2 files changed, 23 insertions, 0 deletions
diff --git a/libglusterfs/src/common-utils.c b/libglusterfs/src/common-utils.c
index 18c2a39d60..0486409a84 100644
--- a/libglusterfs/src/common-utils.c
+++ b/libglusterfs/src/common-utils.c
@@ -3669,6 +3669,27 @@ out:
         return running;
 }
 
+/* Check if the pid is > 0 */
+gf_boolean_t
+gf_valid_pid (const char *pid, int length)
+{
+        gf_boolean_t    ret = _gf_true;
+        pid_t           value = 0;
+        char           *end_ptr = NULL;
+
+        if (length <= 0) {
+                ret = _gf_false;
+                goto out;
+        }
+
+        value = strtol (pid, &end_ptr, 10);
+        if (value <= 0) {
+                ret = _gf_false;
+        }
+out:
+        return ret;
+}
+
 static int
 dht_is_linkfile_key (dict_t *this, char *key, data_t *value, void *data)
 {
diff --git a/libglusterfs/src/common-utils.h b/libglusterfs/src/common-utils.h
index b77b7ad97d..14cd6964f7 100644
--- a/libglusterfs/src/common-utils.h
+++ b/libglusterfs/src/common-utils.h
@@ -796,6 +796,8 @@ int gf_thread_create_detached (pthread_t *thread,
 
 gf_boolean_t
 gf_is_service_running (char *pidfile, int *pid);
+gf_boolean_t
+gf_valid_pid (const char *pid, int length);
 int
 gf_skip_header_section (int fd, int header_len);