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|
#define _GNU_SOURCE 1
#include <fcntl.h>
#include <locale.h>
#include <regex.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <time.h>
#include <unistd.h>
#include <errno.h>
#undef _POSIX_CPUTIME
#if defined _POSIX_CPUTIME && _POSIX_CPUTIME >= 0
static clockid_t cl;
static int use_clock;
#endif
static int
do_test (void)
{
#if defined _POSIX_CPUTIME && _POSIX_CPUTIME >= 0
# if _POSIX_CPUTIME == 0
if (sysconf (_SC_CPUTIME) < 0)
use_clock = 0;
else
# endif
/* See whether we can use the CPU clock. */
use_clock = clock_getcpuclockid (0, &cl) == 0;
#endif
static const char *pat[] = {
".?.?.?.?.?.?.?Log\\.13",
"(.?)(.?)(.?)(.?)(.?)(.?)(.?)Log\\.13",
"((((((((((.?))))))))))((((((((((.?))))))))))((((((((((.?))))))))))"
"((((((((((.?))))))))))((((((((((.?))))))))))((((((((((.?))))))))))"
"((((((((((.?))))))))))Log\\.13" };
int fd = open (".regex.ChangeLog.14", O_RDONLY);
if (fd < 0)
{
printf ("Couldn't open .regex.ChangeLog.14: %s\n", strerror(errno));
return 1;
}
struct stat st;
if (fstat (fd, &st) < 0)
{
printf ("Couldn't fstat ChangeLog.14: %s\n", strerror(errno));
return 1;
}
char *buf = malloc (st.st_size + 1);
if (buf == NULL)
{
printf ("Couldn't allocate buffer: %s\n", strerror(errno));
return 1;
}
if (read (fd, buf, st.st_size) != (ssize_t) st.st_size)
{
puts ("Couldn't read ChangeLog.14");
return 1;
}
close (fd);
buf[st.st_size] = '\0';
#ifdef __UCLIBC_HAS_XLOCALE__
setlocale (LC_ALL, "de_DE.UTF-8");
#endif
char *string = buf;
size_t len = st.st_size;
int testno, i;
for (testno = 0; testno < 4; ++testno)
for (i = 0; i < sizeof (pat) / sizeof (pat[0]); ++i)
{
printf ("test %d pattern %d", testno, i);
regex_t rbuf;
struct re_pattern_buffer rpbuf;
int err;
if (testno < 2)
{
err = regcomp (&rbuf, pat[i],
REG_EXTENDED | (testno ? REG_NOSUB : 0));
if (err != 0)
{
putchar ('\n');
char errstr[300];
regerror (err, &rbuf, errstr, sizeof (errstr));
puts (errstr);
return err;
}
}
else
{
re_set_syntax (RE_SYNTAX_POSIX_EGREP
| (testno == 3 ? RE_NO_SUB : 0));
memset (&rpbuf, 0, sizeof (rpbuf));
const char *s = re_compile_pattern (pat[i], strlen (pat[i]),
&rpbuf);
if (s != NULL)
{
printf ("\n%s\n", s);
return 1;
}
/* Just so that this can be tested with earlier glibc as well. */
if (testno == 3)
rpbuf.no_sub = 1;
}
#if defined _POSIX_CPUTIME && _POSIX_CPUTIME >= 0
struct timespec start, stop;
if (use_clock)
use_clock = clock_gettime (cl, &start) == 0;
#endif
if (testno < 2)
{
regmatch_t pmatch[71];
err = regexec (&rbuf, string, 71, pmatch, 0);
if (err == REG_NOMATCH)
{
puts ("\nregexec failed");
return 1;
}
if (testno == 0)
{
if (pmatch[0].rm_eo != pmatch[0].rm_so + 13
|| pmatch[0].rm_eo > len
|| pmatch[0].rm_so < len - 100
|| strncmp (string + pmatch[0].rm_so,
" ChangeLog.13 for earlier changes",
sizeof " ChangeLog.13 for earlier changes" - 1)
!= 0)
{
puts ("\nregexec without REG_NOSUB did not find the correct match");
return 1;
}
int j, k, l;
if (i > 0)
for (j = 0, l = 1; j < 7; ++j)
for (k = 0; k < (i == 1 ? 1 : 10); ++k, ++l)
if (pmatch[l].rm_so != pmatch[0].rm_so + j
|| pmatch[l].rm_eo != pmatch[l].rm_so + 1)
{
printf ("\npmatch[%d] incorrect\n", l);
return 1;
}
}
}
else
{
struct re_registers regs;
memset (®s, 0, sizeof (regs));
int match = re_search (&rpbuf, string, len, 0, len,
®s);
if (match < 0)
{
puts ("\nre_search failed");
return 1;
}
if (match + 13 > len
|| match < len - 100
|| strncmp (string + match,
" ChangeLog.13 for earlier changes",
sizeof " ChangeLog.13 for earlier changes" - 1)
!= 0)
{
puts ("\nre_search did not find the correct match");
return 1;
}
if (testno == 2)
{
if (regs.num_regs != 2 + (i == 0 ? 0 : i == 1 ? 7 : 70))
{
printf ("\nincorrect num_regs %d\n", regs.num_regs);
return 1;
}
if (regs.start[0] != match || regs.end[0] != match + 13)
{
printf ("\nincorrect regs.{start,end}[0] = { %d, %d}\n",
regs.start[0], regs.end[0]);
return 1;
}
if (regs.start[regs.num_regs - 1] != -1
|| regs.end[regs.num_regs - 1] != -1)
{
puts ("\nincorrect regs.{start,end}[num_regs - 1]");
return 1;
}
int j, k, l;
if (i > 0)
for (j = 0, l = 1; j < 7; ++j)
for (k = 0; k < (i == 1 ? 1 : 10); ++k, ++l)
if (regs.start[l] != match + j
|| regs.end[l] != regs.start[l] + 1)
{
printf ("\nregs.{start,end}[%d] incorrect\n", l);
return 1;
}
}
}
#if defined _POSIX_CPUTIME && _POSIX_CPUTIME >= 0
if (use_clock)
use_clock = clock_gettime (cl, &stop) == 0;
if (use_clock)
{
stop.tv_sec -= start.tv_sec;
if (stop.tv_nsec < start.tv_nsec)
{
stop.tv_sec--;
stop.tv_nsec += 1000000000 - start.tv_nsec;
}
else
stop.tv_nsec -= start.tv_nsec;
printf (": %ld.%09lds\n", (long) stop.tv_sec, (long) stop.tv_nsec);
}
else
#endif
putchar ('\n');
if (testno < 2)
regfree (&rbuf);
else
regfree (&rpbuf);
}
return 0;
}
#define TIMEOUT 20
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"
|
