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/* -*- coding: utf-8 -*- */
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* Splashy - Read a password from splashy and output it
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* Copyright © 2008,2009 Teddy Hogeborn
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* Copyright © 2008,2009 Björn Påhlsson
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* This program is free software: you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see
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* <http://www.gnu.org/licenses/>.
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* Contact the authors at <https://www.fukt.bsnet.se/~belorn/> and
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* <https://www.fukt.bsnet.se/~teddy/>.
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#define _GNU_SOURCE /* asprintf() */
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#include <signal.h> /* sig_atomic_t, struct sigaction,
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sigemptyset(), sigaddset(), SIGINT,
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SIG_IGN, kill(), SIGKILL */
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#include <stddef.h> /* NULL */
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#include <stdlib.h> /* getenv() */
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#include <stdio.h> /* asprintf(), perror(), sscanf() */
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#include <stdlib.h> /* EXIT_FAILURE, free(),
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#include <stdio.h> /* asprintf(), perror() */
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#include <stdlib.h> /* EXIT_FAILURE, free(), strtoul(),
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#include <sys/types.h> /* pid_t, DIR, struct dirent,
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for(struct dirent *proc_ent = readdir(proc_dir);
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proc_ent = readdir(proc_dir)){
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/* In the GNU C library, pid_t is always int */
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ret = sscanf(proc_ent->d_name, "%d", &pid);
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pid_t pid = (pid_t) strtoul(proc_ent->d_name, NULL, 10);
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/* Not a process */