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git-svn-id: http://svn.pyinstaller.org/trunk@274 8dd32b29-ccff-0310-8a9a-9233e24343b1
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williamcaban
2006-04-11 03:43:29 +00:00
parent 9135e30498
commit 0322d767fe
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# Parse Makefiles and Python Setup(.in) files.
# Copyright (C) 2005, Giovanni Bajo
# Based on previous work under copyright (c) 2002 McMillan Enterprises, 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
# of the License, 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
import re
import string
# Extract variable definitions from a Makefile.
# Return a dictionary mapping names to values.
# May raise IOError.
makevardef = re.compile('^([a-zA-Z0-9_]+)[ \t]*=(.*)')
def getmakevars(filename):
variables = {}
fp = open(filename)
pendingline = ""
try:
while 1:
line = fp.readline()
if pendingline:
line = pendingline + line
pendingline = ""
if not line:
break
if line[-2:] == '\\\n':
pendingline = line[:-2]
matchobj = makevardef.match(line)
if not matchobj:
continue
(name, value) = matchobj.group(1, 2)
# Strip trailing comment
i = string.find(value, '#')
if i >= 0:
value = value[:i]
value = string.strip(value)
variables[name] = value
finally:
fp.close()
return variables
# Parse a Python Setup(.in) file.
# Return two dictionaries, the first mapping modules to their
# definitions, the second mapping variable names to their values.
# May raise IOError.
setupvardef = re.compile('^([a-zA-Z0-9_]+)=(.*)')
def getsetupinfo(filename):
modules = {}
variables = {}
fp = open(filename)
pendingline = ""
try:
while 1:
line = fp.readline()
if pendingline:
line = pendingline + line
pendingline = ""
if not line:
break
# Strip comments
i = string.find(line, '#')
if i >= 0:
line = line[:i]
if line.endswith('\\\n'):
pendingline = line[:-2]
continue
matchobj = setupvardef.match(line)
if matchobj:
(name, value) = matchobj.group(1, 2)
variables[name] = string.strip(value)
else:
words = string.split(line)
if words:
modules[words[0]] = words[1:]
finally:
fp.close()
return modules, variables
# Test the above functions.
def test():
import sys
import os
if not sys.argv[1:]:
print 'usage: python parsesetup.py Makefile*|Setup* ...'
sys.exit(2)
for arg in sys.argv[1:]:
base = os.path.basename(arg)
if base[:8] == 'Makefile':
print 'Make style parsing:', arg
v = getmakevars(arg)
prdict(v)
elif base[:5] == 'Setup':
print 'Setup style parsing:', arg
m, v = getsetupinfo(arg)
prdict(m)
prdict(v)
else:
print arg, 'is neither a Makefile nor a Setup file'
print '(name must begin with "Makefile" or "Setup")'
def prdict(d):
keys = d.keys()
keys.sort()
for key in keys:
value = d[key]
print "%-15s" % key, str(value)
if __name__ == '__main__':
test()