small fixes: using fd-based io instead of FILE*-based,

missed O_TRUNC, etc


git-svn-id: svn://busybox.net/trunk/busybox@16579 69ca8d6d-28ef-0310-b511-8ec308f3f277

1 files changed, 4 insertions, 4 deletions

diff --git a/networking/udhcp/pidfile.c b/networking/udhcp/pidfile.c
index 8d00490af..bcb2608c5 100644
--- a/networking/udhcp/pidfile.c
+++ b/networking/udhcp/pidfile.c
@@ -23,7 +23,7 @@
 #include "common.h"
 
 
-static char *saved_pidfile;
+static const char *saved_pidfile;
 
 static void pidfile_delete(void)
 {
@@ -36,14 +36,14 @@ int pidfile_acquire(const char *pidfile)
         int pid_fd;
         if (!pidfile) return -1;
 
-        pid_fd = open(pidfile, O_CREAT | O_WRONLY, 0644);
+        pid_fd = open(pidfile, O_CREAT|O_WRONLY|O_TRUNC, 0644);
         if (pid_fd < 0) {
-                bb_perror_msg("unable to open pidfile %s", pidfile);
+                bb_perror_msg("cannot open pidfile %s", pidfile);
         } else {
                 lockf(pid_fd, F_LOCK, 0);
                 if (!saved_pidfile)
                         atexit(pidfile_delete);
-                saved_pidfile = (char *) pidfile;
+                saved_pidfile = pidfile;
         }
 
         return pid_fd;