From 787140df3992ccc3ebdc09f6d2dcb584f580f49f Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Thu, 23 Mar 2006 23:44:29 +0000 Subject: remove in place of external link --- networking/udhcp/pidfile.c | 75 ---------------------------------------------- 1 file changed, 75 deletions(-) delete mode 100644 networking/udhcp/pidfile.c (limited to 'networking/udhcp/pidfile.c') diff --git a/networking/udhcp/pidfile.c b/networking/udhcp/pidfile.c deleted file mode 100644 index 2e0c7533e..000000000 --- a/networking/udhcp/pidfile.c +++ /dev/null @@ -1,75 +0,0 @@ -/* pidfile.c - * - * Functions to assist in the writing and removing of pidfiles. - * - * Russ Dill September 2001 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program 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 General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#include -#include -#include -#include -#include -#include - -#include "pidfile.h" -#include "common.h" - -static char *saved_pidfile; - -static void pidfile_delete(void) -{ - if (saved_pidfile) unlink(saved_pidfile); -} - - -int pidfile_acquire(const char *pidfile) -{ - int pid_fd; - if (!pidfile) return -1; - - pid_fd = open(pidfile, O_CREAT | O_WRONLY, 0644); - if (pid_fd < 0) { - LOG(LOG_ERR, "Unable to open pidfile %s: %m\n", pidfile); - } else { - lockf(pid_fd, F_LOCK, 0); - if (!saved_pidfile) - atexit(pidfile_delete); - saved_pidfile = (char *) pidfile; - } - - return pid_fd; -} - - -void pidfile_write_release(int pid_fd) -{ - FILE *out; - - if (pid_fd < 0) return; - - if ((out = fdopen(pid_fd, "w")) != NULL) { - fprintf(out, "%d\n", getpid()); - fclose(out); - } - lockf(pid_fd, F_UNLCK, 0); - close(pid_fd); -} - - - - -- cgit v1.2.3