[mc] Add MC_dump_stacks

[simgrid.git] / src / mc / mc_checkpoint.c

diff --git a/src/mc/mc_checkpoint.c b/src/mc/mc_checkpoint.c
index 41b3738..5516255 100644 (file)
--- a/src/mc/mc_checkpoint.c
+++ b/src/mc/mc_checkpoint.c
@@ -23,6 +23,7 @@
 
 #include "../simix/smx_private.h"
 
+#define UNW_LOCAL_ONLY
 #include <libunwind.h>
 #include <libelf.h>
 
@@ -612,7 +613,7 @@ static void MC_get_current_fd(mc_snapshot_t snapshot){
      fd->filename = strdup(line);
      fd->filename[strlen(line)-1] = '\0';
      fd->number = fd_value;
-     fd->flags = fcntl(fd_value, F_GETFD);
+     fd->flags = fcntl(fd_value, F_GETFL) | fcntl(fd_value, F_GETFD) ;
      fd->current_position = lseek(fd_value, 0, SEEK_CUR);
      snapshot->current_fd = xbt_realloc(snapshot->current_fd, (snapshot->total_fd + 1) * sizeof(fd_infos_t));
      snapshot->current_fd[snapshot->total_fd] = fd;
@@ -710,8 +711,9 @@ void MC_restore_snapshot(mc_snapshot_t snapshot)
     if(new_fd != -1 && new_fd != snapshot->current_fd[i]->number){
       dup2(new_fd, snapshot->current_fd[i]->number);
       //fprintf(stderr, "%p\n", fdopen(snapshot->current_fd[i]->number, "rw"));
-      lseek(snapshot->current_fd[i]->number, snapshot->current_fd[i]->current_position, SEEK_SET);
+      close(new_fd);
     };
+    lseek(snapshot->current_fd[i]->number, snapshot->current_fd[i]->current_position, SEEK_SET);
   }
 
   if (_sg_mc_sparse_checkpoint && _sg_mc_soft_dirty) {