--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/build/buildutils/defreeze.py Tue Apr 27 16:30:29 2010 +0300
@@ -0,0 +1,265 @@
+#
+# Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+# All rights reserved.
+# This component and the accompanying materials are made available
+# under the terms of "Eclipse Public License v1.0"
+# which accompanies this distribution, and is available
+# at the URL "http://www.eclipse.org/legal/epl-v10.html".
+#
+# Initial Contributors:
+# Nokia Corporation - initial contribution.
+#
+# Contributors:
+#
+# Description:
+#
+
+import re, sys, glob, os.path
+from optparse import OptionParser
+
+# When defreezing, these entries can exist, but only at the beginning of the exports.
+# Anything after these will be defrozen.
+ALLOWEDENTRIES = set(['_Z10jni_lookupPKc', '_Z13findDllMethodPKc'])
+
+# Pattern for entries
+RE_ENTRY = re.compile(r"^\s+([^ ]+) +@ +\d+ +NONAME( +ABSENT)?( *;.*)?$")
+
+# Transient exports which will be marked as absent.
+# See http://www.codesourcery.com/public/cxx-abi/abi.html#mangling for detailed
+# de-mangling instructions
+TRANSIENTS = set([
+ # TI = typeinfo structures
+ '_ZTISi', # Si == ::std::basic_istream<char, std::char_traits<char> >
+ '_ZTISo', # So == ::std::basic_ostream<char, std::char_traits<char> >
+ '_ZTISd', # Sd == ::std::basic_iostream<char, std::char_traits<char> >
+ '_ZTISt13basic_istreamIwSt11char_traitsIwEE',
+ '_ZTISt13basic_ostreamIwSt11char_traitsIwEE',
+ '_ZTISt14basic_iostreamIwSt11char_traitsIwEE',
+ '_ZTISt15basic_streambufIwSt11char_traitsIwEE',
+ '_ZTISt15basic_streambufIcSt11char_traitsIcEE',
+ '_ZTISt13basic_filebufIcSt11char_traitsIcEE',
+ '_ZTISt15basic_stringbufIcSt11char_traitsIcESaIcEE',
+ '_ZTISt15basic_stringbufIwSt11char_traitsIwESaIwEE',
+ '_ZTISt18basic_stringstreamIcSt11char_traitsIcESaIcEE',
+ '_ZTISt18basic_stringstreamIwSt11char_traitsIwESaIwEE',
+ '_ZTISt19basic_ostringstreamIcSt11char_traitsIcESaIcEE',
+ '_ZTISt19basic_ostringstreamIwSt11char_traitsIwESaIwEE',
+ '_ZTISt19basic_istringstreamIcSt11char_traitsIcESaIcEE',
+ '_ZTISt19basic_istringstreamIwSt11char_traitsIwESaIwEE',
+
+ # TV = virtual tables
+ '_ZTVSi',
+ '_ZTVSo',
+ '_ZTVSd',
+ '_ZTVSt13basic_istreamIwSt11char_traitsIwEE',
+ '_ZTVSt13basic_ostreamIwSt11char_traitsIwEE',
+ '_ZTVSt14basic_iostreamIwSt11char_traitsIwEE',
+ '_ZTVSt15basic_streambufIwSt11char_traitsIwEE',
+ '_ZTVSt15basic_streambufIcSt11char_traitsIcEE',
+ '_ZTVSt13basic_filebufIcSt11char_traitsIcEE',
+ '_ZTVSt15basic_stringbufIcSt11char_traitsIcESaIcEE',
+ '_ZTVSt15basic_stringbufIwSt11char_traitsIwESaIwEE',
+ '_ZTVSt18basic_stringstreamIcSt11char_traitsIcESaIcEE',
+ '_ZTVSt18basic_stringstreamIwSt11char_traitsIwESaIwEE',
+ '_ZTVSt19basic_ostringstreamIcSt11char_traitsIcESaIcEE',
+ '_ZTVSt19basic_ostringstreamIwSt11char_traitsIwESaIwEE',
+ '_ZTVSt19basic_istringstreamIcSt11char_traitsIcESaIcEE',
+ '_ZTVSt19basic_istringstreamIwSt11char_traitsIwESaIwEE',
+
+ # VTT structure (construction vtable index)
+ '_ZTTSd',
+ '_ZTTSi',
+ '_ZTTSo',
+ '_ZTTSt13basic_istreamIwSt11char_traitsIwEE',
+ '_ZTTSt13basic_ostreamIwSt11char_traitsIwEE',
+ '_ZTTSt14basic_ifstreamIcSt11char_traitsIcEE',
+ '_ZTTSt14basic_iostreamIwSt11char_traitsIwEE',
+ '_ZTTSt14basic_ofstreamIcSt11char_traitsIcEE',
+ '_ZTTSt18basic_stringstreamIcSt11char_traitsIcESaIcEE',
+ '_ZTTSt18basic_stringstreamIwSt11char_traitsIwESaIwEE',
+ '_ZTTSt19basic_ostringstreamIcSt11char_traitsIcESaIcEE',
+ '_ZTTSt19basic_ostringstreamIwSt11char_traitsIwESaIwEE',
+ '_ZTTSt19basic_istringstreamIcSt11char_traitsIcESaIcEE',
+ '_ZTTSt19basic_istringstreamIwSt11char_traitsIwESaIwEE'
+])
+
+# These are produced only by 9.2, not by 5.0
+TRANSIENTS_92 = set([
+ '_ZTTSd',
+ '_ZTTSi',
+ '_ZTTSo',
+ '_ZTTSt13basic_istreamIwSt11char_traitsIwEE',
+ '_ZTTSt13basic_ostreamIwSt11char_traitsIwEE',
+ '_ZTTSt14basic_ifstreamIcSt11char_traitsIcEE',
+ '_ZTTSt14basic_iostreamIwSt11char_traitsIwEE',
+ '_ZTTSt14basic_ofstreamIcSt11char_traitsIcEE'
+])
+
+# Only produced by stl4 - not by stl5
+TRANSIENTS_STL4 = set([
+ '_ZTISi',
+ '_ZTISt13basic_istreamIwSt11char_traitsIwEE',
+ '_ZTVSi',
+ '_ZTVSt13basic_istreamIwSt11char_traitsIwEE'
+])
+
+
+# Only produced by stl5
+TRANSIENTS_STL5 = set([
+ '_ZTISt15basic_streambufIcSt11char_traitsIcEE',
+ '_ZTISt15basic_stringbufIcSt11char_traitsIcESaIcEE',
+ '_ZTISt15basic_stringbufIwSt11char_traitsIwESaIwEE',
+ '_ZTISt18basic_stringstreamIcSt11char_traitsIcESaIcEE',
+ '_ZTISt18basic_stringstreamIwSt11char_traitsIwESaIwEE',
+ '_ZTISt19basic_ostringstreamIcSt11char_traitsIcESaIcEE',
+ '_ZTISt19basic_ostringstreamIwSt11char_traitsIwESaIwEE',
+ '_ZTISt19basic_istringstreamIcSt11char_traitsIcESaIcEE',
+ '_ZTISt19basic_istringstreamIwSt11char_traitsIwESaIwEE',
+
+ '_ZTTSt18basic_stringstreamIcSt11char_traitsIcESaIcEE',
+ '_ZTTSt18basic_stringstreamIwSt11char_traitsIwESaIwEE',
+ '_ZTTSt19basic_ostringstreamIcSt11char_traitsIcESaIcEE',
+ '_ZTTSt19basic_ostringstreamIwSt11char_traitsIwESaIwEE',
+ '_ZTTSt19basic_istringstreamIcSt11char_traitsIcESaIcEE',
+ '_ZTTSt19basic_istringstreamIwSt11char_traitsIwESaIwEE'
+
+ '_ZTVSt15basic_streambufIcSt11char_traitsIcEE',
+ '_ZTVSt15basic_stringbufIcSt11char_traitsIcESaIcEE',
+ '_ZTVSt15basic_stringbufIwSt11char_traitsIwESaIwEE',
+ '_ZTVSt18basic_stringstreamIcSt11char_traitsIcESaIcEE',
+ '_ZTVSt18basic_stringstreamIwSt11char_traitsIwESaIwEE',
+ '_ZTVSt19basic_ostringstreamIcSt11char_traitsIcESaIcEE',
+ '_ZTVSt19basic_ostringstreamIwSt11char_traitsIwESaIwEE',
+ '_ZTVSt19basic_istringstreamIcSt11char_traitsIcESaIcEE',
+ '_ZTVSt19basic_istringstreamIwSt11char_traitsIwESaIwEE'
+])
+
+TRANSIENTS_SPECIFIC = TRANSIENTS_92 | TRANSIENTS_STL4 | TRANSIENTS_STL5
+TRANSIENTS_COMMON = TRANSIENTS - TRANSIENTS_SPECIFIC
+
+def readExports(file):
+ lines = [l.rstrip() for l in open(file).readlines()]
+ if lines.pop(0) != "EXPORTS":
+ raise Exception("File %s is not a deffile" % file)
+
+ exports = []
+
+ for l in lines:
+ # Skip empty lines
+ if len(l.strip()) == 0:
+ continue
+
+ # Read lines
+ match = RE_ENTRY.match(l)
+ if not match:
+ raise Exception("Unrecognized line on file %s: %s" % (file, l))
+
+ (export, absent, comment) = match.groups()
+ exports.append((export, absent, comment))
+
+
+ return exports
+
+def movelastTransients(exports):
+ return [e for e in exports if e[0] not in TRANSIENTS] + \
+ [e for e in exports if e[0] in TRANSIENTS]
+
+def removeSpecific(exports):
+ return [e for e in exports if e[0] not in TRANSIENTS_SPECIFIC]
+
+def absentTransients(exports):
+ newExports = []
+ for e in exports:
+ if e[0] in TRANSIENTS:
+ e = (e[0], " ABSENT", e[2])
+ newExports.append(e)
+ return newExports
+
+def removeTransients(exports):
+ return [e for e in exports if e[0] not in TRANSIENTS]
+
+def defreeze(exports):
+ defrozen = []
+ for export, absent, comment in exports:
+ if export in ALLOWEDENTRIES:
+ defrozen.append((export, absent, comment))
+ else:
+ break
+ return defrozen
+
+def generate(exports):
+ output = "EXPORTS\n"
+
+ for index in range(len(exports)):
+ (export, absent, comment) = exports[index]
+ output = output + "\t%s @ %i NONAME%s%s\n" % (
+ export, index + 1, absent or "", comment or "")
+ return output + "\n"
+
+def list(exports):
+ return "\n ".join(["'%s'," % e[0] for e in exports])
+
+
+def main():
+ parser = OptionParser()
+ parser.add_option("-f", dest = "outputFile")
+ parser.add_option("-d", dest = "outputDir")
+ parser.add_option("-o", dest = "overwrite",
+ action = "store_true", default = False)
+ parser.add_option("--reorder", dest = "reorder",
+ action = "store_true", default = False,
+ help = "reorder transient exports to last")
+ parser.add_option("--removeSpecific", dest = "removeSpecific",
+ action = "store_true", default = False,
+ help = "remove exports which are specific to some environment")
+ parser.add_option("--removeTransients", dest = "removeTransients",
+ action = "store_true", default = False,
+ help = "remove all exports which are transients")
+ parser.add_option("--absentify", dest = "absentify",
+ action = "store_true", default = False,
+ help = "make absent transients exports")
+ parser.add_option("--defreeze", dest = "defreeze",
+ action = "store_true", default = False,
+ help = "defreeze all except configured exports")
+ parser.add_option("--list", dest = "list",
+ action = "store_true", default = False)
+ (options, args) = parser.parse_args()
+
+ # Read
+ for file in sum([glob.glob(arg) for arg in args], []):
+ exports = readExports(file)
+
+ # Modify
+ if options.reorder:
+ exports = movelastTransients(exports)
+ if options.removeSpecific:
+ exports = removeSpecific(exports)
+ if options.absentify:
+ exports = absentTransients(exports)
+ if options.defreeze:
+ exports = defreeze(exports)
+ if options.removeTransients:
+ exports = removeTransients(exports)
+
+ # Generate / list
+ if options.list:
+ output = list(exports)
+ else:
+ output = generate(exports)
+
+ # Write / print
+ if options.outputFile:
+ open(options.outputFile, "w").write(output)
+ elif options.outputDir:
+ open(os.path.join(options.outputDir, os.path.basename(file)),
+ "w").write(output)
+ elif options.overwrite:
+ open(file, "w").write(output)
+ print "Modified %s" % file
+ else:
+ print output
+
+if __name__ == "__main__":
+ main()
+
+