Files
shadow/lib/get_gid.c
2024-06-22 17:34:25 +02:00

35 lines
505 B
C

/*
* SPDX-FileCopyrightText: 2009 , Nicolas François
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <config.h>
#ident "$Id$"
#include "prototypes.h"
#include "defines.h"
int
get_gid(const char *gidstr, gid_t *gid)
{
char *end;
long long val;
errno = 0;
val = strtoll(gidstr, &end, 10);
if ( ('\0' == *gidstr)
|| ('\0' != *end)
|| (0 != errno)
|| (/*@+longintegral@*/val != (gid_t)val)/*@=longintegral@*/) {
return -1;
}
*gid = val;
return 0;
}