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authorGravatar Denis Vlasenko <vda.linux@googlemail.com>2007-03-26 13:24:24 +0000
committerGravatar Denis Vlasenko <vda.linux@googlemail.com>2007-03-26 13:24:24 +0000
commitec1a4b5a521b5adf295bc757c25231910f8c854b (patch)
tree2f04035c23cdfa09839e6bcd09216558582ea565
parentaf1c84360f08f2ee32799ba266b0c384dde68173 (diff)
downloadbusybox-ec1a4b5a521b5adf295bc757c25231910f8c854b.tar.gz
busybox-ec1a4b5a521b5adf295bc757c25231910f8c854b.tar.bz2
pidfile.c: not used anymore
BTW, previous change removed pidfile locking, -700 code (static compile)
-rw-r--r--networking/udhcp/pidfile.c60
1 files changed, 0 insertions, 60 deletions
diff --git a/networking/udhcp/pidfile.c b/networking/udhcp/pidfile.c
deleted file mode 100644
index be65d5fc9..000000000
--- a/networking/udhcp/pidfile.c
+++ /dev/null
@@ -1,60 +0,0 @@
-/* vi: set sw=4 ts=4: */
-/* 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 "common.h"
-
-
-static const 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|O_TRUNC, 0644);
- if (pid_fd < 0) {
- bb_perror_msg("cannot open pidfile %s", pidfile);
- } else {
- lockf(pid_fd, F_LOCK, 0);
- if (!saved_pidfile)
- atexit(pidfile_delete);
- saved_pidfile = pidfile;
- }
-
- return pid_fd;
-}
-
-
-void pidfile_write_release(int pid_fd)
-{
- if (pid_fd < 0) return;
-
- fdprintf(pid_fd, "%d\n", getpid());
- lockf(pid_fd, F_UNLCK, 0);
- close(pid_fd);
-}