shadow/lib/get_gid.c

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/*
* 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)
{
long long int val;
char *endptr;
errno = 0;
val = strtoll (gidstr, &endptr, 10);
if ( ('\0' == *gidstr)
|| ('\0' != *endptr)
|| (ERANGE == errno)
|| (/*@+longintegral@*/val != (gid_t)val)/*@=longintegral@*/) {
return 0;
}
*gid = (gid_t)val;
return 1;
}