1520a0ae3e
similar(), and simple() as unused. * libmisc/loginprompt.c: Tag the `sig' parameter of login_exit() as unused. * src/expiry.c: Tag the `sig' parameter of catch_signals() as unused. * src/su.c: Tag the `sig' parameter of catch_signals() as unused. * src/su.c: Add int parameter to the prototype of oldsig(). * src/login.c: Tag the `sig' parameter of alarm_handler() as unused. * src/sulogin.c: Tag the `sig' parameter of catch_signals() as unused. * libmisc/getdate.y: Tag the `string' parameter of yyerror() as unused. * libmisc/getdate.y: The string provided to yyerror() is const. * libmisc/getdate.y: Fix the prototypes of yylex() and yyerror().
142 lines
3.7 KiB
C
142 lines
3.7 KiB
C
/*
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* Copyright 1994, Julianne Frances Haugh
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of Julianne F. Haugh nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY JULIE HAUGH AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL JULIE HAUGH OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <config.h>
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#ident "$Id$"
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#include <pwd.h>
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#include <signal.h>
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#include <stdio.h>
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#include <sys/types.h>
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#include "defines.h"
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#include "prototypes.h"
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/* local function prototypes */
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static RETSIGTYPE catch_signals (int);
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static void usage (void);
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/*
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* catch_signals - signal catcher
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*/
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static RETSIGTYPE catch_signals (unused int sig)
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{
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exit (10);
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}
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/*
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* usage - print syntax message and exit
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*/
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static void usage (void)
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{
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fprintf (stderr, _("Usage: expiry {-f|-c}\n"));
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exit (10);
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}
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/*
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* expiry - check and enforce password expiration policy
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*
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* expiry checks (-c) the current password expiration and forces (-f)
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* changes when required. It is callable as a normal user command.
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*/
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int main (int argc, char **argv)
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{
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struct passwd *pwd;
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struct spwd *spwd;
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char *Prog = argv[0];
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sanitize_env ();
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/*
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* Start by disabling all of the keyboard signals.
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*/
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signal (SIGHUP, catch_signals);
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signal (SIGINT, catch_signals);
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signal (SIGQUIT, catch_signals);
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#ifdef SIGTSTP
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signal (SIGTSTP, catch_signals);
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#endif
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/*
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* expiry takes one of two arguments. The default action is to give
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* the usage message.
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*/
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setlocale (LC_ALL, "");
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bindtextdomain (PACKAGE, LOCALEDIR);
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textdomain (PACKAGE);
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if (argc != 2 || (strcmp (argv[1], "-f") && strcmp (argv[1], "-c")))
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usage ();
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/*
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* Get user entries for /etc/passwd and /etc/shadow
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*/
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if (!(pwd = get_my_pwent ())) {
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fprintf (stderr, _("%s: unknown user\n"), Prog);
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exit (10);
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}
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spwd = getspnam (pwd->pw_name); /* !USE_PAM, No need for xgetspnam */
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/*
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* If checking accounts, use agecheck() function.
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*/
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if (strcmp (argv[1], "-c") == 0) {
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/*
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* Print out number of days until expiration.
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*/
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agecheck (pwd, spwd);
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/*
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* Exit with status indicating state of account.
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*/
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exit (isexpired (pwd, spwd));
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}
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/*
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* If forcing password change, use expire() function.
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*/
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if (strcmp (argv[1], "-f") == 0) {
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/*
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* Just call expire(). It will force the change or give a
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* message indicating what to do. And it doesn't return at
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* all unless the account is unexpired.
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*/
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expire (pwd, spwd);
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exit (0);
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}
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/*
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* Can't get here ...
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*/
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usage ();
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exit (1);
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}
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