Subversion Repositories Kolibri OS

#!/usr/bin/env python

# coding=utf-8

#

# Copyright © 2011 Intel Corporation

#

# Permission is hereby granted, free of charge, to any person obtaining a

# copy of this software and associated documentation files (the "Software"),

# to deal in the Software without restriction, including without limitation

# the rights to use, copy, modify, merge, publish, distribute, sublicense,

# and/or sell copies of the Software, and to permit persons to whom the

# Software is furnished to do so, subject to the following conditions:

#

# The above copyright notice and this permission notice (including the next

# paragraph) shall be included in all copies or substantial portions of the

# Software.

#

# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL

# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING

# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER

# DEALINGS IN THE SOFTWARE.

# Compare two files containing IR code.  Ignore formatting differences

# and declaration order.

import os

import os.path

import subprocess

import sys

import tempfile

from sexps import *

if len(sys.argv) != 3:

    print 'Usage: compare_ir  '

    exit(1)

with open(sys.argv[1]) as f:

    ir1 = sort_decls(parse_sexp(f.read()))

with open(sys.argv[2]) as f:

    ir2 = sort_decls(parse_sexp(f.read()))

if ir1 == ir2:

    exit(0)

else:

    file1, path1 = tempfile.mkstemp(os.path.basename(sys.argv[1]))

    file2, path2 = tempfile.mkstemp(os.path.basename(sys.argv[2]))

    try:

        os.write(file1, '{0}\n'.format(sexp_to_string(ir1)))

        os.close(file1)

        os.write(file2, '{0}\n'.format(sexp_to_string(ir2)))

        os.close(file2)

        subprocess.call(['diff', '-u', path1, path2])

    finally:

        os.remove(path1)

        os.remove(path2)

    exit(1)