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#! /usr/bin/env python
#
# 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 os
import sys
import getopt
import builder
import makefile
import libbsd
isForward = True
isEarlyExit = False
isOnlyMakefile = False
def usage():
print "freebsd-to-rtems.py [args]"
print " -?|-h|--help print this and exit"
print " -d|--dry-run run program but no modifications"
print " -D|--diff provide diff of files between trees"
print " -e|--early-exit evaluate arguments, print results, and exit"
print " -m|--makefile just generate Makefile"
print " -R|--reverse default FreeBSD -> RTEMS, reverse that"
print " -r|--rtems RTEMS Libbsd directory (default: '.')"
print " -f|--freebsd FreeBSD SVN directory (default: 'freebsd-org')"
print " -v|--verbose enable verbose output mode"
# Parse the arguments
def parseArguments():
global isForward, isEarlyExit
global isOnlyMakefile
try:
opts, args = getopt.getopt(sys.argv[1:],
"?hdDemRr:f:v",
[ "help",
"help",
"dry-run"
"diff"
"early-exit"
"makefile"
"reverse"
"rtems="
"freebsd="
"verbose" ])
except getopt.GetoptError, err:
# print help information and exit:
print str(err) # will print something like "option -a not recognized"
usage()
sys.exit(2)
for o, a in opts:
if o in ("-v", "--verbose"):
builder.isVerbose = True
elif o in ("-h", "--help", "-?"):
usage()
sys.exit()
elif o in ("-d", "--dry-run"):
builder.isDryRun = True
elif o in ("-D", "--diff"):
builder.isDiffMode = True
elif o in ("-e", "--early-exit"):
isEarlyExit = True
elif o in ("-m", "--makefile"):
isOnlyMakefile = True
elif o in ("-R", "--reverse"):
isForward = False
elif o in ("-r", "--rtems"):
builder.RTEMS_DIR = a
elif o in ("-f", "--freebsd"):
builder.FreeBSD_DIR = a
else:
assert False, "unhandled option"
parseArguments()
print "Verbose: " + ("no", "yes")[builder.isVerbose]
print "Dry Run: " + ("no", "yes")[builder.isDryRun]
print "Diff Mode Enabled: " + ("no", "yes")[builder.isDiffMode]
print "Only Generate Makefile: " + ("no", "yes")[isOnlyMakefile]
print "RTEMS Libbsd Directory: " + builder.RTEMS_DIR
print "FreeBSD SVN Directory: " + builder.FreeBSD_DIR
print "Direction: " + ("reverse", "forward")[isForward]
# Check directory argument was set and exist
def wasDirectorySet(desc, path):
if path == "not_set":
print "error:" + desc + " Directory was not specified on command line"
sys.exit(2)
if os.path.isdir( path ) != True:
print "error:" + desc + " Directory (" + path + ") does not exist"
sys.exit(2)
# Were RTEMS and FreeBSD directories specified
wasDirectorySet( "RTEMS", builder.RTEMS_DIR )
wasDirectorySet( "FreeBSD", builder.FreeBSD_DIR )
# Are we generating or reverting?
if isForward == True:
print "Forward from FreeBSD GIT into ", builder.RTEMS_DIR
else:
print "Reverting from ", builder.RTEMS_DIR
if isOnlyMakefile == True:
print "error: Makefile Mode and Reverse are contradictory"
sys.exit(2)
if isEarlyExit == True:
print "Early exit at user request"
sys.exit(0)
makefile_generator = makefile.ModuleManager()
libbsd.sources(makefile_generator)
# Perform the actual file manipulation
if isForward:
if not isOnlyMakefile:
makefile_generator.copyFromFreeBSDToRTEMS()
makefile_generator.generate()
else:
makefile_generator.copyFromRTEMSToFreeBSD()
# Print a summary if changing files
if builder.isDiffMode == False:
print '%d file(s) were changed.' % (builder.filesProcessed)
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