diff options
Diffstat (limited to 'lib/pid_output.c')
| -rw-r--r-- | lib/pid_output.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/lib/pid_output.c b/lib/pid_output.c index 2782b9d4..ae3393c1 100644 --- a/lib/pid_output.c +++ b/lib/pid_output.c @@ -23,8 +23,7 @@ #include <zebra.h> #include <fcntl.h> #include <log.h> - -pid_t pid_output_lock(const char *); +#include "version.h" pid_t pid_output (const char *path) @@ -77,11 +76,13 @@ pid_output_lock (const char *path) } else { + size_t pidsize; + umask(oldumask); memset (&lock, 0, sizeof(lock)); lock.l_type = F_WRLCK; - lock.l_whence = SEEK_END; + lock.l_whence = SEEK_SET; if (fcntl(fd, F_SETLK, &lock) < 0) { @@ -90,7 +91,13 @@ pid_output_lock (const char *path) } sprintf (buf, "%d\n", (int) pid); - tmp = write (fd, buf, strlen (buf)); + pidsize = strlen(buf); + if ((tmp = write (fd, buf, pidsize)) != (int)pidsize) + zlog_err("Could not write pid %d to pid_file %s, rc was %d: %s", + (int)pid,path,tmp,safe_strerror(errno)); + else if (ftruncate(fd, pidsize) < 0) + zlog_err("Could not truncate pid_file %s to %u bytes: %s", + path,(u_int)pidsize,safe_strerror(errno)); } return pid; } |