From 919b3be2e97396f425d28298afc8168b6b01e798 Mon Sep 17 00:00:00 2001
From: Alejandro Colomar <alx@kernel.org>
Date: Mon, 25 Nov 2024 16:14:34 +0100
Subject: [PATCH] scripts/bash_aliases: duffman(): Add function to diff all
 modified pages

Signed-off-by: Alejandro Colomar <alx@kernel.org>
---
 scripts/bash_aliases | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/scripts/bash_aliases b/scripts/bash_aliases
index 967a69efe..ff8f754d3 100644
--- a/scripts/bash_aliases
+++ b/scripts/bash_aliases
@@ -100,3 +100,23 @@ man_gitstaged()
 	|tr -d '\n'							\
 	|sed 's/, $//';
 }
+
+# diff all modified pages against the system ones.
+
+duffman()
+{
+	cd $(git rev-parse --show-toplevel);
+
+	git diff --name-only \
+	| grep -E \
+	   '(\.[[:digit:]]([[:alpha:]][[:alnum:]]*)?\>|\.man)+(\.man|\.in)*$' \
+	| sortman \
+	| while read f; do \
+		local sys="$(basename "$f")";
+
+		diffman "$sys" "$f";
+	done \
+	| less -R;
+
+	cd -;
+}
-- 
2.47.2