From 228cc630fb80dab5e8b574af0c313585806e9ac0 Mon Sep 17 00:00:00 2001
From: Bruno Haible <bruno@clisp.org>
Date: Fri, 17 Feb 2023 23:20:55 +0100
Subject: [PATCH] Improve 'git diff' of *.texi and *.m4 files.

---
 .gitattributes | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/.gitattributes b/.gitattributes
index ca4ea2772..82d6f8e9b 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -1 +1,10 @@
+# See gnulib/lib/git-merge-changelog.c for making this useful.
 ChangeLog	merge=merge-changelog
+
+# Run this to make 'git diff' on texinfo files give nicer hunk context:
+#   git config diff.texinfo.funcname '^@node[	 ][	 ]*\\([^,][^,]*\\)'
+*.texi* diff=texinfo
+
+# Run this to make 'git diff' on .m4 files give nicer hunk context:
+#   git config diff.m4.xfuncname '^((AC_DEFUN|m4_define)[^,)]*)'
+*.m4	diff=m4