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Commit a2b53947 authored by serg@serg.mylan's avatar serg@serg.mylan
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more DBUG_xxx tags

parent 8bb08c51
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Showing with 69 additions and 27 deletions
myisam/ft_update.c
View file @ a2b53947
......@@ -31,18 +31,24 @@
void _mi_ft_segiterator_init(MI_INFO *info, uint keynr, const byte *record,
FT_SEG_ITERATOR *ftsi)
{
DBUG_ENTER("_mi_ft_segiterator_init");
ftsi->num=info->s->keyinfo[keynr].keysegs;
ftsi->seg=info->s->keyinfo[keynr].seg;
ftsi->rec=record;
DBUG_VOID_RETURN;
}
void _mi_ft_segiterator_dummy_init(const byte *record, uint len,
FT_SEG_ITERATOR *ftsi)
{
DBUG_ENTER("_mi_ft_segiterator_dummy_init");
ftsi->num=1;
ftsi->seg=0;
ftsi->pos=record;
ftsi->len=len;
DBUG_VOID_RETURN;
}
/*
......@@ -56,14 +62,16 @@ void _mi_ft_segiterator_dummy_init(const byte *record, uint len,
uint _mi_ft_segiterator(register FT_SEG_ITERATOR *ftsi)
{
if (!ftsi->num) return 0; else ftsi->num--;
if (!ftsi->seg) return 1; else ftsi->seg--;
DBUG_ENTER("_mi_ft_segiterator");
if (!ftsi->num) DBUG_RETURN(0) else ftsi->num--;
if (!ftsi->seg) DBUG_RETURN(1) else ftsi->seg--;
if (ftsi->seg->null_bit &&
(ftsi->rec[ftsi->seg->null_pos] & ftsi->seg->null_bit))
{
ftsi->pos=0;
return 1;
DBUG_RETURN(1);
}
ftsi->pos= ftsi->rec+ftsi->seg->start;
if (ftsi->seg->flag & HA_VAR_LENGTH)
......@@ -71,7 +79,7 @@ uint _mi_ft_segiterator(register FT_SEG_ITERATOR *ftsi)
ftsi->len=uint2korr(ftsi->pos);
ftsi->pos+=2; /* Skip VARCHAR length */
set_if_smaller(ftsi->len,ftsi->seg->length);
return 1;
DBUG_RETURN(1);
}
if (ftsi->seg->flag & HA_BLOB_PART)
{
......@@ -79,10 +87,10 @@ uint _mi_ft_segiterator(register FT_SEG_ITERATOR *ftsi)
memcpy_fixed((char*) &ftsi->pos, ftsi->pos+ftsi->seg->bit_start,
sizeof(char*));
set_if_smaller(ftsi->len,ftsi->seg->length);
return 1;
DBUG_RETURN(1);
}
ftsi->len=ftsi->seg->length;
return 1;
DBUG_RETURN(1);
}
......@@ -91,6 +99,8 @@ uint _mi_ft_segiterator(register FT_SEG_ITERATOR *ftsi)
uint _mi_ft_parse(TREE *parsed, MI_INFO *info, uint keynr, const byte *record)
{
FT_SEG_ITERATOR ftsi;
DBUG_ENTER("_mi_ft_parse");
_mi_ft_segiterator_init(info, keynr, record, &ftsi);
ft_parse_init(parsed, info->s->keyinfo[keynr].seg->charset);
......@@ -98,9 +108,9 @@ uint _mi_ft_parse(TREE *parsed, MI_INFO *info, uint keynr, const byte *record)
{
if (ftsi.pos)
if (ft_parse(parsed, (byte *)ftsi.pos, ftsi.len))
return 1;
DBUG_RETURN(1);
}
return 0;
DBUG_RETURN(0);
}
FT_WORD * _mi_ft_parserecord(MI_INFO *info, uint keynr,
......@@ -108,32 +118,35 @@ FT_WORD * _mi_ft_parserecord(MI_INFO *info, uint keynr,
const byte *record)
{
TREE ptree;
DBUG_ENTER("_mi_ft_parserecord");
bzero((char*) &ptree, sizeof(ptree));
if (_mi_ft_parse(&ptree, info, keynr, record))
return NULL;
DBUG_RETURN(NULL);
return ft_linearize(&ptree);
DBUG_RETURN(ft_linearize(&ptree));
}
static int _mi_ft_store(MI_INFO *info, uint keynr, byte *keybuf,
FT_WORD *wlist, my_off_t filepos)
{
uint key_length;
DBUG_ENTER("_mi_ft_store");
for (; wlist->pos; wlist++)
{
key_length=_ft_make_key(info,keynr,keybuf,wlist,filepos);
if (_mi_ck_write(info,keynr,(uchar*) keybuf,key_length))
return 1;
DBUG_RETURN(1);
}
return 0;
DBUG_RETURN(0);
}
static int _mi_ft_erase(MI_INFO *info, uint keynr, byte *keybuf,
FT_WORD *wlist, my_off_t filepos)
{
uint key_length, err=0;
DBUG_ENTER("_mi_ft_erase");
for (; wlist->pos; wlist++)
{
......@@ -141,7 +154,7 @@ static int _mi_ft_erase(MI_INFO *info, uint keynr, byte *keybuf,
if (_mi_ck_delete(info,keynr,(uchar*) keybuf,key_length))
err=1;
}
return err;
DBUG_RETURN(err);
}
/*
......@@ -156,6 +169,8 @@ int _mi_ft_cmp(MI_INFO *info, uint keynr, const byte *rec1, const byte *rec2)
{
FT_SEG_ITERATOR ftsi1, ftsi2;
CHARSET_INFO *cs=info->s->keyinfo[keynr].seg->charset;
DBUG_ENTER("_mi_ft_cmp");
_mi_ft_segiterator_init(info, keynr, rec1, &ftsi1);
_mi_ft_segiterator_init(info, keynr, rec2, &ftsi2);
......@@ -165,9 +180,9 @@ int _mi_ft_cmp(MI_INFO *info, uint keynr, const byte *rec1, const byte *rec2)
(!ftsi1.pos || !ftsi2.pos ||
mi_compare_text(cs, (uchar*) ftsi1.pos,ftsi1.len,
(uchar*) ftsi2.pos,ftsi2.len,0)))
return THOSE_TWO_DAMN_KEYS_ARE_REALLY_DIFFERENT;
DBUG_RETURN(THOSE_TWO_DAMN_KEYS_ARE_REALLY_DIFFERENT);
}
return GEE_THEY_ARE_ABSOLUTELY_IDENTICAL;
DBUG_RETURN(GEE_THEY_ARE_ABSOLUTELY_IDENTICAL);
}
......@@ -181,6 +196,7 @@ int _mi_ft_update(MI_INFO *info, uint keynr, byte *keybuf,
CHARSET_INFO *cs=info->s->keyinfo[keynr].seg->charset;
uint key_length;
int cmp, cmp2;
DBUG_ENTER("_mi_ft_update");
if (!(old_word=oldlist=_mi_ft_parserecord(info, keynr, keybuf, oldrec)))
goto err0;
......@@ -219,7 +235,7 @@ err2:
err1:
my_free((char*) oldlist,MYF(0));
err0:
return error;
DBUG_RETURN(error);
}
......@@ -230,13 +246,14 @@ int _mi_ft_add(MI_INFO *info, uint keynr, byte *keybuf, const byte *record,
{
int error= -1;
FT_WORD *wlist;
DBUG_ENTER("_mi_ft_add");
if ((wlist=_mi_ft_parserecord(info, keynr, keybuf, record)))
{
error=_mi_ft_store(info,keynr,keybuf,wlist,pos);
my_free((char*) wlist,MYF(0));
}
return error;
DBUG_RETURN(error);
}
......@@ -247,27 +264,34 @@ int _mi_ft_del(MI_INFO *info, uint keynr, byte *keybuf, const byte *record,
{
int error= -1;
FT_WORD *wlist;
DBUG_ENTER("_mi_ft_del");
DBUG_PRINT("enter",("keynr: %d",keynr));
if ((wlist=_mi_ft_parserecord(info, keynr, keybuf, record)))
{
error=_mi_ft_erase(info,keynr,keybuf,wlist,pos);
my_free((char*) wlist,MYF(0));
}
return error;
DBUG_PRINT("exit",("Return: %d",error));
DBUG_RETURN(error);
}
uint _ft_make_key(MI_INFO *info, uint keynr, byte *keybuf, FT_WORD *wptr,
my_off_t filepos)
{
byte buf[HA_FT_MAXLEN+16];
DBUG_ENTER("_ft_make_key");
#if HA_FT_WTYPE == HA_KEYTYPE_FLOAT
{
float weight=(float) ((filepos==HA_OFFSET_ERROR) ? 0 : wptr->weight);
mi_float4store(buf,weight);
}
#else
#error
#endif
int2store(buf+HA_FT_WLEN,wptr->len);
memcpy(buf+HA_FT_WLEN+2,wptr->pos,wptr->len);
return _mi_make_key(info,keynr,(uchar*) keybuf,buf,filepos);
DBUG_RETURN(_mi_make_key(info,keynr,(uchar*) keybuf,buf,filepos));
}
myisam/mi_delete.c
View file @ a2b53947
......@@ -33,7 +33,7 @@ static int underflow(MI_INFO *info,MI_KEYDEF *keyinfo,uchar *anc_buff,
static uint remove_key(MI_KEYDEF *keyinfo,uint nod_flag,uchar *keypos,
uchar *lastkey,uchar *page_end,
my_off_t *next_block);
static int _mi_ck_real_delete(register MI_INFO *info, MI_KEYDEF *keyinfo,
static int _mi_ck_real_delete(register MI_INFO *info,MI_KEYDEF *keyinfo,
uchar *key, uint key_length, my_off_t *root);
......@@ -188,6 +188,7 @@ static int _mi_ck_real_delete(register MI_INFO *info, MI_KEYDEF *keyinfo,
}
err:
my_afree((gptr) root_buff);
DBUG_PRINT("exit",("Return: %d",error));
DBUG_RETURN(error);
} /* _mi_ck_real_delete */
......@@ -234,6 +235,7 @@ static int d_search(register MI_INFO *info, register MI_KEYDEF *keyinfo,
if (subkeys >= 0)
{
/* normal word, one-level tree structure */
DBUG_PRINT("info",("FT1"));
flag=(*keyinfo->bin_search)(info,keyinfo,anc_buff,key,USE_WHOLE_KEY,
comp_flag, &keypos, lastkey, &last_key);
/* fall through to normal delete */
......@@ -250,11 +252,13 @@ static int d_search(register MI_INFO *info, register MI_KEYDEF *keyinfo,
if (subkeys == -1)
{
/* the last entry in sub-tree */
DBUG_PRINT("info",("FT2: the last entry"));
_mi_dispose(info, keyinfo, root);
/* fall through to normal delete */
}
else
{
DBUG_PRINT("info",("FT2: going down"));
keyinfo=&info->s->ft2_keyinfo;
kpos-=keyinfo->keylength; /* we'll modify key entry 'in vivo' */
key+=off;
......@@ -265,6 +269,7 @@ static int d_search(register MI_INFO *info, register MI_KEYDEF *keyinfo,
ft_intXstore(kpos, subkeys);
if (!ret_value)
ret_value=_mi_write_keypage(info,keyinfo,page,anc_buff);
DBUG_PRINT("exit",("Return: %d",ret_value));
DBUG_RETURN(ret_value);
}
}
......@@ -279,6 +284,7 @@ static int d_search(register MI_INFO *info, register MI_KEYDEF *keyinfo,
{
DBUG_PRINT("error",("Couldn't allocate memory"));
my_errno=ENOMEM;
DBUG_PRINT("exit",("Return: %d",-1));
DBUG_RETURN(-1);
}
if (!_mi_fetch_keypage(info,keyinfo,leaf_page,leaf_buff,0))
......@@ -304,14 +310,20 @@ static int d_search(register MI_INFO *info, register MI_KEYDEF *keyinfo,
tmp=remove_key(keyinfo,nod_flag,keypos,lastkey,anc_buff+length,
&next_block);
if (tmp == 0)
{
DBUG_PRINT("exit",("Return: %d",0));
DBUG_RETURN(0);
}
length-= tmp;
mi_putint(anc_buff,length,nod_flag);
if (!nod_flag)
{ /* On leaf page */
if (_mi_write_keypage(info,keyinfo,page,anc_buff))
{
DBUG_PRINT("exit",("Return: %d",-1));
DBUG_RETURN(-1);
}
/* Page will be update later if we return 1 */
DBUG_RETURN(test(length <= (info->quick_mode ? MI_MIN_KEYBLOCK_LENGTH :
(uint) keyinfo->underflow_block_length)));
......@@ -348,6 +360,7 @@ static int d_search(register MI_INFO *info, register MI_KEYDEF *keyinfo,
DBUG_DUMP("page",(byte*) anc_buff,mi_getint(anc_buff));
}
my_afree((byte*) leaf_buff);
DBUG_PRINT("exit",("Return: %d",ret_value));
DBUG_RETURN(ret_value);
err:
my_afree((byte*) leaf_buff);
......
myisam/mi_page.c
View file @ a2b53947
......@@ -28,6 +28,9 @@ uchar *_mi_fetch_keypage(register MI_INFO *info, MI_KEYDEF *keyinfo,
{
uchar *tmp;
uint page_size;
DBUG_ENTER("_mi_fetch_keypage");
DBUG_PRINT("enter",("page: %ld",page));
tmp=(uchar*) key_cache_read(info->s->kfile,page,(byte*) buff,
(uint) keyinfo->block_length,
(uint) keyinfo->block_length,
......@@ -39,7 +42,7 @@ uchar *_mi_fetch_keypage(register MI_INFO *info, MI_KEYDEF *keyinfo,
DBUG_PRINT("error",("Got errno: %d from key_cache_read",my_errno));
info->last_keypage=HA_OFFSET_ERROR;
my_errno=HA_ERR_CRASHED;
return 0;
DBUG_RETURN(0);
}
info->last_keypage=page;
page_size=mi_getint(tmp);
......@@ -51,7 +54,7 @@ uchar *_mi_fetch_keypage(register MI_INFO *info, MI_KEYDEF *keyinfo,
my_errno = HA_ERR_CRASHED;
tmp = 0;
}
return tmp;
DBUG_RETURN(tmp);
} /* _mi_fetch_keypage */
......@@ -61,6 +64,8 @@ int _mi_write_keypage(register MI_INFO *info, register MI_KEYDEF *keyinfo,
my_off_t page, uchar *buff)
{
reg3 uint length;
DBUG_ENTER("_mi_write_keypage");
#ifndef FAST /* Safety check */
if (page < info->s->base.keystart ||
page+keyinfo->block_length > info->state->key_file_length ||
......@@ -71,7 +76,7 @@ int _mi_write_keypage(register MI_INFO *info, register MI_KEYDEF *keyinfo,
(long) info->state->key_file_length,
(long) page));
my_errno=EINVAL;
return(-1);
DBUG_RETURN((-1));
}
DBUG_PRINT("page",("write page at: %lu",(long) page,buff));
DBUG_DUMP("buff",(byte*) buff,mi_getint(buff));
......@@ -87,10 +92,10 @@ int _mi_write_keypage(register MI_INFO *info, register MI_KEYDEF *keyinfo,
length=keyinfo->block_length;
}
#endif
return (key_cache_write(info->s->kfile,page,(byte*) buff,length,
DBUG_RETURN((key_cache_write(info->s->kfile,page,(byte*) buff,length,
(uint) keyinfo->block_length,
(int) ((info->lock_type != F_UNLCK) ||
info->s->delay_key_write)));
info->s->delay_key_write))));
} /* mi_write_keypage */
......
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