Last change
on this file since 2897 was 2725, checked in by Bruno Cornec, 14 years ago |
- Update mindi-busybox to 1.18.3 to avoid problems with the tar command which is now failing on recent versions with busybox 1.7.3
|
-
Property svn:eol-style
set to
native
|
File size:
893 bytes
|
Rev | Line | |
---|
[1765] | 1 | /* vi: set sw=4 ts=4: */
|
---|
| 2 | /*
|
---|
| 3 | * pid file routines
|
---|
| 4 | *
|
---|
| 5 | * Copyright (C) 2007 by Stephane Billiart <stephane.billiart@gmail.com>
|
---|
| 6 | *
|
---|
[2725] | 7 | * Licensed under GPLv2 or later, see file LICENSE in this source tree.
|
---|
[1765] | 8 | */
|
---|
| 9 |
|
---|
| 10 | /* Override ENABLE_FEATURE_PIDFILE */
|
---|
| 11 | #define WANT_PIDFILE 1
|
---|
| 12 | #include "libbb.h"
|
---|
| 13 |
|
---|
| 14 | smallint wrote_pidfile;
|
---|
| 15 |
|
---|
[2725] | 16 | void FAST_FUNC write_pidfile(const char *path)
|
---|
[1765] | 17 | {
|
---|
| 18 | int pid_fd;
|
---|
| 19 | char *end;
|
---|
| 20 | char buf[sizeof(int)*3 + 2];
|
---|
| 21 | struct stat sb;
|
---|
| 22 |
|
---|
| 23 | if (!path)
|
---|
| 24 | return;
|
---|
| 25 | /* we will overwrite stale pidfile */
|
---|
| 26 | pid_fd = open(path, O_WRONLY|O_CREAT|O_TRUNC, 0666);
|
---|
| 27 | if (pid_fd < 0)
|
---|
| 28 | return;
|
---|
| 29 |
|
---|
| 30 | /* path can be "/dev/null"! Test for such cases */
|
---|
| 31 | wrote_pidfile = (fstat(pid_fd, &sb) == 0) && S_ISREG(sb.st_mode);
|
---|
| 32 |
|
---|
| 33 | if (wrote_pidfile) {
|
---|
| 34 | /* few bytes larger, but doesn't use stdio */
|
---|
| 35 | end = utoa_to_buf(getpid(), buf, sizeof(buf));
|
---|
| 36 | *end = '\n';
|
---|
| 37 | full_write(pid_fd, buf, end - buf + 1);
|
---|
| 38 | }
|
---|
| 39 | close(pid_fd);
|
---|
| 40 | }
|
---|
Note:
See
TracBrowser
for help on using the repository browser.