__((__may_alias__)) short_a;"
},
{
"HAVE_ATTRIBUTE_NORETURN"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
{
"HAVE_ATTRIBUTE_NORETURN"
,
"__attribute__((noreturn)) support"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
"#include <stdlib.h>
\n
"
"static void __attribute__((noreturn)) func(int x) { exit(x); }"
},
{
"HAVE_ATTRIBUTE_PRINTF"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
{
"HAVE_ATTRIBUTE_PRINTF"
,
"__attribute__ format printf support"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
"static void __attribute__((format(__printf__, 1, 2))) func(const char *fmt, ...) { (void)fmt; }"
},
{
"HAVE_ATTRIBUTE_UNUSED"
,
"OUTSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_ATTRIBUTE_UNUSED"
,
"__attribute__((unused)) support"
,
"OUTSIDE_MAIN"
,
NULL
,
NULL
,
"static int __attribute__((unused)) func(int x) { return x; }"
},
{
"HAVE_ATTRIBUTE_USED"
,
"OUTSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_ATTRIBUTE_USED"
,
"__attribute__((used)) support"
,
"OUTSIDE_MAIN"
,
NULL
,
NULL
,
"static int __attribute__((used)) func(int x) { return x; }"
},
{
"HAVE_BACKTRACE"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
{
"HAVE_BACKTRACE"
,
"backtrace() in <execinfo.h>"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
"#include <execinfo.h>
\n
"
"static int func(int x) {"
" void *bt[10];
\n
"
" return backtrace(bt, 10) < x;
\n
"
"}"
},
{
"HAVE_BIG_ENDIAN"
,
"INSIDE_MAIN|EXECUTE"
,
NULL
,
NULL
,
{
"HAVE_BIG_ENDIAN"
,
"big endian"
,
"INSIDE_MAIN|EXECUTE"
,
NULL
,
NULL
,
"union { int i; char c[sizeof(int)]; } u;
\n
"
"u.i = 0x01020304;
\n
"
"return u.c[0] == 0x01 && u.c[1] == 0x02 && u.c[2] == 0x03 && u.c[3] == 0x04 ? 0 : 1;"
},
{
"HAVE_BSWAP_64"
,
"DEFINES_FUNC"
,
"HAVE_BYTESWAP_H"
,
NULL
,
{
"HAVE_BSWAP_64"
,
"bswap64 in byteswap.h"
,
"DEFINES_FUNC"
,
"HAVE_BYTESWAP_H"
,
NULL
,
"#include <byteswap.h>
\n
"
"static int func(int x) { return bswap_64(x); }"
},
{
"HAVE_BUILTIN_CHOOSE_EXPR"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_BUILTIN_CHOOSE_EXPR"
,
"__builtin_choose_expr support"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
"return __builtin_choose_expr(1, 0,
\"
garbage
\"
);"
},
{
"HAVE_BUILTIN_CLZ"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_BUILTIN_CLZ"
,
"__builtin_clz support"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
"return __builtin_clz(1) == (sizeof(int)*8 - 1) ? 0 : 1;"
},
{
"HAVE_BUILTIN_CLZL"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_BUILTIN_CLZL"
,
"__builtin_clzl support"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
"return __builtin_clzl(1) == (sizeof(long)*8 - 1) ? 0 : 1;"
},
{
"HAVE_BUILTIN_CLZLL"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_BUILTIN_CLZLL"
,
"__builtin_clzll support"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
"return __builtin_clzll(1) == (sizeof(long long)*8 - 1) ? 0 : 1;"
},
{
"HAVE_BUILTIN_CTZ"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_BUILTIN_CTZ"
,
"__builtin_ctz support"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
"return __builtin_ctz(1 << (sizeof(int)*8 - 1)) == (sizeof(int)*8 - 1) ? 0 : 1;"
},
{
"HAVE_BUILTIN_CTZL"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_BUILTIN_CTZL"
,
"__builtin_ctzl support"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
"return __builtin_ctzl(1UL << (sizeof(long)*8 - 1)) == (sizeof(long)*8 - 1) ? 0 : 1;"
},
{
"HAVE_BUILTIN_CTZLL"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_BUILTIN_CTZLL"
,
"__builtin_ctzll support"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
"return __builtin_ctzll(1ULL << (sizeof(long long)*8 - 1)) == (sizeof(long long)*8 - 1) ? 0 : 1;"
},
{
"HAVE_BUILTIN_CONSTANT_P"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_BUILTIN_CONSTANT_P"
,
"__builtin_constant_p support"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
"return __builtin_constant_p(1) ? 0 : 1;"
},
{
"HAVE_BUILTIN_EXPECT"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_BUILTIN_EXPECT"
,
"__builtin_expect support"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
"return __builtin_expect(argc == 1, 1) ? 0 : 1;"
},
{
"HAVE_BUILTIN_FFS"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_BUILTIN_FFS"
,
"__builtin_ffs support"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
"return __builtin_ffs(0) == 0 ? 0 : 1;"
},
{
"HAVE_BUILTIN_FFSL"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_BUILTIN_FFSL"
,
"__builtin_ffsl support"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
"return __builtin_ffsl(0L) == 0 ? 0 : 1;"
},
{
"HAVE_BUILTIN_FFSLL"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_BUILTIN_FFSLL"
,
"__builtin_ffsll support"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
"return __builtin_ffsll(0LL) == 0 ? 0 : 1;"
},
{
"HAVE_BUILTIN_POPCOUNT"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_BUILTIN_POPCOUNT"
,
"__builtin_popcount support"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
"return __builtin_popcount(255) == 8 ? 0 : 1;"
},
{
"HAVE_BUILTIN_POPCOUNTL"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_BUILTIN_POPCOUNTL"
,
"__builtin_popcountl support"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
"return __builtin_popcountl(255L) == 8 ? 0 : 1;"
},
{
"HAVE_BUILTIN_POPCOUNTLL"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_BUILTIN_POPCOUNTLL"
,
"__builtin_popcountll support"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
"return __builtin_popcountll(255LL) == 8 ? 0 : 1;"
},
{
"HAVE_BUILTIN_TYPES_COMPATIBLE_P"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_BUILTIN_TYPES_COMPATIBLE_P"
,
"__builtin_types_compatible_p support"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
"return __builtin_types_compatible_p(char *, int) ? 1 : 0;"
},
{
"HAVE_ICCARM_INTRINSICS"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
{
"HAVE_ICCARM_INTRINSICS"
,
"<intrinsics.h>"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
"#include <intrinsics.h>
\n
"
"int func(int v) {
\n
"
" return __CLZ(__RBIT(v));
\n
"
"}"
},
{
"HAVE_BYTESWAP_H"
,
"OUTSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_BYTESWAP_H"
,
"<byteswap.h>"
,
"OUTSIDE_MAIN"
,
NULL
,
NULL
,
"#include <byteswap.h>
\n
"
},
{
"HAVE_CLOCK_GETTIME"
,
{
"HAVE_CLOCK_GETTIME"
,
"clock_gettime() declaration"
,
"DEFINES_FUNC"
,
"HAVE_STRUCT_TIMESPEC"
,
NULL
,
"#include <time.h>
\n
"
"static struct timespec func(void) {
\n
"
...
...
@@ -195,7 +228,7 @@ static struct test tests[] = {
" clock_gettime(CLOCK_REALTIME, &ts);
\n
"
" return ts;
\n
"
"}
\n
"
},
{
"HAVE_CLOCK_GETTIME_IN_LIBRT"
,
{
"HAVE_CLOCK_GETTIME_IN_LIBRT"
,
"clock_gettime() in librt"
,
"DEFINES_FUNC"
,
"HAVE_STRUCT_TIMESPEC !HAVE_CLOCK_GETTIME"
,
"-lrt"
,
...
...
@@ -207,10 +240,12 @@ static struct test tests[] = {
"}
\n
"
,
/* This means HAVE_CLOCK_GETTIME, too */
"HAVE_CLOCK_GETTIME"
},
{
"HAVE_COMPOUND_LITERALS"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_COMPOUND_LITERALS"
,
"compound literal support"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
"int *foo = (int[]) { 1, 2, 3, 4 };
\n
"
"return foo[0] ? 0 : 1;"
},
{
"HAVE_FCHDIR"
,
"DEFINES_EVERYTHING|EXECUTE|MAY_NOT_COMPILE"
,
NULL
,
NULL
,
{
"HAVE_FCHDIR"
,
"fchdir support"
,
"DEFINES_EVERYTHING|EXECUTE|MAY_NOT_COMPILE"
,
NULL
,
NULL
,
"#include <sys/types.h>
\n
"
"#include <sys/stat.h>
\n
"
"#include <fcntl.h>
\n
"
...
...
@@ -219,7 +254,8 @@ static struct test tests[] = {
" int fd = open(
\"
..
\"
, O_RDONLY);
\n
"
" return fchdir(fd) == 0 ? 0 : 1;
\n
"
"}
\n
"
},
{
"HAVE_ERR_H"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
{
"HAVE_ERR_H"
,
"<err.h>"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
"#include <err.h>
\n
"
"static void func(int arg) {
\n
"
" if (arg == 0)
\n
"
...
...
@@ -231,33 +267,40 @@ static struct test tests[] = {
" if (arg == 4)
\n
"
" warnx(
\"
warn %u
\"
, arg);
\n
"
"}
\n
"
},
{
"HAVE_FILE_OFFSET_BITS"
,
"DEFINES_EVERYTHING|EXECUTE|MAY_NOT_COMPILE"
,
{
"HAVE_FILE_OFFSET_BITS"
,
"_FILE_OFFSET_BITS to get 64-bit offsets"
,
"DEFINES_EVERYTHING|EXECUTE|MAY_NOT_COMPILE"
,
"HAVE_32BIT_OFF_T"
,
NULL
,
"#define _FILE_OFFSET_BITS 64
\n
"
"#include <sys/types.h>
\n
"
"int main(void) {
\n
"
" return sizeof(off_t) == 8 ? 0 : 1;
\n
"
"}
\n
"
},
{
"HAVE_FOR_LOOP_DECLARATION"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_FOR_LOOP_DECLARATION"
,
"for loop declaration support"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
"int ret = 1;
\n
"
"for (int i = 0; i < argc; i++) { ret = 0; };
\n
"
"return ret;"
},
{
"HAVE_FLEXIBLE_ARRAY_MEMBER"
,
"OUTSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_FLEXIBLE_ARRAY_MEMBER"
,
"flexible array member support"
,
"OUTSIDE_MAIN"
,
NULL
,
NULL
,
"struct foo { unsigned int x; int arr[]; };"
},
{
"HAVE_GETPAGESIZE"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
{
"HAVE_GETPAGESIZE"
,
"getpagesize() in <unistd.h>"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
"#include <unistd.h>
\n
"
"static int func(void) { return getpagesize(); }"
},
{
"HAVE_ISBLANK"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
{
"HAVE_ISBLANK"
,
"isblank() in <ctype.h>"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
"#ifndef _GNU_SOURCE
\n
"
"#define _GNU_SOURCE
\n
"
"#endif
\n
"
"#include <ctype.h>
\n
"
"static int func(void) { return isblank(' '); }"
},
{
"HAVE_LITTLE_ENDIAN"
,
"INSIDE_MAIN|EXECUTE"
,
NULL
,
NULL
,
{
"HAVE_LITTLE_ENDIAN"
,
"little endian"
,
"INSIDE_MAIN|EXECUTE"
,
NULL
,
NULL
,
"union { int i; char c[sizeof(int)]; } u;
\n
"
"u.i = 0x01020304;
\n
"
"return u.c[0] == 0x04 && u.c[1] == 0x03 && u.c[2] == 0x02 && u.c[3] == 0x01 ? 0 : 1;"
},
{
"HAVE_MEMMEM"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
{
"HAVE_MEMMEM"
,
"memmem in <string.h>"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
"#ifndef _GNU_SOURCE
\n
"
"#define _GNU_SOURCE
\n
"
"#endif
\n
"
...
...
@@ -265,7 +308,8 @@ static struct test tests[] = {
"static void *func(void *h, size_t hl, void *n, size_t nl) {
\n
"
"return memmem(h, hl, n, nl);"
"}
\n
"
,
},
{
"HAVE_MEMRCHR"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
{
"HAVE_MEMRCHR"
,
"memrchr in <string.h>"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
"#ifndef _GNU_SOURCE
\n
"
"#define _GNU_SOURCE
\n
"
"#endif
\n
"
...
...
@@ -273,19 +317,21 @@ static struct test tests[] = {
"static void *func(void *s, int c, size_t n) {
\n
"
"return memrchr(s, c, n);"
"}
\n
"
,
},
{
"HAVE_MMAP"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
{
"HAVE_MMAP"
,
"mmap() declaration"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
"#include <sys/mman.h>
\n
"
"static void *func(int fd) {
\n
"
" return mmap(0, 65536, PROT_READ, MAP_SHARED, fd, 0);
\n
"
"}"
},
{
"HAVE_PROC_SELF_MAPS"
,
"DEFINES_EVERYTHING|EXECUTE|MAY_NOT_COMPILE"
,
NULL
,
NULL
,
{
"HAVE_PROC_SELF_MAPS"
,
"/proc/self/maps exists"
,
"DEFINES_EVERYTHING|EXECUTE|MAY_NOT_COMPILE"
,
NULL
,
NULL
,
"#include <sys/types.h>
\n
"
"#include <sys/stat.h>
\n
"
"#include <fcntl.h>
\n
"
"int main(void) {
\n
"
" return open(
\"
/proc/self/maps
\"
, O_RDONLY) != -1 ? 0 : 1;
\n
"
"}
\n
"
},
{
"HAVE_QSORT_R_PRIVATE_LAST"
,
{
"HAVE_QSORT_R_PRIVATE_LAST"
,
"qsort_r cmp takes trailing arg"
,
"DEFINES_EVERYTHING|EXECUTE|MAY_NOT_COMPILE"
,
NULL
,
NULL
,
"#ifndef _GNU_SOURCE
\n
"
"#define _GNU_SOURCE
\n
"
...
...
@@ -300,21 +346,22 @@ static struct test tests[] = {
" qsort_r(array, 3, sizeof(int), cmp, &called);
\n
"
" return called && array[0] == 2 && array[1] == 5 && array[2] == 9 ? 0 : 1;
\n
"
"}
\n
"
},
{
"HAVE_STRUCT_TIMESPEC"
,
{
"HAVE_STRUCT_TIMESPEC"
,
"struct timespec declaration"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
"#include <time.h>
\n
"
"static void func(void) {
\n
"
" struct timespec ts;
\n
"
" ts.tv_sec = ts.tv_nsec = 1;
\n
"
"}
\n
"
},
{
"HAVE_SECTION_START_STOP"
,
{
"HAVE_SECTION_START_STOP"
,
"__attribute__((section)) and __start/__stop"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
"static void *__attribute__((__section__(
\"
mysec
\"
))) p = &p;
\n
"
"static int func(void) {
\n
"
" extern void *__start_mysec[], *__stop_mysec[];
\n
"
" return __stop_mysec - __start_mysec;
\n
"
"}
\n
"
},
{
"HAVE_STACK_GROWS_UPWARDS"
,
"DEFINES_EVERYTHING|EXECUTE"
,
NULL
,
NULL
,
{
"HAVE_STACK_GROWS_UPWARDS"
,
"stack grows upwards"
,
"DEFINES_EVERYTHING|EXECUTE"
,
NULL
,
NULL
,
"#include <stddef.h>
\n
"
"static ptrdiff_t nest(const void *base, unsigned int i)
\n
"
"{
\n
"
...
...
@@ -326,17 +373,23 @@ static struct test tests[] = {
" (void)argv;
\n
"
" return (nest(&argc, argc) > 0) ? 0 : 1;
\n
"
"}
\n
"
},
{
"HAVE_STATEMENT_EXPR"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_STATEMENT_EXPR"
,
"statement expression support"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
"return ({ int x = argc; x == argc ? 0 : 1; });"
},
{
"HAVE_SYS_FILIO_H"
,
"OUTSIDE_MAIN"
,
NULL
,
NULL
,
/* Solaris needs this for FIONREAD */
{
"HAVE_SYS_FILIO_H"
,
"<sys/filio.h>"
,
"OUTSIDE_MAIN"
,
NULL
,
NULL
,
/* Solaris needs this for FIONREAD */
"#include <sys/filio.h>
\n
"
},
{
"HAVE_SYS_TERMIOS_H"
,
"OUTSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_SYS_TERMIOS_H"
,
"<sys/termios.h>"
,
"OUTSIDE_MAIN"
,
NULL
,
NULL
,
"#include <sys/termios.h>
\n
"
},
{
"HAVE_SYS_UNISTD_H"
,
"OUTSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_SYS_UNISTD_H"
,
"<sys/unistd.h>"
,
"OUTSIDE_MAIN"
,
NULL
,
NULL
,
"#include <sys/unistd.h>
\n
"
},
{
"HAVE_TYPEOF"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_TYPEOF"
,
"__typeof__ support"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
"__typeof__(argc) i; i = argc; return i == argc ? 0 : 1;"
},
{
"HAVE_UNALIGNED_ACCESS"
,
"DEFINES_EVERYTHING|EXECUTE"
,
NULL
,
NULL
,
{
"HAVE_UNALIGNED_ACCESS"
,
"unaligned access to int"
,
"DEFINES_EVERYTHING|EXECUTE"
,
NULL
,
NULL
,
"#include <string.h>
\n
"
"int main(int argc, char *argv[]) {
\n
"
" (void)argc;
\n
"
...
...
@@ -345,28 +398,33 @@ static struct test tests[] = {
" int *x = (int *)pad, *y = (int *)(pad + 1);
\n
"
" return *x == *y;
\n
"
"}
\n
"
},
{
"HAVE_UTIME"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
{
"HAVE_UTIME"
,
"utime() declaration"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
"#include <sys/types.h>
\n
"
"#include <utime.h>
\n
"
"static int func(const char *filename) {
\n
"
" struct utimbuf times = { 0 };
\n
"
" return utime(filename, ×);
\n
"
"}"
},
{
"HAVE_WARN_UNUSED_RESULT"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
{
"HAVE_WARN_UNUSED_RESULT"
,
"__attribute__((warn_unused_result))"
,
"DEFINES_FUNC"
,
NULL
,
NULL
,
"#include <sys/types.h>
\n
"
"#include <utime.h>
\n
"
"static __attribute__((warn_unused_result)) int func(int i) {
\n
"
" return i + 1;
\n
"
"}"
},
{
"HAVE_OPENMP"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_OPENMP"
,
"#pragma omp and -fopenmp support"
,
"INSIDE_MAIN"
,
NULL
,
NULL
,
"int i;
\n
"
"#pragma omp parallel for
\n
"
"for(i = 0; i < 0; i++) {};
\n
"
"return 0;
\n
"
,
"-Werror -fopenmp"
},
{
"HAVE_VALGRIND_MEMCHECK_H"
,
"OUTSIDE_MAIN"
,
NULL
,
NULL
,
{
"HAVE_VALGRIND_MEMCHECK_H"
,
"<valgrind/memcheck.h>"
,
"OUTSIDE_MAIN"
,
NULL
,
NULL
,
"#include <valgrind/memcheck.h>
\n
"
},
{
"HAVE_UCONTEXT"
,
"DEFINES_EVERYTHING|EXECUTE|MAY_NOT_COMPILE"
,
{
"HAVE_UCONTEXT"
,
"working <ucontext.h"
,
"DEFINES_EVERYTHING|EXECUTE|MAY_NOT_COMPILE"
,
NULL
,
NULL
,
"#include <ucontext.h>
\n
"
"static int x = 0;
\n
"
...
...
@@ -387,7 +445,8 @@ static struct test tests[] = {
" return (x == 3) ? 0 : 1;
\n
"
"}
\n
"
},
{
"HAVE_POINTER_SAFE_MAKECONTEXT"
,
"DEFINES_EVERYTHING|EXECUTE|MAY_NOT_COMPILE"
,
{
"HAVE_POINTER_SAFE_MAKECONTEXT"
,
"passing pointers via makecontext()"
,
"DEFINES_EVERYTHING|EXECUTE|MAY_NOT_COMPILE"
,
"HAVE_UCONTEXT"
,
NULL
,
"#include <stddef.h>
\n
"
"#include <ucontext.h>
\n
"
...
...
@@ -650,7 +709,7 @@ static bool run_test(const char *cmd, struct test *test)
printf
(
"Extra link line: %s"
,
newcmd
);
}
start_test
(
"checking for "
,
test
->
name
);
start_test
(
"checking for "
,
test
->
desc
);
output
=
run
(
newcmd
,
&
status
);
free
(
newcmd
);
...
...
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