From e8f506d01ac756ab775b733d28ca0dfd1f21f224 Mon Sep 17 00:00:00 2001
From: Junio C Hamano <gitster@pobox.com>
Date: Fri, 21 Dec 2012 15:54:38 -0800
Subject: [PATCH] Meta/dodoc: allow forced rebuilding the entire doc

---
 dodoc.sh | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/dodoc.sh b/dodoc.sh
index 987f339893..e306f1a11a 100755
--- a/dodoc.sh
+++ b/dodoc.sh
@@ -69,14 +69,19 @@ dd='
 	GNU_ROFF=YesPlease
 '
 
-case "$NID" in
-?*-?*) ;;
-?*)
+if test -z "$DOC_FROM_SCRATCH"
+then
+	case "$NID" in
+	?*-?*) ;;
+	?*) DOC_FROM_SCRATCH=yes ;;
+	esac
+fi
+if test -n "$DOC_FROM_SCRATCH"
+then
 	make clean &&
 	rm -fr doc-html-inst doc-man-inst &&
 	mkdir doc-html-inst doc-man-inst || exit
-	;;
-esac
+fi
 
 DIFF=diff
 export DIFF
-- 
2.47.3