From 28f540f45bbacd939bfd07f213bcad2bf730b1bf Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Sat, 18 Feb 1995 01:27:10 +0000 Subject: initial import --- grp/getgrnam.c | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 grp/getgrnam.c (limited to 'grp/getgrnam.c') diff --git a/grp/getgrnam.c b/grp/getgrnam.c new file mode 100644 index 0000000000..1f88ea3ff3 --- /dev/null +++ b/grp/getgrnam.c @@ -0,0 +1,50 @@ +/* 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 +#include +#include +#include +#include + +/* 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; +} -- cgit v1.2.3