X-Git-Url: http://git.annexia.org/?a=blobdiff_plain;f=daemon%2Ftar.c;h=ce3ca7862e74b3e01648b2683e9ce772004fd0da;hb=53ca11ee44f71ed056f72df9769ca93b9a35e1a7;hp=941f80bd8110ae0fca1715539a09b788c24bdd5d;hpb=30c091f49dafab4ca9c8b6640d19fc0450b15971;p=libguestfs.git

diff --git a/daemon/tar.c b/daemon/tar.c
index 941f80b..ce3ca78 100644
--- a/daemon/tar.c
+++ b/daemon/tar.c
@@ -28,6 +28,14 @@
 #include "../src/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