swig.py.svn-base
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上传日期:2018-11-18
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- """SCons.Tool.swig
- Tool-specific initialization for swig.
- There normally shouldn't be any need to import this module directly.
- It will usually be imported through the generic SCons.Tool.Tool()
- selection method.
- """
- #
- # Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 The SCons Foundation
- #
- # 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 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.
- #
- __revision__ = "src/engine/SCons/Tool/swig.py 3057 2008/06/09 22:21:00 knight"
- import os.path
- import re
- import SCons.Action
- import SCons.Defaults
- import SCons.Scanner
- import SCons.Tool
- import SCons.Util
- SwigAction = SCons.Action.Action('$SWIGCOM', '$SWIGCOMSTR')
- def swigSuffixEmitter(env, source):
- if '-c++' in SCons.Util.CLVar(env.subst("$SWIGFLAGS", source=source)):
- return '$SWIGCXXFILESUFFIX'
- else:
- return '$SWIGCFILESUFFIX'
- # Match '%module test', as well as '%module(directors="1") test'
- _reModule = re.compile(r'%module(?:s*(.*))?s+(.+)')
- def _swigEmitter(target, source, env):
- swigflags = env.subst("$SWIGFLAGS", target=target, source=source)
- flags = SCons.Util.CLVar(swigflags)
- for src in source:
- src = str(src.rfile())
- mnames = None
- if "-python" in flags and "-noproxy" not in flags:
- if mnames is None:
- mnames = _reModule.findall(open(src).read())
- target.extend(map(lambda m, d=target[0].dir:
- d.File(m + ".py"), mnames))
- if "-java" in flags:
- if mnames is None:
- mnames = _reModule.findall(open(src).read())
- java_files = map(lambda m: [m + ".java", m + "JNI.java"], mnames)
- java_files = SCons.Util.flatten(java_files)
- outdir = env.subst('$SWIGOUTDIR', target=target, source=source)
- if outdir:
- java_files = map(lambda j, o=outdir: os.path.join(o, j), java_files)
- java_files = map(env.fs.File, java_files)
- for jf in java_files:
- t_from_s = lambda t, p, s, x: t.dir
- SCons.Util.AddMethod(jf, t_from_s, 'target_from_source')
- target.extend(java_files)
- return (target, source)
- def generate(env):
- """Add Builders and construction variables for swig to an Environment."""
- c_file, cxx_file = SCons.Tool.createCFileBuilders(env)
- c_file.suffix['.i'] = swigSuffixEmitter
- cxx_file.suffix['.i'] = swigSuffixEmitter
- c_file.add_action('.i', SwigAction)
- c_file.add_emitter('.i', _swigEmitter)
- cxx_file.add_action('.i', SwigAction)
- cxx_file.add_emitter('.i', _swigEmitter)
- java_file = SCons.Tool.CreateJavaFileBuilder(env)
- java_file.suffix['.i'] = swigSuffixEmitter
- java_file.add_action('.i', SwigAction)
- java_file.add_emitter('.i', _swigEmitter)
- env['SWIG'] = 'swig'
- env['SWIGFLAGS'] = SCons.Util.CLVar('')
- env['SWIGCFILESUFFIX'] = '_wrap$CFILESUFFIX'
- env['SWIGCXXFILESUFFIX'] = '_wrap$CXXFILESUFFIX'
- env['_SWIGOUTDIR'] = '${"-outdir " + str(SWIGOUTDIR)}'
- env['SWIGPATH'] = []
- env['SWIGINCPREFIX'] = '-I'
- env['SWIGINCSUFFIX'] = ''
- env['_SWIGINCFLAGS'] = '$( ${_concat(SWIGINCPREFIX, SWIGPATH, SWIGINCSUFFIX, __env__, RDirs, TARGET, SOURCE)} $)'
- env['SWIGCOM'] = '$SWIG -o $TARGET ${_SWIGOUTDIR} ${_SWIGINCFLAGS} $SWIGFLAGS $SOURCES'
- expr = '^[ t]*%[ t]*(?:include|import|extern)[ t]*(<|"?)([^>s"]+)(?:>|"?)'
- scanner = SCons.Scanner.ClassicCPP("SWIGScan", ".i", "SWIGPATH", expr)
- env.Append(SCANNERS = scanner)
- def exists(env):
- return env.Detect(['swig'])