116 lines
4.4 KiB
Python
116 lines
4.4 KiB
Python
"""SCons.Tool.swig
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Tool-specific initialization for swig.
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There normally shouldn't be any need to import this module directly.
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It will usually be imported through the generic SCons.Tool.Tool()
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selection method.
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"""
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#
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# Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007 The SCons Foundation
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#
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# Permission is hereby granted, free of charge, to any person obtaining
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# a copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice shall be included
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# in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
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# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
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# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#
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__revision__ = "src/engine/SCons/Tool/swig.py 2523 2007/12/12 09:37:41 knight"
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import os.path
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import re
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import SCons.Action
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import SCons.Defaults
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import SCons.Scanner
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import SCons.Tool
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import SCons.Util
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SwigAction = SCons.Action.Action('$SWIGCOM', '$SWIGCOMSTR')
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def swigSuffixEmitter(env, source):
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if '-c++' in SCons.Util.CLVar(env.subst("$SWIGFLAGS", source=source)):
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return '$SWIGCXXFILESUFFIX'
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else:
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return '$SWIGCFILESUFFIX'
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_reModule = re.compile(r'%module\s+(.+)')
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def _swigEmitter(target, source, env):
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swigflags = env.subst("$SWIGFLAGS", target=target, source=source)
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flags = SCons.Util.CLVar(swigflags)
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for src in source:
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src = str(src.rfile())
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mnames = None
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if "-python" in flags and "-noproxy" not in flags:
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if mnames is None:
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mnames = _reModule.findall(open(src).read())
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target.extend(map(lambda m: m + ".py", mnames))
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if "-java" in flags:
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if mnames is None:
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mnames = _reModule.findall(open(src).read())
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java_files = map(lambda m: [m + ".java", m + "JNI.java"], mnames)
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java_files = SCons.Util.flatten(java_files)
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outdir = env.subst('$SWIGOUTDIR', target=target, source=source)
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if outdir:
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java_files = map(lambda j, o=outdir: os.path.join(o, j), java_files)
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java_files = map(env.fs.File, java_files)
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for jf in java_files:
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t_from_s = lambda t, p, s, x: t.dir
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SCons.Util.AddMethod(jf, t_from_s, 'target_from_source')
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target.extend(java_files)
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return (target, source)
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def generate(env):
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"""Add Builders and construction variables for swig to an Environment."""
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c_file, cxx_file = SCons.Tool.createCFileBuilders(env)
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c_file.suffix['.i'] = swigSuffixEmitter
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cxx_file.suffix['.i'] = swigSuffixEmitter
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c_file.add_action('.i', SwigAction)
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c_file.add_emitter('.i', _swigEmitter)
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cxx_file.add_action('.i', SwigAction)
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cxx_file.add_emitter('.i', _swigEmitter)
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java_file = SCons.Tool.CreateJavaFileBuilder(env)
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java_file.suffix['.i'] = swigSuffixEmitter
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java_file.add_action('.i', SwigAction)
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java_file.add_emitter('.i', _swigEmitter)
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env['SWIG'] = 'swig'
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env['SWIGFLAGS'] = SCons.Util.CLVar('')
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env['SWIGCFILESUFFIX'] = '_wrap$CFILESUFFIX'
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env['SWIGCXXFILESUFFIX'] = '_wrap$CXXFILESUFFIX'
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env['_SWIGOUTDIR'] = '${"-outdir " + str(SWIGOUTDIR)}'
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env['SWIGPATH'] = []
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env['SWIGINCPREFIX'] = '-I'
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env['SWIGINCSUFFIX'] = ''
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env['_SWIGINCFLAGS'] = '$( ${_concat(SWIGINCPREFIX, SWIGPATH, SWIGINCSUFFIX, __env__, RDirs, TARGET, SOURCE)} $)'
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env['SWIGCOM'] = '$SWIG -o $TARGET ${_SWIGOUTDIR} ${_SWIGINCFLAGS} $SWIGFLAGS $SOURCES'
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expr = '^[ \t]*%[ \t]*(?:include|import|extern)[ \t]*(<|"?)([^>\s"]+)(?:>|"?)'
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scanner = SCons.Scanner.ClassicCPP("SWIGScan", ".i", "SWIGPATH", expr)
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env.Append(SCANNERS = scanner)
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def exists(env):
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return env.Detect(['swig'])
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