From 64bc6412188b141c010ac3b8e813b837dd991e80 Mon Sep 17 00:00:00 2001 From: Erik Andersen Date: Sun, 14 May 2000 04:16:35 +0000 Subject: Initial revision --- libc/pwd_grp/getgrgid.c | 48 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 libc/pwd_grp/getgrgid.c (limited to 'libc/pwd_grp/getgrgid.c') diff --git a/libc/pwd_grp/getgrgid.c b/libc/pwd_grp/getgrgid.c new file mode 100644 index 000000000..c1dd20e35 --- /dev/null +++ b/libc/pwd_grp/getgrgid.c @@ -0,0 +1,48 @@ +/* + * getgrgid.c - This file is part of the libc-8086/grp package for ELKS, + * Copyright (C) 1995, 1996 Nat Friedman . + * + * This 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. + * + * This 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 this library; if not, write to the Free + * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + +#include +#include +#include +#include + +struct group * +getgrgid(const gid_t gid) +{ + struct group * group; + int grp_fd; + + if ((grp_fd=open("/etc/group", O_RDONLY))<0) + return NULL; + + while ((group=__getgrent(grp_fd))!=NULL) + if (group->gr_gid==gid) + { + close(grp_fd); + return group; + } + + close(grp_fd); + return NULL; +} + + + + -- cgit v1.2.3