X-Git-Url: http://git.annexia.org/?p=libguestfs.git;a=blobdiff_plain;f=src%2Flaunch.c;h=48ddb8df21d51d9052d092b50f83f8c2b1f78815;hp=e5bca56e8d3572c34a35fc602ca3fe2797912dc7;hb=1c29849e0bdc731c023cff00d2c2354a41fd2a92;hpb=06fef60db5c7a96cb59aa92c4708e10333345e90

diff --git a/src/launch.c b/src/launch.c
index e5bca56..48ddb8d 100644
--- a/src/launch.c
+++ b/src/launch.c
@@ -34,6 +34,7 @@
 #include <sys/select.h>
 #include <dirent.h>
 #include <signal.h>
+#include <assert.h>
 
 #include <rpc/types.h>
 #include <rpc/xdr.h>
@@ -101,6 +102,25 @@ add_cmdline (guestfs_h *g, const char *str)
 }
 
 int
+guestfs___checkpoint_cmdline (guestfs_h *g)
+{
+  return g->cmdline_size;
+}
+
+void
+guestfs___rollback_cmdline (guestfs_h *g, int pos)
+{
+  int i;
+
+  assert (g->cmdline_size >= pos);
+
+  for (i = g->cmdline_size - 1; i >= pos; --i)
+    free (g->cmdline[i]);
+
+  g->cmdline_size = pos;
+}
+
+int
 guestfs__config (guestfs_h *g,
                  const char *qemu_param, const char *qemu_value)
 {