--- /dev/null
+"""SCons.Tool.javac
+
+Tool-specific initialization for javac.
+
+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/javac.py 5023 2010/06/14 22:05:46 scons"
+
+import os
+import os.path
+
+import SCons.Action
+import SCons.Builder
+from SCons.Node.FS import _my_normcase
+from SCons.Tool.JavaCommon import parse_java_file
+import SCons.Util
+
+def classname(path):
+ """Turn a string (path name) into a Java class name."""
+ return os.path.normpath(path).replace(os.sep, '.')
+
+def emit_java_classes(target, source, env):
+ """Create and return lists of source java files
+ and their corresponding target class files.
+ """
+ java_suffix = env.get('JAVASUFFIX', '.java')
+ class_suffix = env.get('JAVACLASSSUFFIX', '.class')
+
+ target[0].must_be_same(SCons.Node.FS.Dir)
+ classdir = target[0]
+
+ s = source[0].rentry().disambiguate()
+ if isinstance(s, SCons.Node.FS.File):
+ sourcedir = s.dir.rdir()
+ elif isinstance(s, SCons.Node.FS.Dir):
+ sourcedir = s.rdir()
+ else:
+ raise SCons.Errors.UserError("Java source must be File or Dir, not '%s'" % s.__class__)
+
+ slist = []
+ js = _my_normcase(java_suffix)
+ for entry in source:
+ entry = entry.rentry().disambiguate()
+ if isinstance(entry, SCons.Node.FS.File):
+ slist.append(entry)
+ elif isinstance(entry, SCons.Node.FS.Dir):
+ result = SCons.Util.OrderedDict()
+ dirnode = entry.rdir()
+ def find_java_files(arg, dirpath, filenames):
+ java_files = sorted([n for n in filenames
+ if _my_normcase(n).endswith(js)])
+ mydir = dirnode.Dir(dirpath)
+ java_paths = [mydir.File(f) for f in java_files]
+ for jp in java_paths:
+ arg[jp] = True
+ for dirpath, dirnames, filenames in os.walk(dirnode.get_abspath()):
+ find_java_files(result, dirpath, filenames)
+ entry.walk(find_java_files, result)
+
+ slist.extend(list(result.keys()))
+ else:
+ raise SCons.Errors.UserError("Java source must be File or Dir, not '%s'" % entry.__class__)
+
+ version = env.get('JAVAVERSION', '1.4')
+ full_tlist = []
+ for f in slist:
+ tlist = []
+ source_file_based = True
+ pkg_dir = None
+ if not f.is_derived():
+ pkg_dir, classes = parse_java_file(f.rfile().get_abspath(), version)
+ if classes:
+ source_file_based = False
+ if pkg_dir:
+ d = target[0].Dir(pkg_dir)
+ p = pkg_dir + os.sep
+ else:
+ d = target[0]
+ p = ''
+ for c in classes:
+ t = d.File(c + class_suffix)
+ t.attributes.java_classdir = classdir
+ t.attributes.java_sourcedir = sourcedir
+ t.attributes.java_classname = classname(p + c)
+ tlist.append(t)
+
+ if source_file_based:
+ base = f.name[:-len(java_suffix)]
+ if pkg_dir:
+ t = target[0].Dir(pkg_dir).File(base + class_suffix)
+ else:
+ t = target[0].File(base + class_suffix)
+ t.attributes.java_classdir = classdir
+ t.attributes.java_sourcedir = f.dir
+ t.attributes.java_classname = classname(base)
+ tlist.append(t)
+
+ for t in tlist:
+ t.set_specific_source([f])
+
+ full_tlist.extend(tlist)
+
+ return full_tlist, slist
+
+JavaAction = SCons.Action.Action('$JAVACCOM', '$JAVACCOMSTR')
+
+JavaBuilder = SCons.Builder.Builder(action = JavaAction,
+ emitter = emit_java_classes,
+ target_factory = SCons.Node.FS.Entry,
+ source_factory = SCons.Node.FS.Entry)
+
+class pathopt(object):
+ """
+ Callable object for generating javac-style path options from
+ a construction variable (e.g. -classpath, -sourcepath).
+ """
+ def __init__(self, opt, var, default=None):
+ self.opt = opt
+ self.var = var
+ self.default = default
+
+ def __call__(self, target, source, env, for_signature):
+ path = env[self.var]
+ if path and not SCons.Util.is_List(path):
+ path = [path]
+ if self.default:
+ path = path + [ env[self.default] ]
+ if path:
+ return [self.opt, os.pathsep.join(path)]
+ #return self.opt + " " + os.pathsep.join(path)
+ else:
+ return []
+ #return ""
+
+def Java(env, target, source, *args, **kw):
+ """
+ A pseudo-Builder wrapper around the separate JavaClass{File,Dir}
+ Builders.
+ """
+ if not SCons.Util.is_List(target):
+ target = [target]
+ if not SCons.Util.is_List(source):
+ source = [source]
+
+ # Pad the target list with repetitions of the last element in the
+ # list so we have a target for every source element.
+ target = target + ([target[-1]] * (len(source) - len(target)))
+
+ java_suffix = env.subst('$JAVASUFFIX')
+ result = []
+
+ for t, s in zip(target, source):
+ if isinstance(s, SCons.Node.FS.Base):
+ if isinstance(s, SCons.Node.FS.File):
+ b = env.JavaClassFile
+ else:
+ b = env.JavaClassDir
+ else:
+ if os.path.isfile(s):
+ b = env.JavaClassFile
+ elif os.path.isdir(s):
+ b = env.JavaClassDir
+ elif s[-len(java_suffix):] == java_suffix:
+ b = env.JavaClassFile
+ else:
+ b = env.JavaClassDir
+ result.extend(b(t, s, *args, **kw))
+
+ return result
+
+def generate(env):
+ """Add Builders and construction variables for javac to an Environment."""
+ java_file = SCons.Tool.CreateJavaFileBuilder(env)
+ java_class = SCons.Tool.CreateJavaClassFileBuilder(env)
+ java_class_dir = SCons.Tool.CreateJavaClassDirBuilder(env)
+ java_class.add_emitter(None, emit_java_classes)
+ java_class.add_emitter(env.subst('$JAVASUFFIX'), emit_java_classes)
+ java_class_dir.emitter = emit_java_classes
+
+ env.AddMethod(Java)
+
+ env['JAVAC'] = 'javac'
+ env['JAVACFLAGS'] = SCons.Util.CLVar('')
+ env['JAVABOOTCLASSPATH'] = []
+ env['JAVACLASSPATH'] = []
+ env['JAVASOURCEPATH'] = []
+ env['_javapathopt'] = pathopt
+ env['_JAVABOOTCLASSPATH'] = '${_javapathopt("-bootclasspath", "JAVABOOTCLASSPATH")} '
+ env['_JAVACLASSPATH'] = '${_javapathopt("-classpath", "JAVACLASSPATH")} '
+ env['_JAVASOURCEPATH'] = '${_javapathopt("-sourcepath", "JAVASOURCEPATH", "_JAVASOURCEPATHDEFAULT")} '
+ env['_JAVASOURCEPATHDEFAULT'] = '${TARGET.attributes.java_sourcedir}'
+ env['_JAVACCOM'] = '$JAVAC $JAVACFLAGS $_JAVABOOTCLASSPATH $_JAVACLASSPATH -d ${TARGET.attributes.java_classdir} $_JAVASOURCEPATH $SOURCES'
+ env['JAVACCOM'] = "${TEMPFILE('$_JAVACCOM')}"
+ env['JAVACLASSSUFFIX'] = '.class'
+ env['JAVASUFFIX'] = '.java'
+
+def exists(env):
+ return 1
+
+# Local Variables:
+# tab-width:4
+# indent-tabs-mode:nil
+# End:
+# vim: set expandtab tabstop=4 shiftwidth=4:
projects / zxing.git / blobdiff