update_emulation: new script to update packages/emulation/*

tools/mkpkg/update_emulation

@@ -0,0 +1,69 @@
+#!/bin/sh
+################################################################################
+#      This file is part of LibreELEC - https://libreelec.tv
+#      Copyright (C) 2016 Team LibreELEC
+#
+#  LibreELEC is free software: you can redistribute it and/or modify
+#  it under the terms of the GNU General Public License as published by
+#  the Free Software Foundation, either version 2 of the License, or
+#  (at your option) any later version.
+#
+#  LibreELEC is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#  GNU General Public License for more details.
+#
+#  You should have received a copy of the GNU General Public License
+#  along with LibreELEC.  If not, see <http://www.gnu.org/licenses/>.
+################################################################################
+
+git_clone() {
+  # git_clone https://repo.url branch ./target_dir [githash]
+  echo "[mkpkg] Checking out $1 ..."
+  if [ ! -d "$3" ]; then
+    git clone --recursive "$1" -b $2 "$3"
+  else
+    if [ -d "$3" ] ; then
+      cd "$3"
+      git checkout $2 >/dev/null 2>/dev/null
+      git pull
+      cd ..
+    fi
+  fi
+  if [ ! -z "$4" ] ; then
+    cd "$3"
+    git fetch >/dev/null 2>/dev/null
+    git branch -D $4 >/dev/null 2>/dev/null
+    git checkout $4 -b ref-$4 >/dev/null 2>/dev/null
+    cd ..
+  fi
+}
+
+resolve_hash() {
+  if [ -d "$1" ] ; then
+    cd "$1"
+    git rev-parse --short $2 2>/dev/null
+  fi
+}
+
+if [ -z "$1" ]; then
+  for package in $(find ../../packages/emulation/* -name package.mk); do
+    . $package
+    git_clone $PKG_SITE master $PKG_NAME.git
+
+    if [ -f ../../packages/emulation/$PKG_NAME/package.mk ] ; then
+      # update package.mk
+      RESOLVED_HASH=$(resolve_hash $PKG_NAME.git master)
+      sed -i "s|PKG_VERSION=.*|PKG_VERSION=\"$RESOLVED_HASH\"|g" ../../packages/emulation/$PKG_NAME/package.mk
+    fi
+  done
+else
+  . ../../packages/emulation/$1/package.mk
+  git_clone $PKG_SITE master $PKG_NAME.git
+
+  if [ -f ../../packages/emulation/$PKG_NAME/package.mk ] ; then
+    # update package.mk
+    RESOLVED_HASH=$(resolve_hash $PKG_NAME.git master)
+    sed -i "s|PKG_VERSION=.*|PKG_VERSION=\"$RESOLVED_HASH\"|g" ../../packages/emulation/$PKG_NAME/package.mk
+  fi
+fi