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#include <stdio.h>
#include <ctype.h>
#include <errno.h>
#include <locale.h>
#include <regex.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
/* lowercase chars mapped to uppercase */
static const char casetable[] = {
'\000', '\001', '\002', '\003', '\004', '\005', '\006', '\007',
'\010', '\011', '\012', '\013', '\014', '\015', '\016', '\017',
'\020', '\021', '\022', '\023', '\024', '\025', '\026', '\027',
'\030', '\031', '\032', '\033', '\034', '\035', '\036', '\037',
/* ' ' '!' '"' '#' '$' '%' '&' ''' */
'\040', '\041', '\042', '\043', '\044', '\045', '\046', '\047',
/* '(' ')' '*' '+' ',' '-' '.' '/' */
'\050', '\051', '\052', '\053', '\054', '\055', '\056', '\057',
/* '0' '1' '2' '3' '4' '5' '6' '7' */
'\060', '\061', '\062', '\063', '\064', '\065', '\066', '\067',
/* '8' '9' ':' ';' '<' '=' '>' '?' */
'\070', '\071', '\072', '\073', '\074', '\075', '\076', '\077',
/* '@' 'A' 'B' 'C' 'D' 'E' 'F' 'G' */
'\100', '\141', '\142', '\143', '\144', '\145', '\146', '\147',
/* 'H' 'I' 'J' 'K' 'L' 'M' 'N' 'O' */
'\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157',
/* 'P' 'Q' 'R' 'S' 'T' 'U' 'V' 'W' */
'\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167',
/* 'X' 'Y' 'Z' '[' '\' ']' '^' '_' */
'\170', '\171', '\172', '\133', '\134', '\135', '\136', '\137',
/* '`' 'a' 'b' 'c' 'd' 'e' 'f' 'g' */
'\140', '\141', '\142', '\143', '\144', '\145', '\146', '\147',
/* 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' */
'\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157',
/* 'p' 'q' 'r' 's' 't' 'u' 'v' 'w' */
'\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167',
/* 'x' 'y' 'z' '{' '|' '}' '~' */
'\170', '\171', '\172', '\173', '\174', '\175', '\176', '\177',
/* Latin 1: */
'\200', '\201', '\202', '\203', '\204', '\205', '\206', '\207',
'\210', '\211', '\212', '\213', '\214', '\215', '\216', '\217',
'\220', '\221', '\222', '\223', '\224', '\225', '\226', '\227',
'\230', '\231', '\232', '\233', '\234', '\235', '\236', '\237',
'\240', '\241', '\242', '\243', '\244', '\245', '\246', '\247',
'\250', '\251', '\252', '\253', '\254', '\255', '\256', '\257',
'\260', '\261', '\262', '\263', '\264', '\265', '\266', '\267',
'\270', '\271', '\272', '\273', '\274', '\275', '\276', '\277',
'\340', '\341', '\342', '\343', '\344', '\345', '\346', '\347',
'\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357',
'\360', '\361', '\362', '\363', '\364', '\365', '\366', '\327',
'\370', '\371', '\372', '\373', '\374', '\375', '\376', '\337',
'\340', '\341', '\342', '\343', '\344', '\345', '\346', '\347',
'\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357',
'\360', '\361', '\362', '\363', '\364', '\365', '\366', '\367',
'\370', '\371', '\372', '\373', '\374', '\375', '\376', '\377',
};
static int
run_test (const char *pattern, struct re_registers *regs)
{
static char text[] = "1111AAAA2222bbbb";
struct re_pattern_buffer pat;
const char *err;
int res;
int start2;
memset (&pat, '\0', sizeof (pat));
memset (regs, '\0', 2 * sizeof (regs[0]));
pat.allocated = 0; /* regex will allocate the buffer */
pat.fastmap = (char *) malloc (256);
if (pat.fastmap == NULL)
{
puts ("out of memory");
exit (1);
}
pat.translate = (unsigned char *) casetable;
err = re_compile_pattern (pattern, strlen (pattern), &pat);
if (err != NULL)
{
fprintf (stderr, "/%s/: %s\n", pattern, err);
exit (1);
}
res = re_search (&pat, text, strlen (text), 0, strlen (text), ®s[0]);
if (res < 0)
printf ("search 1: res = %d\n", res);
else
printf ("search 1: res = %d, start = %d, end = %d\n",
res, regs[0].start[0], regs[0].end[0]);
if (regs[0].end == NULL)
start2 = 8;
else
start2 = regs[0].end[0] + 1;
regs[1] = regs[0];
res = re_search (&pat, text, strlen (text), start2, strlen (text), ®s[1]);
if (res < 0)
printf ("search 2: res = %d\n", res);
else
printf ("search 2: res = %d, start = %d, end = %d\n",
res, regs[1].start[0], regs[1].end[0]);
return res < 0 ? 1 : 0;
}
static int
do_test (void)
{
static const char lower[] = "[[:lower:]]+";
static const char upper[] = "[[:upper:]]+";
struct re_registers regs[4];
int result;
#define CHECK(exp) \
if (exp) { puts (#exp); result = 1; }
printf ("INFO: Checking C.\n");
setlocale (LC_ALL, "C");
(void) re_set_syntax (RE_SYNTAX_GNU_AWK);
result = run_test (lower, regs);
result |= run_test (upper, ®s[2]);
if (! result)
{
CHECK (regs[0].start[0] != regs[2].start[0]);
CHECK (regs[0].end[0] != regs[2].end[0]);
CHECK (regs[1].start[0] != regs[3].start[0]);
CHECK (regs[1].end[0] != regs[3].end[0]);
}
printf ("INFO: Checking C.UTF-8.\n");
setlocale (LC_ALL, "C.UTF-8");
(void) re_set_syntax (RE_SYNTAX_GNU_AWK);
result = run_test (lower, regs);
result |= run_test (upper, ®s[2]);
if (! result)
{
CHECK (regs[0].start[0] != regs[2].start[0]);
CHECK (regs[0].end[0] != regs[2].end[0]);
CHECK (regs[1].start[0] != regs[3].start[0]);
CHECK (regs[1].end[0] != regs[3].end[0]);
}
return result;
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"
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