Manage multiple PHP development versions

make_php.sh

make_php () {
  # Directory for PHP git repo (for git-new-workdir)
  phpsrcdir="$HOME/workspace/php/php-src"

  # Git branch for this build (for git-new-workdir)
  phpbranch="PHP-$1"

  # Directory where PHP builds will be stored
  buildsdir="$HOME/workspace/php/builds"

  # Directory name for the current PHP build
  buildname="$phpbranch"

  # Append ZTS to build directory if necessary
  if [ -n "$2" ]; then
    buildname="$buildname-zts"
  fi

  # Set the target directory for installation
  configopts="--prefix=$HOME/bin/php/$buildname"

  # Append ZTS config option if necessary
  if [ -n "$2" ]; then
    configopts="$configopts --enable-maintainer-zts"
  fi

  # PHP 5.3 requires autoconf<=2.59
  if [ $i == "5.3" ]; then
    # Available via: apt-get install autoconf2.59
    export PHP_AUTOCONF="/usr/bin/autoconf2.59"
  else
    export PHP_AUTOCONF="/usr/bin/autoconf"
  fi

  # See: http://nuclearsquid.com/writings/git-new-workdir/
  git-new-workdir $phpsrcdir $buildsdir/$buildname $phpbranch

  cd $buildsdir/$buildname
  ./buildconf --force
  ./configure --disable-all --enable-debug $configopts
  make all -j8 && make install
}

for i in 5.3 5.4 5.5; do
  make_php $i
  make_php $i zts
done

php.sh

# Sourced from ~/.bashrc

p () {
    buildname="PHP-$1"
    binpath="$HOME/bin/php/$buildname/bin/"

    if [ -x "$binpath/php" ]; then
        PATH="$binpath:$PATH"
        # Trim duplicate entries from PATH
        PATH=`awk -F: '{for (i=1;i<=NF;i++) { if ( !x[$i]++ ) printf("%s:",$i); }}' <<< $PATH`
    else
        echo "Can't find $binpath/php or it isn't executable"
        return 1
    fi
}