From be4ccfb0013b13cb27b73838dc9b90534bc6b89e Mon Sep 17 00:00:00 2001
From: Stephen Rothwell <sfr@canb.auug.org.au>
Date: Mon, 22 Dec 2008 11:39:12 +1100
Subject: [PATCH] updates for not building some trees

---
 do_merge1 | 21 +++++++++++++++++++--
 1 file changed, 19 insertions(+), 2 deletions(-)

diff --git a/do_merge1 b/do_merge1
index b930478..5eea77b 100755
--- a/do_merge1
+++ b/do_merge1
@@ -26,7 +26,11 @@ execute()
 
 heads=$(grep -v '^#' ../real_control | awk -F '	' '$2=="quilt" { printf("quilt/%s ", $3); } $2=="git" { printf("%s/%s ", $3, $5); }')
 
+need_build=false
+
 for h in $heads; do
+	tree=${h%/*}
+	[ "$tree" == "quilt" ] && tree=${h#quilt/}
 	log Merging $h
 	old_head=$(git rev-parse HEAD)
 	execute git merge $h || {
@@ -35,9 +39,21 @@ for h in $heads; do
 		GIT_EDITOR=: execute git commit -v -a
 		execute git diff -M --stat --summary 'HEAD^..'
 	}
-	new_head=$(git rev-parse HEAD)
-	[ "$old_head" = "$new_head" ] && continue
 	$no_build && continue
+	$need_build || {
+		# See if we need to build after merging this tree
+		new_head=$(git rev-parse HEAD)
+		[ "$old_head" = "$new_head" ] ||
+			need_build=true
+		$need_build ||
+			[ "$(git diff ${old_head}.. | wc -c)" -eq 0 ] ||
+			need_build=true
+	}
+	$need_build ||
+		continue
+	do_build=$(grep -v '^#' ../real_control | awk -F '	' '$3=="'$tree'" { print $6; }')
+	[ "$do_build" = "yes" ] ||
+		continue
 	rsync -avH --exclude .git --delete . "$build_host":"$build_dir"/. || {
 		echo Rsync failed 1>&2
 		bash -i || exit
@@ -46,6 +62,7 @@ for h in $heads; do
 		echo Build failed 1>&2
 		bash -i || exit
 	}
+	need_build=false
 done
 
 exit 0
-- 
2.39.5