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authorMike Frysinger <vapier@gentoo.org>2006-03-23 23:44:29 +0000
committerMike Frysinger <vapier@gentoo.org>2006-03-23 23:44:29 +0000
commit787140df3992ccc3ebdc09f6d2dcb584f580f49f (patch)
tree666fdb071676c676f52bdc204f6df801b17e7196 /networking/udhcp/pidfile.c
parente0fe93759339a9e043cd0489f5bfabd59b5fcb78 (diff)
downloadbusybox-787140df3992ccc3ebdc09f6d2dcb584f580f49f.tar.gz
remove in place of external link
Diffstat (limited to 'networking/udhcp/pidfile.c')
-rw-r--r--networking/udhcp/pidfile.c75
1 files changed, 0 insertions, 75 deletions
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 <Russ.Dill@asu.edu> 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 <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <stdlib.h>
-
-#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);
-}
-
-
-
-