Added an unmodified copy of SCons to third_party.

scons-2.0.1/engine/SCons/Tool/javah.py

+"""SCons.Tool.javah
+
+Tool-specific initialization for javah.
+
+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, 2009, 2010 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/javah.py 5134 2010/08/16 23:02:40 bdeegan"
+
+import os.path
+
+import SCons.Action
+import SCons.Builder
+import SCons.Node.FS
+import SCons.Tool.javac
+import SCons.Util
+
+def emit_java_headers(target, source, env):
+    """Create and return lists of Java stub header files that will
+    be created from a set of class files.
+    """
+    class_suffix = env.get('JAVACLASSSUFFIX', '.class')
+    classdir = env.get('JAVACLASSDIR')
+
+    if not classdir:
+        try:
+            s = source[0]
+        except IndexError:
+            classdir = '.'
+        else:
+            try:
+                classdir = s.attributes.java_classdir
+            except AttributeError:
+                classdir = '.'
+    classdir = env.Dir(classdir).rdir()
+
+    if str(classdir) == '.':
+        c_ = None
+    else:
+        c_ = str(classdir) + os.sep
+
+    slist = []
+    for src in source:
+        try:
+            classname = src.attributes.java_classname
+        except AttributeError:
+            classname = str(src)
+            if c_ and classname[:len(c_)] == c_:
+                classname = classname[len(c_):]
+            if class_suffix and classname[-len(class_suffix):] == class_suffix:
+                classname = classname[:-len(class_suffix)]
+            classname = SCons.Tool.javac.classname(classname)
+        s = src.rfile()
+        s.attributes.java_classname = classname
+        slist.append(s)
+
+    s = source[0].rfile()
+    if not hasattr(s.attributes, 'java_classdir'):
+        s.attributes.java_classdir = classdir
+
+    if target[0].__class__ is SCons.Node.FS.File:
+        tlist = target
+    else:
+        if not isinstance(target[0], SCons.Node.FS.Dir):
+            target[0].__class__ = SCons.Node.FS.Dir
+            target[0]._morph()
+        tlist = []
+        for s in source:
+            fname = s.attributes.java_classname.replace('.', '_') + '.h'
+            t = target[0].File(fname)
+            t.attributes.java_lookupdir = target[0]
+            tlist.append(t)
+
+    return tlist, source
+
+def JavaHOutFlagGenerator(target, source, env, for_signature):
+    try:
+        t = target[0]
+    except (AttributeError, IndexError, TypeError):
+        t = target
+    try:
+        return '-d ' + str(t.attributes.java_lookupdir)
+    except AttributeError:
+        return '-o ' + str(t)
+
+def getJavaHClassPath(env,target, source, for_signature):
+    path = "${SOURCE.attributes.java_classdir}"
+    if 'JAVACLASSPATH' in env and env['JAVACLASSPATH']:
+        path = SCons.Util.AppendPath(path, env['JAVACLASSPATH'])
+    return "-classpath %s" % (path)
+
+def generate(env):
+    """Add Builders and construction variables for javah to an Environment."""
+    java_javah = SCons.Tool.CreateJavaHBuilder(env)
+    java_javah.emitter = emit_java_headers
+
+    env['_JAVAHOUTFLAG']    = JavaHOutFlagGenerator
+    env['JAVAH']            = 'javah'
+    env['JAVAHFLAGS']       = SCons.Util.CLVar('')
+    env['_JAVAHCLASSPATH']  = getJavaHClassPath
+    env['JAVAHCOM']         = '$JAVAH $JAVAHFLAGS $_JAVAHOUTFLAG $_JAVAHCLASSPATH ${SOURCES.attributes.java_classname}'
+    env['JAVACLASSSUFFIX']  = '.class'
+
+def exists(env):
+    return env.Detect('javah')
+
+# Local Variables:
+# tab-width:4
+# indent-tabs-mode:nil
+# End:
+# vim: set expandtab tabstop=4 shiftwidth=4: