From 78f721cb8b194beab1044a0a6f2ee7c7028d7887 Mon Sep 17 00:00:00 2001
From: Rudolf Polzer <divverent@xonotic.org>
Date: Wed, 30 Oct 2013 16:08:06 +0100
Subject: ./update script: support extra arguments.

--submodule: update to the submodule-registered versions.
--master:    update to the master branch versions.
--release:   update to the latest released versions.
---
 update | 66 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 63 insertions(+), 3 deletions(-)

(limited to 'update')

diff --git a/update b/update
index de1b51a..0b5e7e0 100755
--- a/update
+++ b/update
@@ -1,4 +1,64 @@
 #!/bin/sh
-git pull
-git submodule sync
-git submodule update --init
+
+do_submodules()
+{
+	set -ex
+	echo >&2 "Executing: git submodule sync"
+	git submodule sync
+	echo >&2 "Executing: git submodule update --init"
+	git submodule update --init
+}
+
+do_gitmaster()
+{
+	set -ex
+	git submodule foreach 'git checkout master'
+	git submodule foreach 'git remote prune origin'
+}
+
+do_releasetag_submodule()
+{
+	(
+		cd "$1"
+		version=`git tag | grep "^$2[0-9]" | sort -V | tail -n 1`
+		git checkout --detach refs/tags/"$version"
+	)
+}
+
+do_releasetag()
+{
+	set -ex
+	git submodule foreach 'git fetch'
+	git submodule foreach 'git remote prune origin'
+	do_releasetag_submodule ffmpeg  'n'
+	do_releasetag_submodule fribidi ''
+	do_releasetag_submodule libass  ''
+	do_releasetag_submodule mpv     'v'
+}
+
+if [ x"$1" != x"--skip-selfupdate" ]; then
+	(
+		set -ex
+		git pull
+	)
+	exec "$0" --skip-selfupdate "$@"
+fi
+shift
+
+case "$1" in
+	--submodule|'')
+		do_submodules
+		;;
+	--master)
+		do_gitmaster
+		;;
+	--release)
+		do_releasetag
+		;;
+	*)
+		echo >&2 "$0 --submodule"
+		echo >&2 "$0 --master"
+		echo >&2 "$0 --release"
+		exit 0
+		;;
+esac
-- 
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