150 lines
4.1 KiB
Python
Executable file
150 lines
4.1 KiB
Python
Executable file
#!/usr/bin/env python
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#
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import sys, cpp, kernel, glob, os, re, getopt
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from defaults import *
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from utils import *
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noUpdate = 1
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def cleanupFile( path ):
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"""reads an original header and perform the cleanup operation on it
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this functions returns the destination path and the clean header
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as a single string"""
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# check the header path
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src_path = path
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if not os.path.exists(src_path):
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if noUpdate:
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panic( "file does not exist: '%s'\n" % path )
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sys.stderr.write( "warning: file does not exit: %s\n" % path )
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return None, None
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if not os.path.isfile(src_path):
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if noUpdate:
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panic( "path is not a file: '%s'\n" % path )
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sys.stderr.write( "warning: not a file: %s\n" % path )
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return None, None
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original_path = kernel_original_path
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if os.path.commonprefix( [ src_path, original_path ] ) != original_path:
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if noUpdate:
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panic( "file is not in 'original' directory: %s\n" % path );
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sys.stderr.write( "warning: file not in 'original' ignored: %s\n" % path )
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return None, None
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src_path = src_path[len(original_path):]
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if len(src_path) > 0 and src_path[0] == '/':
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src_path = src_path[1:]
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if len(src_path) == 0:
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panic( "oops, internal error, can't extract correct relative path" )
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# convert into destination path, extracting architecture if needed
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# and the corresponding list of known static functions
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#
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arch = None
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re_asm_arch = re.compile( r"asm-([\w\d_\+\.\-]+)(/.*)" )
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m = re_asm_arch.match(src_path)
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statics = kernel_known_generic_statics
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if m and m.group(1) != 'generic':
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dst_path = "arch-%s/asm/%s" % m.groups()
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arch = m.group(1)
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statics = statics.union( kernel_known_statics.get( arch, set() ) )
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else:
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dst_path = "common/" + src_path
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dst_path = os.path.normpath( original_path + "/../" + dst_path )
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# now, let's parse the file
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#
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list = cpp.BlockParser().parseFile(path)
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if not list:
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sys.stderr.write( "error: can't parse '%s'" % path )
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sys.exit(1)
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list.optimizeMacros( kernel_known_macros )
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list.optimizeIf01()
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list.removeVarsAndFuncs( statics )
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list.removeComments()
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list.removeEmptyLines()
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list.removeMacroDefines( kernel_ignored_macros )
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list.insertDisclaimer( kernel.kernel_disclaimer )
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out = StringOutput()
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list.write(out)
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return dst_path, out.get()
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if __name__ == "__main__":
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def usage():
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print """\
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usage: %s [options] <header_path>
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options:
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-v enable verbose mode
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-u enabled update mode
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this will try to update the corresponding 'clean header'
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if the content has changed. with this, you can pass more
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than one file on the command-line
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<header_path> must be in a subdirectory of 'original'
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""" % os.path.basename(sys.argv[0])
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sys.exit(1)
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try:
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optlist, args = getopt.getopt( sys.argv[1:], 'uvk:' )
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except:
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# unrecognized option
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sys.stderr.write( "error: unrecognized option\n" )
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usage()
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for opt, arg in optlist:
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if opt == '-u':
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noUpdate = 0
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elif opt == '-v':
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verbose = 1
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D_setlevel(1)
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elif opt == '-k':
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kernel_original_path = arg
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if len(args) == 0:
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usage()
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if noUpdate:
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for path in args:
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dst_path, newdata = cleanupFile(path)
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print newdata
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sys.exit(0)
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# now let's update our files.
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b = BatchFileUpdater()
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for path in args:
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dst_path, newdata = cleanupFile(path)
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if not dst_path:
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continue
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b.readFile( dst_path )
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r = b.editFile( dst_path, newdata )
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if r == 0:
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r = "unchanged"
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elif r == 1:
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r = "edited"
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else:
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r = "added"
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print "cleaning: %-*s -> %-*s (%s)" % ( 35, path, 35, dst_path, r )
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if os.environ.has_key("ANDROID_PRODUCT_OUT"):
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b.updateP4Files()
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else:
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b.updateFiles()
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sys.exit(0)
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