Remove m4/ files from copyright check

diff --git a/util/merge_copyrights b/util/merge_copyrights
index 1f2b64bf282522c4c0ca11521971bf07fe457e42..92619e1b7a025cec34aa30571c8ebec6ca0acf60 100644 (file)
--- a/util/merge_copyrights
+++ b/util/merge_copyrights
@@ -35,7 +35,8 @@ while (<CHANGES>) {
               /CVS/ |          # CVS directory
               /\.git/ |                # git directory
               /\.gitignore |   # .gitignore files
-              /Makefile.in |   # build system doesn't need to have copyright
+              Makefile.in  |   # build system doesn't need to have copyright
+              /m4/ |           # build system doesn't need to have copyright
               /configure   |   # build system doesn't need to have copyright
               /fuzz/.*\.in/ |  # ignore fuzz corpus
               util/newcopyrights | # our output