jar.py
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上传日期:2018-11-18
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- """SCons.Tool.jar
- Tool-specific initialization for jar.
- 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/jar.py 3057 2008/06/09 22:21:00 knight"
- import SCons.Subst
- import SCons.Util
- def jarSources(target, source, env, for_signature):
- """Only include sources that are not a manifest file."""
- try:
- env['JARCHDIR']
- except KeyError:
- jarchdir_set = False
- else:
- jarchdir_set = True
- jarchdir = env.subst('$JARCHDIR', target=target, source=source)
- if jarchdir:
- jarchdir = env.fs.Dir(jarchdir)
- result = []
- for src in source:
- contents = src.get_contents()
- if contents[:16] != "Manifest-Version":
- if jarchdir_set:
- _chdir = jarchdir
- else:
- try:
- _chdir = src.attributes.java_classdir
- except AttributeError:
- _chdir = None
- if _chdir:
- # If we are changing the dir with -C, then sources should
- # be relative to that directory.
- src = SCons.Subst.Literal(src.get_path(_chdir))
- result.append('-C')
- result.append(_chdir)
- result.append(src)
- return result
- def jarManifest(target, source, env, for_signature):
- """Look in sources for a manifest file, if any."""
- for src in source:
- contents = src.get_contents()
- if contents[:16] == "Manifest-Version":
- return src
- return ''
- def jarFlags(target, source, env, for_signature):
- """If we have a manifest, make sure that the 'm'
- flag is specified."""
- jarflags = env.subst('$JARFLAGS', target=target, source=source)
- for src in source:
- contents = src.get_contents()
- if contents[:16] == "Manifest-Version":
- if not 'm' in jarflags:
- return jarflags + 'm'
- break
- return jarflags
- def generate(env):
- """Add Builders and construction variables for jar to an Environment."""
- SCons.Tool.CreateJarBuilder(env)
- env['JAR'] = 'jar'
- env['JARFLAGS'] = SCons.Util.CLVar('cf')
- env['_JARFLAGS'] = jarFlags
- env['_JARMANIFEST'] = jarManifest
- env['_JARSOURCES'] = jarSources
- env['_JARCOM'] = '$JAR $_JARFLAGS $TARGET $_JARMANIFEST $_JARSOURCES'
- env['JARCOM'] = "${TEMPFILE('$_JARCOM')}"
- env['JARSUFFIX'] = '.jar'
- def exists(env):
- return env.Detect('jar')