Add git configuration templates to improve diff hunk header detection.

This is a follow-up to commit 9fc8ae4171e5da4939a64fc6d684c8b9d85bbe84, which
missed two hunks from <https://issues.guix.gnu.org/50363>.

Reported by hackeryarn on #guix.

* .gitattributes, etc/git/gitconfig: New files.

Signed-off-by: Marius Bakke <marius@gnu.org>

diff --git a/.gitattributes b/.gitattributes
new file mode 100644 (file)
index 0000000..b31f7fd
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,3 @@
+*.scm       diff=scheme
+*.scm.in    diff=scheme
+*.texi      diff=texinfo

diff --git a/etc/git/gitconfig b/etc/git/gitconfig
new file mode 100644 (file)
index 0000000..c9ebdc8
--- /dev/null
+++ b/etc/git/gitconfig
@@ -0,0 +1,5 @@
+[diff "scheme"]
+       xfuncname = "^(\\(define.*)$"
+
+[diff "texinfo"]
+       xfuncname = "^@node[[:space:]]+([^,]+).*$"