1 files changed, 421 insertions, 0 deletions
diff --git a/builder.py b/builder.py
new file mode 100755
index 00000000..5302112a
--- /dev/null
+++ b/builder.py
@@ -0,0 +1,421 @@
+#
+#  Copyright (c) 2015 Chris Johns <chrisj@rtems.org>. All rights reserved.
+#
+#  Copyright (c) 2009-2015 embedded brains GmbH.  All rights reserved.
+#
+#   embedded brains GmbH
+#   Dornierstr. 4
+#   82178 Puchheim
+#   Germany
+#   <info@embedded-brains.de>
+#
+#  Copyright (c) 2012 OAR Corporation. All rights reserved.
+#
+#  Redistribution and use in source and binary forms, with or without
+#  modification, are permitted provided that the following conditions
+#  are met:
+#  1. Redistributions of source code must retain the above copyright
+#     notice, this list of conditions and the following disclaimer.
+#  2. Redistributions in binary form must reproduce the above copyright
+#     notice, this list of conditions and the following disclaimer in the
+#     documentation and/or other materials provided with the distribution.
+#
+#  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+#  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+#  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+#  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+#  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+#  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+#  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# FreeBSD: http://svn.freebsd.org/base/releng/8.2/sys (revision 222485)
+
+import shutil
+import os
+import re
+import sys
+import getopt
+import filecmp
+import difflib
+
+#
+# Global controls.
+#
+RTEMS_DIR = "."
+FreeBSD_DIR = "freebsd-org"
+isVerbose = False
+isDryRun = False
+isDiffMode = False
+filesProcessed = 0
+
+# compare and process file only if different
+#  + copy or diff depending on execution mode
+def processIfDifferent(new, old, src):
+
+    global filesProcessed
+    global isVerbose, isDryRun, isEarlyExit
+
+    if not os.path.exists(old) or \
+       filecmp.cmp(new, old, shallow = False) == False:
+        filesProcessed += 1
+        if isDiffMode == False:
+            if isVerbose == True:
+                print "Move " + src + " to " + old
+            if isDryRun == False:
+                shutil.move(new, old)
+        else:
+            if isVerbose == True:
+                print "Diff %s => %s" % (src, new)
+            old_contents = open(old).readlines()
+            new_contents = open(new).readlines()
+            for line in \
+                difflib.unified_diff(old_contents, new_contents,
+                                     fromfile = src, tofile = new, n = 5):
+                sys.stdout.write(line)
+
+# Move target dependent files under a machine directory
+def mapCPUDependentPath(path):
+  return path.replace("include/", "include/machine/")
+
+def fixIncludes(data):
+    data = re.sub('#include <sys/lock.h>', '#include <rtems/bsd/sys/lock.h>', data)
+    data = re.sub('#include <sys/time.h>', '#include <rtems/bsd/sys/time.h>', data)
+    data = re.sub('#include <sys/cpuset.h>', '#include <rtems/bsd/sys/cpuset.h>', data)
+    data = re.sub('#include <sys/errno.h>', '#include <rtems/bsd/sys/errno.h>', data)
+    data = re.sub('#include <sys/param.h>', '#include <rtems/bsd/sys/param.h>', data)
+    data = re.sub('#include <sys/types.h>', '#include <rtems/bsd/sys/types.h>', data)
+    data = re.sub('#include <sys/resource.h>', '#include <rtems/bsd/sys/resource.h>', data)
+    data = re.sub('#include <sys/unistd.h>', '#include <rtems/bsd/sys/unistd.h>', data)
+    data = re.sub('#include <sys/_types.h>', '#include <rtems/bsd/sys/_types.h>', data)
+    return data
+
+# revert fixing the include paths inside a C or .h file
+def revertFixIncludes(data):
+    data = re.sub('#include <rtems/bsd/', '#include <', data)
+    data = re.sub('#include <util.h>', '#include <rtems/bsd/util.h>', data)
+    data = re.sub('#include <bsd.h>', '#include <rtems/bsd/bsd.h>', data)
+    data = re.sub('#include <zerocopy.h>', '#include <rtems/bsd/zerocopy.h>', data)
+    return data
+
+# fix include paths inside a C or .h file
+def fixLocalIncludes(data):
+    data = re.sub('#include "opt_([^"]*)"', '#include <rtems/bsd/local/opt_\\1>', data)
+    data = re.sub('#include "([^"]*)_if.h"', '#include <rtems/bsd/local/\\1_if.h>', data)
+    data = re.sub('#include "miidevs([^"]*)"', '#include <rtems/bsd/local/miidevs\\1>', data)
+    data = re.sub('#include "usbdevs([^"]*)"', '#include <rtems/bsd/local/usbdevs\\1>', data)
+    return data
+
+# revert fixing the include paths inside a C or .h file
+def revertFixLocalIncludes(data):
+    data = re.sub('#include <rtems/bsd/local/([^>]*)>', '#include "\\1"', data)
+    return data
+
+def assertHeaderFile(path):
+    if path[-2] != '.' or path[-1] != 'h':
+        print "*** " + path + " does not end in .h"
+        print "*** Move it to a C source file list"
+        sys.exit(2)
+
+def assertSourceFile(path):
+    if path[-2] != '.' or (path[-1] != 'c' and path[-1] != 'S'):
+        print "*** " + path + " does not end in .c"
+        print "*** Move it to a header file list"
+        sys.exit(2)
+
+class Converter(object):
+    def convert(self, src):
+        return open(src).read()
+
+    def isConvertible(self):
+        return True
+
+class NoConverter(Converter):
+    def convert(self, src):
+        raise
+
+    def isConvertible(self):
+        return False
+
+class EmptyConverter(Converter):
+    def convert(self, src):
+        return '/* EMPTY */\n'
+
+class FromFreeBSDToRTEMSHeaderConverter(Converter):
+    def convert(self, src):
+        data = super(FromFreeBSDToRTEMSHeaderConverter, self).convert(src)
+        data = fixLocalIncludes(data)
+        data = fixIncludes(data)
+        return data
+
+class FromFreeBSDToRTEMSUserSpaceHeaderConverter(Converter):
+    def convert(self, src):
+        data = super(FromFreeBSDToRTEMSUserSpaceHeaderConverter, self).convert(src)
+        data = fixIncludes(data)
+        return data
+
+class FromFreeBSDToRTEMSSourceConverter(Converter):
+    def convert(self, src):
+        data = super(FromFreeBSDToRTEMSSourceConverter, self).convert(src)
+        data = fixLocalIncludes(data)
+        data = fixIncludes(data)
+        data = '#include <machine/rtems-bsd-kernel-space.h>\n\n' + data
+        return data
+
+class FromFreeBSDToRTEMSUserSpaceSourceConverter(Converter):
+    def convert(self, src):
+        data = super(FromFreeBSDToRTEMSUserSpaceSourceConverter, self).convert(src)
+        data = fixIncludes(data)
+        data = '#include <machine/rtems-bsd-user-space.h>\n\n' + data
+        return data
+
+class FromRTEMSToFreeBSDHeaderConverter(Converter):
+    def convert(self, src):
+        data = super(FromRTEMSToFreeBSDHeaderConverter, self).convert(src)
+        data = revertFixLocalIncludes(data)
+        data = revertFixIncludes(data)
+        return data
+
+class FromRTEMSToFreeBSDSourceConverter(Converter):
+    def convert(self, src):
+        data = super(FromRTEMSToFreeBSDSourceConverter, self).convert(src)
+        data = re.sub('#include <machine/rtems-bsd-kernel-space.h>\n\n', '', data)
+        data = re.sub('#include <machine/rtems-bsd-user-space.h>\n\n', '', data)
+        data = revertFixLocalIncludes(data)
+        data = revertFixIncludes(data)
+        return data
+
+class PathComposer(object):
+    def composeFreeBSDPath(self, path):
+        return path
+
+    def composeRTEMSPath(self, path, prefix):
+        path = prefix + path
+        return path
+
+class FreeBSDPathComposer(PathComposer):
+    def composeFreeBSDPath(self, path):
+        return FreeBSD_DIR + '/' + path
+
+    def composeRTEMSPath(self, path, prefix):
+        return prefix + 'freebsd/' + path
+
+class RTEMSPathComposer(PathComposer):
+    def composeFreeBSDPath(self, path):
+        return path
+
+    def composeRTEMSPath(self, path, prefix):
+        path = prefix + 'rtemsbsd/' + path
+        return path
+
+class CPUDependentPathComposer(FreeBSDPathComposer):
+    def composeRTEMSPath(self, path, prefix):
+        path = super(CPUDependentPathComposer, self).composeRTEMSPath(path, prefix)
+        path = mapCPUDependentPath(path)
+        return path
+
+class TargetSourceCPUDependentPathComposer(CPUDependentPathComposer):
+    def __init__(self, targetCPU, sourceCPU):
+        self.targetCPU = targetCPU
+        self.sourceCPU = sourceCPU
+
+    def composeRTEMSPath(self, path, prefix):
+        path = super(TargetSourceCPUDependentPathComposer, self).composeRTEMSPath(path, prefix)
+        path = path.replace(self.sourceCPU, self.targetCPU)
+        return path
+
+class BuildSystemFragmentComposer(object):
+    def compose(self, path):
+        return ''
+
+class File(object):
+    def __init__(self, path, pathComposer,
+                 fromFreeBSDToRTEMSConverter, fromRTEMSToFreeBSDConverter, buildSystemComposer):
+        self.path = path
+        self.pathComposer = pathComposer
+        self.fromFreeBSDToRTEMSConverter = fromFreeBSDToRTEMSConverter
+        self.fromRTEMSToFreeBSDConverter = fromRTEMSToFreeBSDConverter
+        self.buildSystemComposer = buildSystemComposer
+
+    def copy(self, dst, src, converter = None):
+        import tempfile
+        if converter is not None and converter.isConvertible():
+            try:
+                if isDryRun == False:
+                    os.makedirs(os.path.dirname(dst))
+            except OSError:
+                pass
+            data = converter.convert(src)
+            try:
+                out = tempfile.NamedTemporaryFile(delete = False)
+                out.write(data)
+                out.close()
+                processIfDifferent(out.name, dst, src)
+            finally:
+                try:
+                    os.remove(out.name)
+                except:
+                    pass
+
+    def copyFromFreeBSDToRTEMS(self):
+        src = self.pathComposer.composeFreeBSDPath(self.path)
+        dst = self.pathComposer.composeRTEMSPath(self.path, RTEMS_DIR + '/')
+        self.copy(dst, src, self.fromFreeBSDToRTEMSConverter)
+
+    def copyFromRTEMSToFreeBSD(self):
+        src = self.pathComposer.composeRTEMSPath(self.path, RTEMS_DIR + '/')
+        dst = self.pathComposer.composeFreeBSDPath(self.path)
+        self.copy(dst, src, self.fromRTEMSToFreeBSDConverter)
+
+    def getFragment(self):
+        return self.buildSystemComposer.compose(self.pathComposer.composeRTEMSPath(self.path, ''))
+
+# Module - logical group of related files we can perform actions on
+class Module:
+    def __init__(self, name):
+        self.name = name
+        self.conditionalOn = "none"
+        self.files = []
+        self.cpuDependentSourceFiles = {}
+        self.dependencies = []
+
+    def initCPUDependencies(self, cpu):
+        if cpu not in self.cpuDependentSourceFiles:
+            self.cpuDependentSourceFiles[cpu] = []
+
+    def copyFromFreeBSDToRTEMS(self):
+        for f in self.files:
+            f.copyFromFreeBSDToRTEMS()
+        for cpu, files in self.cpuDependentSourceFiles.items():
+            for f in files:
+                f.copyFromFreeBSDToRTEMS()
+
+    def copyFromRTEMSToFreeBSD(self):
+        for f in self.files:
+            f.copyFromRTEMSToFreeBSD()
+        for cpu, files in self.cpuDependentSourceFiles.items():
+            for f in files:
+                f.copyFromRTEMSToFreeBSD()
+
+    def addFiles(self, newFiles, buildSystemComposer = BuildSystemFragmentComposer()):
+        files = []
+        for newFile in newFiles:
+            assertFile(newFile)
+            files += [File(newFile, composers, buildSystemComposer)]
+        return files
+
+    def addFile(self, f):
+        self.files += [f]
+
+    def addFiles(self, newFiles,
+                 pathComposer, fromFreeBSDToRTEMSConverter, fromRTEMSToFreeBSDConverter,
+                 assertFile, buildSystemComposer = BuildSystemFragmentComposer()):
+        files = []
+        for newFile in newFiles:
+            assertFile(newFile)
+            files += [File(newFile, pathComposer, fromFreeBSDToRTEMSConverter,
+                           fromRTEMSToFreeBSDConverter, buildSystemComposer)]
+        return files
+
+    def addKernelSpaceHeaderFiles(self, files):
+        self.files += self.addFiles(files,
+                                    FreeBSDPathComposer(), FromFreeBSDToRTEMSHeaderConverter(),
+                                    FromRTEMSToFreeBSDHeaderConverter(), assertHeaderFile)
+
+    def addUserSpaceHeaderFiles(self, files):
+        self.files += self.addFiles(files,
+                                    FreeBSDPathComposer(), FromFreeBSDToRTEMSUserSpaceHeaderConverter(),
+                                    FromRTEMSToFreeBSDHeaderConverter(), assertHeaderFile)
+
+    def addRTEMSHeaderFiles(self, files):
+        self.files += self.addFiles(files, RTEMSPathComposer(),
+                                    NoConverter(), NoConverter(), assertHeaderFile)
+
+    def addCPUDependentHeaderFiles(self, files):
+        self.files += self.addFiles(files,
+                                    CPUDependentPathComposer(), FromFreeBSDToRTEMSHeaderConverter(),
+                                    FromRTEMSToFreeBSDHeaderConverter(), assertHeaderFile)
+
+    def addTargetSourceCPUDependentHeaderFiles(self, targetCPUs, sourceCPU, files):
+        for cpu in targetCPUs:
+            self.files += self.addFiles(files,
+                                        TargetSourceCPUDependentPathComposer(cpu, sourceCPU),
+                                        FromFreeBSDToRTEMSHeaderConverter(),
+                                        NoConverter(), assertHeaderFile)
+
+    def addSourceFiles(self, files, sourceFileFragmentComposer):
+        self.files += self.addFiles(files,
+                                    PathComposer(), NoConverter(), NoConverter(), assertSourceFile,
+                                    sourceFileFragmentComposer)
+
+    def addKernelSpaceSourceFiles(self, files, sourceFileFragmentComposer):
+        self.files += self.addFiles(files,
+                                    FreeBSDPathComposer(), FromFreeBSDToRTEMSSourceConverter(),
+                                    FromRTEMSToFreeBSDSourceConverter(), assertSourceFile,
+                                    sourceFileFragmentComposer)
+
+    def addUserSpaceSourceFiles(self, files, sourceFileFragmentComposer):
+        self.files += self.addFiles(files,
+                                    FreeBSDPathComposer(),
+                                    FromFreeBSDToRTEMSUserSpaceSourceConverter(),
+                                    FromRTEMSToFreeBSDSourceConverter(), assertSourceFile,
+                                    sourceFileFragmentComposer)
+
+    def addRTEMSSourceFiles(self, files, sourceFileFragmentComposer):
+        self.files += self.addFiles(files,
+                                    RTEMSPathComposer(), NoConverter(), NoConverter(),
+                                    assertSourceFile, sourceFileFragmentComposer)
+
+    def addCPUDependentSourceFiles(self, cpu, files, sourceFileFragmentComposer):
+        self.initCPUDependencies(cpu)
+        self.cpuDependentSourceFiles[cpu] += \
+            self.addFiles(files,
+                          CPUDependentPathComposer(), FromFreeBSDToRTEMSSourceConverter(),
+                          FromRTEMSToFreeBSDSourceConverter(), assertSourceFile,
+                          sourceFileFragmentComposer)
+
+    def addTargetSourceCPUDependentSourceFiles(self, targetCPUs, sourceCPU, files,
+                                               sourceFileFragmentComposer):
+        for cpu in targetCPUs:
+            self.initCPUDependencies(cpu)
+            self.cpuDependentSourceFiles[cpu] += \
+                self.addFiles(files,
+                              TargetSourceCPUDependentPathComposer(cpu, sourceCPU),
+                              FromFreeBSDToRTEMSSourceConverter(), NoConverter(),
+                              assertSourceFile, sourceFileFragmentComposer)
+
+    def addTest(self, testFragementComposer):
+        self.files += [File(testFragementComposer.testName,
+                            PathComposer(), NoConverter(), NoConverter(),
+                            testFragementComposer)]
+
+    def addDependency(self, dep):
+        self.dependencies += [dep]
+
+class ModuleManager:
+    def __init__(self):
+        self.modules = {}
+        self.generator = {}
+        self.setGenerators()
+
+    def __getitem__(self, key):
+        if key not in self.modules:
+            raise KeyError('module %s not found' % (key))
+        return self.modules[key]
+
+    def getModules(self):
+        return sorted(self.modules.keys())
+
+    def addModule(self, module):
+        self.modules[module.name] = module
+
+    def copyFromFreeBSDToRTEMS(self):
+        for m in sorted(self.modules):
+            self.modules[m].copyFromFreeBSDToRTEMS()
+
+    def copyFromRTEMSToFreeBSD(self):
+        for m in sorted(self.modules):
+            self.modules[m].copyFromRTEMSToFreeBSD()