google-appengine-go-PKGBUILD

# Maintainer: Alexander Rødseth <[email protected]>
# Contributor: Richard Hoffman <[email protected]>
# Contributor: Max <[email protected]>

pkgname=google-appengine-go
pkgver=1.9.6
pkgrel=2
pkgdesc='Google App Engine SDK for Go'
arch=('x86_64' 'i686')
depends=('python2')
url='http://code.google.com/appengine/downloads.html#Google_App_Engine_SDK_for_Go'
license=('APACHE')
options=('!strip' 'staticlibs')
optdepends=('mysql-python: MySQL support for Python 2'
            'python2-imaging: Image processing capabilities for Python')
if [[ $CARCH != i686 ]]; then
  _zipname="go_appengine_sdk_linux_amd64-$pkgver.zip"
  sha1sums=('4e9afab288106ea7405a53a093c1f8841a21ab38')
else
  _zipname="go_appengine_sdk_linux_386-$pkgver.zip"
  sha1sums=('f29f2031c4a2180696201b677ddcfc64fbd5b49a')
fi
source=("https://commondatastorage.googleapis.com/appengine-sdks/featured/$_zipname")

# Create a wrapper script in /usr/bin/ to execute something
# in /opt/google-appengine-go/.
_mkwrapperscript() {
  local src="$1" dest="${2:-${1%.py}-go}"

  echo -e "#!/bin/sh\nexec /opt/google-appengine-go/$src"' "$@"' \
    > "$pkgdir/usr/bin/$dest"
  chmod 755 "$pkgdir/usr/bin/$dest"
}

build() {
  local _srcdir="$srcdir/go_appengine"

  # All scripts use "#!/usr/bin/env python"
  # They are Python 2 scripts, so enforce that.
  msg2 "Forcing use of python2 in executables..."
  find "$_srcdir" -type f -executable \
    -exec sed -ri '1 s:(#!/.*)python([^2].+)?$:\1python2\2:' {} \;

  # Other is ---, so we need to fix that.
  # Group seems to be set correctly, so just copy from there.
  msg2 "Allowing world readability..."
  find "$_srcdir" -exec chmod o=g {} \;
}

package() {
  local _srcdir="$srcdir/go_appengine"

  install -d "$pkgdir/opt"
  cp -a "$_srcdir" "$pkgdir/opt/$pkgname"
  
  msg2 "Installing executables..."
  install -d "$pkgdir/usr/bin"
  _mkwrapperscript appcfg.py
  _mkwrapperscript dev_appserver.py
  _mkwrapperscript goapp goapp

  msg2 "Copying LICENSE file..."
  install -Dm644 "$_srcdir/LICENSE" "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
}

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