Change protocol to send Linux errno from daemon to library.

[libguestfs.git] / src / generator.ml

diff --git a/src/generator.ml b/src/generator.ml
index e18fa38..233f8bd 100755 (executable)
--- a/src/generator.ml
+++ b/src/generator.ml
@@ -6324,9 +6324,14 @@ enum guestfs_message_status {
   GUESTFS_STATUS_ERROR = 1
 };
 
-const GUESTFS_ERROR_LEN = 256;
+";
+
+  pr "const GUESTFS_ERROR_LEN = %d;\n" (64 * 1024);
+  pr "\n";
 
+  pr "\
 struct guestfs_message_error {
+  int linux_errno;                   /* Linux errno if available. */
   string error_message<GUESTFS_ERROR_LEN>;
 };