From de2e849ede59f1b3deec085676126d912011c052 Mon Sep 17 00:00:00 2001
From: Peter Jones <pjones@redhat.com>
Date: Wed, 16 May 2007 10:59:15 -0400
Subject: [PATCH] - let diff arguments be specified in the environment

---
 scripts/gendiff | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/scripts/gendiff b/scripts/gendiff
index 1abdcd0..24068cc 100644
--- a/scripts/gendiff
+++ b/scripts/gendiff
@@ -6,12 +6,14 @@
   exit 1
 }
 
-: ${DIFF:=diff -p}
+: ${DIFF:=diff}
+: ${GENDIFF_DIFF_ARGS:=-up}
+: ${GENDIFF_DIFF_CHANGELOG_ARGS:=-U0}
 
 find $1 \( -name "*$2" -o -name ".*$2" \) -print |
 while read f; do
-    U=-u
-    [ "`basename $f`" = "ChangeLog$2" ] && U=-U0
+    U="${GENDIFF_DIFF_ARGS}"
+    [ "`basename $f`" = "ChangeLog$2" ] && U="${GENDIFF_DIFF_CHANGELOG_ARGS}"
 #    ${DIFF} ${U} $f `echo $f | sed s/$2\$//`
     if [ -r "$f" ]; then
 	${DIFF} ${U} "${f}" "${f%$2}"
-- 
2.7.4