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Languguage OS 2
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Languguage OS II Version 10-94 (Knowledge Media)(1994).ISO
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glibc108.zip
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glibc108
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grp
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getgrnam.c
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1991-06-12
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/* Copyright (C) 1991 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA. */
#include <ansidecl.h>
#include <stddef.h>
#include <stdio.h>
#include <string.h>
#include <grp.h>
/* Search for an entry with a matching name. */
struct group *
DEFUN(getgrnam, (name), register CONST char *name)
{
static PTR info = NULL;
register FILE *stream;
register struct group *g;
if (info == NULL)
{
info = __grpalloc();
if (info == NULL)
return NULL;
}
stream = __grpopen();
if (stream == NULL)
return NULL;
while ((g = __grpread(stream, info)) != NULL)
if (!strcmp(g->gr_name, name))
break;
(void) fclose(stream);
return g;
}