Merge from gnulib.

[gnu-emacs] / autogen / update_autogen

diff --git a/autogen/update_autogen b/autogen/update_autogen
index d1687b293e9e9204cb9ccc25e82faaf2b24b9d9e..c134609356ca44e4a4f9d59697af4c7f069db17f 100755 (executable)
--- a/autogen/update_autogen
+++ b/autogen/update_autogen
@@ -268,7 +268,10 @@ echo "Running lisp/ make..."
 make -C lisp "$@" autoloads EMACS=../src/bootstrap-emacs || die "make src error"
 
 
-[ ! "$lboot_flag" ] || cp $ldefs_in $ldefs_out || die "cp ldefs_boot error"
+## Ignore comment differences.
+[ ! "$lboot_flag" ] || \
+    diff -q -I '^;' $ldefs_in $ldefs_out || \
+    cp $ldefs_in $ldefs_out || die "cp ldefs_boot error"
 
 
 cd lisp