From 024dc6ea5f959565785629253fa306ec3a751fc8 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Sat, 29 Jan 2011 02:22:45 +0000
Subject: [PATCH] add scripts/diffconfig.sh: a tool for making reduced .config
 files these files contain only the target selection and options that differ
 from the default settings this makes it much easier to review .config files

SVN-Revision: 25231
---
 scripts/diffconfig.sh | 8 ++++++++
 1 file changed, 8 insertions(+)
 create mode 100755 scripts/diffconfig.sh

diff --git a/scripts/diffconfig.sh b/scripts/diffconfig.sh
new file mode 100755
index 0000000000..1f5258559c
--- /dev/null
+++ b/scripts/diffconfig.sh
@@ -0,0 +1,8 @@
+#!/bin/sh
+grep \^CONFIG_TARGET_ .config | head -n3 > tmp/.diffconfig.head
+./scripts/config/conf -D tmp/.diffconfig.head -w tmp/.diffconfig.stage1 Config.in >/dev/null
+./scripts/kconfig.pl '>' tmp/.diffconfig.stage1 .config >> tmp/.diffconfig.head
+./scripts/config/conf -D tmp/.diffconfig.head -w tmp/.diffconfig.stage2 Config.in >/dev/null
+./scripts/kconfig.pl '>' tmp/.diffconfig.stage2 .config >> tmp/.diffconfig.head
+cat tmp/.diffconfig.head
+rm -f tmp/.diffconfig tmp/.diffconfig.head