96 lines
3.6 KiB
Python
96 lines
3.6 KiB
Python
import os
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import sys
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import fnmatch
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import shlex
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import difflib
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import time, subprocess
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from optparse import OptionParser
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def cmdsplit(args):
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if os.sep == '\\':
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args = args.replace('\\', '\\\\')
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return shlex.split(args)
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def main():
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print("Applying patches")
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parser = OptionParser()
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parser.add_option('-m', '--mcp-dir', action='store', dest='mcp_dir', help='Path to MCP', default=None)
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parser.add_option('-p', '--patch-dir', action='store', dest='patch_dir', help='Patches Directory', default=None)
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parser.add_option('-t', '--target-dir', action='store', dest='target_dir', help='Target Directory', default=None)
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options, _ = parser.parse_args()
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if options.mcp_dir is None:
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print 'Must supply MCP directory with --mcp-dir'
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return
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elif options.patch_dir is None:
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print 'Must supply patches directory with --patch-dir'
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return
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elif options.target_dir is None:
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print 'Must supplt target directory with --target-dir'
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return
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print "Applying patches from '%s' to '%s'" % (options.patch_dir, options.target_dir)
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apply_patches(options.mcp_dir, options.patch_dir, options.target_dir)
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def apply_patches(mcp_dir, patch_dir, target_dir, find=None, rep=None):
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# Attempts to apply a directory full of patch files onto a target directory.
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sys.path.append(mcp_dir)
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temp = os.path.abspath('temp.patch')
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cmd = cmdsplit('patch -p2 -i "%s" ' % temp)
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if os.name == 'nt':
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applydiff = os.path.abspath(os.path.join(mcp_dir, 'runtime', 'bin', 'applydiff.exe'))
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cmd = cmdsplit('"%s" -uf -p2 -i "%s"' % (applydiff, temp))
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for path, _, filelist in os.walk(patch_dir, followlinks=True):
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for cur_file in fnmatch.filter(filelist, '*.patch'):
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patch_file = os.path.normpath(os.path.join(patch_dir, path[len(patch_dir)+1:], cur_file))
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target_file = os.path.join(target_dir, fix_patch(patch_file, temp, find, rep))
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process = subprocess.Popen(cmd, cwd=target_dir, bufsize=-1)
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process.communicate()
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if os.path.isfile(temp):
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os.remove(temp)
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def fix_patch(in_file, out_file, find=None, rep=None):
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#Fixes the following issues in the patch file if they exist:
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# Normalizes the path seperators for the current OS
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# Normalizes the line endings
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# Returns the path that the file wants to apply to
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in_file = os.path.normpath(in_file)
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if out_file is None:
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tmp_file = in_file + '.tmp'
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else:
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out_file = os.path.normpath(out_file)
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tmp_file = out_file
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dir_name = os.path.dirname(out_file)
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if dir_name:
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if not os.path.exists(dir_name):
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os.makedirs(dir_name)
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file = 'not found'
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with open(in_file, 'rb') as inpatch:
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with open(tmp_file, 'wb') as outpatch:
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for line in inpatch:
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line = line.rstrip('\r\n')
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if line[:3] in ['+++', '---', 'Onl', 'dif']:
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if not find == None and not rep == None:
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line = line.replace('\\', '/').replace(find, rep).replace('/', os.sep)
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else:
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line = line.replace('\\', '/').replace('/', os.sep)
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outpatch.write(line + os.linesep)
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else:
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outpatch.write(line + os.linesep)
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if line[:3] == '---':
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file = line[line.find(os.sep, line.find(os.sep)+1)+1:]
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if out_file is None:
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shutil.move(tmp_file, in_file)
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return file
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if __name__ == '__main__':
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main()
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