[ltt-dev] [UST PATCH] Get Online targets checker

[Matthew Khouzam]

Signed-off-by: Matthew Khouzam <matthew.khouzam at ericsson.com>
---
  libustctl/libustctl.c |    9 ++++++++-
  1 files changed, 8 insertions(+), 1 deletions(-)

diff --git a/libustctl/libustctl.c b/libustctl/libustctl.c
index d57e645..3b5ae84 100644
--- a/libustctl/libustctl.c
+++ b/libustctl/libustctl.c
@@ -92,8 +92,11 @@ pid_t *ustctl_get_online_pids(void)
  {
      struct dirent *dirent;
      DIR *dir;
+    DIR *proc_dir;
+    char proc_dir_path[80]; /* proc + / + int always smaller than 80 */
      unsigned int ret_size = 1 * sizeof(pid_t), i = 0;
      dir = opendir(SOCK_DIR);
      if (!dir) {
  @@ -117,7 +120,11 @@ pid_t *ustctl_get_online_pids(void)
               * We need to figure out an intelligent way of solving
               * this, maybe connect-disconnect.
               */
-            if (1) {
+             snprintf( proc_dir_path, 80, "/proc/%u/" , ret[i]) ;
+             proc_dir = opendir(proc_dir_path);
+             /* maybe we should remove the empty dir in this pass too*/
+             if( proc_dir != NULL )
+            {
                  ret_size += sizeof(pid_t);
                  ret = (pid_t *) realloc(ret, ret_size);
                  ++i;
-- 
1.7.0.4