diff options
Diffstat (limited to 'posix/id.c')
| -rw-r--r-- | posix/id.c | 177 |
1 files changed, 0 insertions, 177 deletions
diff --git a/posix/id.c b/posix/id.c deleted file mode 100644 index c0db14c..0000000 --- a/posix/id.c +++ /dev/null @@ -1,177 +0,0 @@ -/* Copyright (C) 1991, 1995, 1997 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., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#include <stdio.h> -#include <unistd.h> -#include <stdlib.h> -#include <grp.h> -#include <pwd.h> -#include <limits.h> -#include <libintl.h> -#include <sys/types.h> - - -static void -print_grpname (id, parens) - gid_t id; - int parens; -{ - const struct group *const g = getgrgid (id); - if (g == NULL) - { - if (parens) - return; - else - { - fprintf (stderr, _("Couldn't find name for group %d\n"), id); - exit (EXIT_FAILURE); - } - } - - if (parens) - printf ("(%s)", g->gr_name); - else - puts (g->gr_name); -} - -static void -print_pwdname (id, parens) - uid_t id; - int parens; -{ - const struct passwd *const p = getpwuid (id); - if (p == NULL) - { - if (parens) - return; - else - { - fprintf (stderr, _("Couldn't find name for user %d\n"), (int) id); - exit (EXIT_FAILURE); - } - } - - if (parens) - printf ("(%s)", p->pw_name); - else - puts (p->pw_name); -} - -int -main (argc, argv) - int argc; - char **argv; -{ - int print_gid = 1, print_uid = 1; - int real = 0, name = 0; - int error = 0; - int c; - - uid_t ruid = getuid (), euid = geteuid (); - gid_t rgid = getgid (), egid = getegid (); - - while ((c = getopt (argc, argv, "gurn")) != -1) - switch (c) - { - default: - error = 1; - break; - - case 'g': - print_gid = 1; - print_uid = 0; - break; - - case 'u': - print_uid = 1; - print_gid = 0; - break; - - case 'r': - real = 1; - break; - - case 'n': - name = 1; - break; - } - - if (error || argc != optind) - { - fputs (_("Usage: id [-gurn]\n"), stderr); - exit (EXIT_FAILURE); - } - - if (print_uid && !print_gid) - { - const uid_t uid = real ? ruid : euid; - if (name) - print_pwdname (uid, 0); - else - printf ("%d\n", (int) uid); - } - else if (print_gid && !print_uid) - { - const gid_t gid = real ? rgid : egid; - if (name) - print_grpname (gid, 0); - else - printf ("%d\n", (int) gid); - } - else - { -#if NGROUPS_MAX > 0 - gid_t groups[NGROUPS_MAX]; - int ngroups; - ngroups = getgroups (NGROUPS_MAX, groups); -#endif - - printf ("uid=%d", (int) ruid); - print_pwdname (ruid, 1); - printf (" gid=%d", (int) rgid); - print_grpname (rgid, 1); - if (euid != ruid) - { - printf (" euid=%d", (int) euid); - print_pwdname (euid, 1); - } - if (egid != rgid) - { - printf (" egid=%d", (int) egid); - print_grpname (egid, 1); - } - -#if NGROUPS > 0 - if (ngroups > 0) - { - size_t i; - printf (" groups=%d", (int) groups[0]); - print_grpname (groups[0], 1); - for (i = 1; i < ngroups; ++i) - { - printf (", %d", (int) groups[i]); - print_grpname (groups[i], 1); - } - } -#endif - - putchar ('\n'); - } - - exit (EXIT_SUCCESS); -} |