From: Adam Dickmeiss <adam@indexdata.dk>
Date: Tue, 9 Mar 2010 13:30:28 +0000 (+0100)
Subject: Build packages concurrently
X-Git-Url: http://sru.miketaylor.org.uk/?a=commitdiff_plain;h=10fecddf16262d3ca5d0d52ec01e97e3fb2dbf3a;p=git-tools-moved-to-github.git

Build packages concurrently

At this point running 4 in parallel. A higher value seems to require
too much disk I/O.
---

diff --git a/id-deb-build/id-pbuild-all.sh b/id-deb-build/id-pbuild-all.sh
index ce267ba..3af753a 100755
--- a/id-deb-build/id-pbuild-all.sh
+++ b/id-deb-build/id-pbuild-all.sh
@@ -38,21 +38,40 @@ if test "$2" = "upload"; then
 	echo "./update-archive.sh"
 	exit 0
 fi
+i=0
+concurrency=4
+echo "Building $PKG"
+date
 for dist in ${DEBIAN_DIST} ${UBUNTU_DIST}; do
-	for arch in i386 amd64; do
-		if test ! -f /var/cache/pbuilder/${dist}-${arch}-base.tgz; then
-			DIST=$dist ARCH=$arch pbuilder create
-		fi
-		if $update; then
-			DIST=$dist ARCH=$arch pbuilder update --override-config
-		fi
-		DIST=$dist ARCH=$arch pbuilder --build $PKG
-		if test -f ${dist}-${arch}/*.dsc; then
-			:
-		else
-			echo "No .dsc file for ${dist}-${arch}"
-			exit 1
-		fi
-	done
+    for arch in i386 amd64; do
+        rm -fr ${dist}-${arch}
+	(
+	    if test ! -f /var/cache/pbuilder/${dist}-${arch}-base.tgz; then
+		DIST=$dist ARCH=$arch pbuilder create
+	    fi
+	    if $update; then
+		DIST=$dist ARCH=$arch pbuilder update --override-config
+	    fi
+	    DIST=$dist ARCH=$arch pbuilder --build $PKG
+	    ) >${dist}-${arch}.log 2>&1 &
+	i=`expr $i + 1`
+	if test $i -eq $concurrency; then
+	    i=0
+	    wait
+	fi
+    done
 done
-
+wait
+for dist in ${DEBIAN_DIST} ${UBUNTU_DIST}; do
+    for arch in i386 amd64; do
+	
+	if test -f ${dist}-${arch}/*.dsc; then
+	    :
+	else
+	    echo "No .dsc file for ${dist}-${arch}"
+	    exit 1
+	fi
+    done
+done
+date
+echo "Done"