inspect: Refuse to download software hive if it is huge.

[libguestfs.git] / daemon / tar.c

diff --git a/daemon/tar.c b/daemon/tar.c
index 941f80b..072a566 100644 (file)
--- a/daemon/tar.c
+++ b/daemon/tar.c
@@ -25,9 +25,17 @@
 
 #include "read-file.h"
 
-#include "../src/guestfs_protocol.h"
+#include "guestfs_protocol.h"
 #include "daemon.h"
 #include "actions.h"
+#include "optgroups.h"
+
+int
+optgroup_xz_available (void)
+{
+  int r = access ("/usr/bin/xz", X_OK);
+  return r == 0;
+}
 
 /* Redirect errors from the tar command to the error file, then
  * provide functions for reading it in.  We overwrite the file each