3 Tool-specific initialization for javah.
5 There normally shouldn't be any need to import this module directly.
6 It will usually be imported through the generic SCons.Tool.Tool()
12 # Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 The SCons Foundation
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18 # distribute, sublicense, and/or sell copies of the Software, and to
19 # permit persons to whom the Software is furnished to do so, subject to
20 # the following conditions:
22 # The above copyright notice and this permission notice shall be included
23 # in all copies or substantial portions of the Software.
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26 # KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
27 # WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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34 __revision__ = "src/engine/SCons/Tool/javah.py 3842 2008/12/20 22:59:52 scons"
42 import SCons.Tool.javac
45 def emit_java_headers(target, source, env):
46 """Create and return lists of Java stub header files that will
47 be created from a set of class files.
49 class_suffix = env.get('JAVACLASSSUFFIX', '.class')
50 classdir = env.get('JAVACLASSDIR')
59 classdir = s.attributes.java_classdir
60 except AttributeError:
62 classdir = env.Dir(classdir).rdir()
64 if str(classdir) == '.':
67 c_ = str(classdir) + os.sep
72 classname = src.attributes.java_classname
73 except AttributeError:
75 if c_ and classname[:len(c_)] == c_:
76 classname = classname[len(c_):]
77 if class_suffix and classname[-len(class_suffix):] == class_suffix:
78 classname = classname[:-len(class_suffix)]
79 classname = SCons.Tool.javac.classname(classname)
81 s.attributes.java_classname = classname
85 if not hasattr(s.attributes, 'java_classdir'):
86 s.attributes.java_classdir = classdir
88 if target[0].__class__ is SCons.Node.FS.File:
91 if not isinstance(target[0], SCons.Node.FS.Dir):
92 target[0].__class__ = SCons.Node.FS.Dir
96 fname = string.replace(s.attributes.java_classname, '.', '_') + '.h'
97 t = target[0].File(fname)
98 t.attributes.java_lookupdir = target[0]
103 def JavaHOutFlagGenerator(target, source, env, for_signature):
106 except (AttributeError, TypeError):
109 return '-d ' + str(t.attributes.java_lookupdir)
110 except AttributeError:
111 return '-o ' + str(t)
113 def getJavaHClassPath(env,target, source, for_signature):
114 path = "${SOURCE.attributes.java_classdir}"
115 if env.has_key('JAVACLASSPATH') and env['JAVACLASSPATH']:
116 path = SCons.Util.AppendPath(path, env['JAVACLASSPATH'])
117 return "-classpath %s" % (path)
120 """Add Builders and construction variables for javah to an Environment."""
121 java_javah = SCons.Tool.CreateJavaHBuilder(env)
122 java_javah.emitter = emit_java_headers
124 env['_JAVAHOUTFLAG'] = JavaHOutFlagGenerator
125 env['JAVAH'] = 'javah'
126 env['JAVAHFLAGS'] = SCons.Util.CLVar('')
127 env['_JAVAHCLASSPATH'] = getJavaHClassPath
128 env['JAVAHCOM'] = '$JAVAH $JAVAHFLAGS $_JAVAHOUTFLAG $_JAVAHCLASSPATH ${SOURCES.attributes.java_classname}'
129 env['JAVACLASSSUFFIX'] = '.class'
132 return env.Detect('javah')