File: py-compile

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#!/bin/sh

# py-compile - Compile a Python program
# Copyright 2000, 2001 Free Software Foundation, Inc.

# This program 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, or (at your option)
# any later version.

# This program 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 this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
# 02111-1307, USA.

# As a special exception to the GNU General Public License, if you
# distribute this file as part of a program that contains a
# configuration script generated by Autoconf, you may include it under
# the same distribution terms that you use for the rest of that program.

# called as "py-compile [--basedir DIR] PY_FILES ...

if [ -z "$PYTHON" ]; then
  PYTHON=python
fi

basedir=

case "$1" in
    --basedir)
	basedir=$2
	shift 2
	;;
    --help)
	echo "Usage: py-compile [--basedir DIR] PY_FILES ..."
	echo "Byte compile some python scripts.  This should be performed"
	echo "after they have been moved to the final installation location"
	exit 0
	;;
    --version)
	echo "py-compile version 0.0"
	exit 0
	;;
esac

if [ $# = 0 ]; then
    echo "No files given to $0" 1>&2
    exit 1
fi

# if basedir was given, then it should be prepended to filenames before
# byte compilation.
if [ -z "$basedir" ]; then
    trans="path = file"
else
    trans="path = os.path.join('$basedir', file)"
fi

$PYTHON -c "
import sys, os, string, py_compile

files = '''$*'''
print 'Byte-compiling python modules...'
for file in string.split(files):
    $trans
    if not os.path.exists(path) or not (len(path) >= 3 and path[-3:] == '.py'):
	continue
    print file,
    sys.stdout.flush()
    py_compile.compile(path)
print" || exit $?

# this will fail for python < 1.5, but that doesn't matter ...
$PYTHON -O -c "
import sys, os, string, py_compile

files = '''$*'''
print 'Byte-compiling python modules (optimized versions) ...'
for file in string.split(files):
    $trans
    if not os.path.exists(path) or not (len(path) >= 3 and path[-3:] == '.py'):
	continue
    print file,
    sys.stdout.flush()
    py_compile.compile(path)
print" 2>/dev/null || :