Patch from Natanael Copa to make start-stop-daemon just use readlink and

strcmp to check if a program is already running.


git-svn-id: svn://busybox.net/trunk/busybox@16047 69ca8d6d-28ef-0310-b511-8ec308f3f277

1 files changed, 9 insertions, 8 deletions

diff --git a/debianutils/start_stop_daemon.c b/debianutils/start_stop_daemon.c
index 9c9b5fe77..e0c8f2d9b 100644
--- a/debianutils/start_stop_daemon.c
+++ b/debianutils/start_stop_daemon.c
@@ -39,16 +39,17 @@ static inline void push(pid_t pid)
 
 static int pid_is_exec(pid_t pid, const char *name)
 {
-        char buf[32];
-        struct stat sb, exec_stat;
-
-        if (name)
-                xstat(name, &exec_stat);
+        char buf[32], *execbuf;
+        int equal;
 
         sprintf(buf, "/proc/%d/exe", pid);
-        if (stat(buf, &sb) != 0)
-                return 0;
-        return (sb.st_dev == exec_stat.st_dev && sb.st_ino == exec_stat.st_ino);
+        execbuf = xstrdup(name);
+        readlink(buf, execbuf, strlen(name)+1);
+        
+        equal = ! strcmp(execbuf, name);
+        if (ENABLE_FEATURE_CLEAN_UP)
+                free(execbuf);
+        return equal;
 }
 
 static int pid_is_user(int pid, int uid)