147 lines
4.8 KiB
Python
147 lines
4.8 KiB
Python
"""SCons.Tool.javah
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Tool-specific initialization for javah.
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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__
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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__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
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import os.path
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import SCons.Action
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import SCons.Builder
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import SCons.Node.FS
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import SCons.Tool.javac
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import SCons.Util
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from SCons.Tool.JavaCommon import get_java_install_dirs
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def emit_java_headers(target, source, env):
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"""Create and return lists of Java stub header files that will
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be created from a set of class files.
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"""
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class_suffix = env.get('JAVACLASSSUFFIX', '.class')
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classdir = env.get('JAVACLASSDIR')
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if not classdir:
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try:
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s = source[0]
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except IndexError:
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classdir = '.'
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else:
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try:
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classdir = s.attributes.java_classdir
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except AttributeError:
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classdir = '.'
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classdir = env.Dir(classdir).rdir()
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if str(classdir) == '.':
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c_ = None
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else:
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c_ = str(classdir) + os.sep
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slist = []
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for src in source:
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try:
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classname = src.attributes.java_classname
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except AttributeError:
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classname = str(src)
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if c_ and classname[:len(c_)] == c_:
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classname = classname[len(c_):]
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if class_suffix and classname[-len(class_suffix):] == class_suffix:
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classname = classname[:-len(class_suffix)]
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classname = SCons.Tool.javac.classname(classname)
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s = src.rfile()
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s.attributes.java_classname = classname
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slist.append(s)
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s = source[0].rfile()
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if not hasattr(s.attributes, 'java_classdir'):
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s.attributes.java_classdir = classdir
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if target[0].__class__ is SCons.Node.FS.File:
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tlist = target
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else:
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if not isinstance(target[0], SCons.Node.FS.Dir):
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target[0].__class__ = SCons.Node.FS.Dir
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target[0]._morph()
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tlist = []
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for s in source:
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fname = s.attributes.java_classname.replace('.', '_') + '.h'
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t = target[0].File(fname)
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t.attributes.java_lookupdir = target[0]
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tlist.append(t)
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return tlist, source
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def JavaHOutFlagGenerator(target, source, env, for_signature):
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try:
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t = target[0]
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except (AttributeError, IndexError, TypeError):
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t = target
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try:
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return '-d ' + str(t.attributes.java_lookupdir)
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except AttributeError:
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return '-o ' + str(t)
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def getJavaHClassPath(env,target, source, for_signature):
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path = "${SOURCE.attributes.java_classdir}"
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if 'JAVACLASSPATH' in env and env['JAVACLASSPATH']:
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path = SCons.Util.AppendPath(path, env['JAVACLASSPATH'])
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return "-classpath %s" % path
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def generate(env):
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"""Add Builders and construction variables for javah to an Environment."""
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java_javah = SCons.Tool.CreateJavaHBuilder(env)
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java_javah.emitter = emit_java_headers
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if env['PLATFORM'] == 'win32':
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# Ensure that we have a proper path for javah
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paths = get_java_install_dirs('win32')
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javah = SCons.Tool.find_program_path(env, 'javah', default_paths=paths)
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if javah:
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javah_bin_dir = os.path.dirname(javah)
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env.AppendENVPath('PATH', javah_bin_dir)
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env['_JAVAHOUTFLAG'] = JavaHOutFlagGenerator
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env['JAVAH'] = 'javah'
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env['JAVAHFLAGS'] = SCons.Util.CLVar('')
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env['_JAVAHCLASSPATH'] = getJavaHClassPath
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env['JAVAHCOM'] = '$JAVAH $JAVAHFLAGS $_JAVAHOUTFLAG $_JAVAHCLASSPATH ${SOURCES.attributes.java_classname}'
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env['JAVACLASSSUFFIX'] = '.class'
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def exists(env):
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return env.Detect('javah')
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# Local Variables:
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# tab-width:4
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# indent-tabs-mode:nil
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# End:
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# vim: set expandtab tabstop=4 shiftwidth=4:
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