mirror of
https://github.com/MariaDB/server.git
synced 2025-01-16 20:12:31 +01:00
71 lines
1.7 KiB
C
71 lines
1.7 KiB
C
/* Init cclasses array from ctypes */
|
|
|
|
#include <my_global.h>
|
|
#include <m_ctype.h>
|
|
#include <m_string.h>
|
|
#include "cclass.h"
|
|
|
|
static bool regex_inited=0;
|
|
|
|
void regex_init(CHARSET_INFO *cs)
|
|
{
|
|
char buff[CCLASS_LAST][256];
|
|
int count[CCLASS_LAST];
|
|
uint i;
|
|
|
|
if (!regex_inited)
|
|
{
|
|
regex_inited=1;
|
|
bzero((gptr) &count,sizeof(count));
|
|
|
|
for (i=1 ; i<= 255; i++)
|
|
{
|
|
if (my_isalnum(cs,i))
|
|
buff[CCLASS_ALNUM][count[CCLASS_ALNUM]++]=(char) i;
|
|
if (my_isalpha(cs,i))
|
|
buff[CCLASS_ALPHA][count[CCLASS_ALPHA]++]=(char) i;
|
|
if (my_iscntrl(cs,i))
|
|
buff[CCLASS_CNTRL][count[CCLASS_CNTRL]++]=(char) i;
|
|
if (my_isdigit(cs,i))
|
|
buff[CCLASS_DIGIT][count[CCLASS_DIGIT]++]=(char) i;
|
|
if (my_isgraph(cs,i))
|
|
buff[CCLASS_GRAPH][count[CCLASS_GRAPH]++]=(char) i;
|
|
if (my_islower(cs,i))
|
|
buff[CCLASS_LOWER][count[CCLASS_LOWER]++]=(char) i;
|
|
if (my_isprint(cs,i))
|
|
buff[CCLASS_PRINT][count[CCLASS_PRINT]++]=(char) i;
|
|
if (my_ispunct(cs,i))
|
|
buff[CCLASS_PUNCT][count[CCLASS_PUNCT]++]=(char) i;
|
|
if (my_isspace(cs,i))
|
|
buff[CCLASS_SPACE][count[CCLASS_SPACE]++]=(char) i;
|
|
if (my_isupper(cs,i))
|
|
buff[CCLASS_UPPER][count[CCLASS_UPPER]++]=(char) i;
|
|
if (my_isxdigit(cs,i))
|
|
buff[CCLASS_XDIGIT][count[CCLASS_XDIGIT]++]=(char) i;
|
|
}
|
|
buff[CCLASS_BLANK][0]=' ';
|
|
buff[CCLASS_BLANK][1]='\t';
|
|
count[CCLASS_BLANK]=2;
|
|
for (i=0; i < CCLASS_LAST ; i++)
|
|
{
|
|
char *tmp=(char*) malloc(count[i]+1);
|
|
memcpy(tmp,buff[i],count[i]*sizeof(char));
|
|
tmp[count[i]]=0;
|
|
cclasses[i].chars=tmp;
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
|
|
void regex_end()
|
|
{
|
|
if (regex_inited)
|
|
{
|
|
int i;
|
|
for (i=0; i < CCLASS_LAST ; i++)
|
|
free((char*) cclasses[i].chars);
|
|
regex_inited=0;
|
|
}
|
|
}
|
|
|
|
|