0ef64bdb40
This change retains "or later" state! No licensing _changes_ here, only form is adjusted (article, space between "GPL" and "v2" and so on). Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
33 lines
769 B
C
33 lines
769 B
C
/* vi: set sw=4 ts=4: */
|
|
/*
|
|
* Utility routines.
|
|
*
|
|
* Copyright (C) many different people.
|
|
* If you wrote this, please acknowledge your work.
|
|
*
|
|
* Licensed under GPLv2 or later, see file LICENSE in this source tree.
|
|
*/
|
|
|
|
#include "libbb.h"
|
|
#include "xregex.h"
|
|
|
|
char* FAST_FUNC regcomp_or_errmsg(regex_t *preg, const char *regex, int cflags)
|
|
{
|
|
int ret = regcomp(preg, regex, cflags);
|
|
if (ret) {
|
|
int errmsgsz = regerror(ret, preg, NULL, 0);
|
|
char *errmsg = xmalloc(errmsgsz);
|
|
regerror(ret, preg, errmsg, errmsgsz);
|
|
return errmsg;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
void FAST_FUNC xregcomp(regex_t *preg, const char *regex, int cflags)
|
|
{
|
|
char *errmsg = regcomp_or_errmsg(preg, regex, cflags);
|
|
if (errmsg) {
|
|
bb_error_msg_and_die("bad regex '%s': %s", regex, errmsg);
|
|
}
|
|
}
|