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freebsd-to-rtems.py - Only copy if new version of file is different

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This commit is contained in:
Joel Sherrill 2012-03-08 14:13:25 -06:00
parent 24600f22ab
commit 287453d759
1 changed files with 28 additions and 6 deletions
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34
freebsd-to-rtems.py
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@ -8,6 +8,8 @@
# 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:
@ -36,6 +38,7 @@ import os
import re
import sys
import getopt
import filecmp
RTEMS_DIR = "not_set"
FreeBSD_DIR = "not_set"
@ -44,6 +47,7 @@ isForward = True
isDryRun = False
isEarlyExit = False
isOnlyMakefile = False
tempFile = "/tmp/tmp_FBRT"
def usage():
print "freebsd-to-rtems.py [args]"
@ -177,46 +181,64 @@ def revertFixIncludes(data):
data = re.sub('#([ \t]*)include <' + PREFIX + '/', '#\\1include <', data)
return data
# compare and overwrite destination file only if different
def copyIfDifferent(new, old):
if filecmp.cmp(new, old, shallow=False) == False:
shutil.move(new, old)
# print "Move " + new + " to " + old
return True
return False
# Copy a header file from FreeBSD to the RTEMS BSD tree
def installHeaderFile(org):
global tempFile
src = FreeBSD_DIR + '/' + org
dst = RTEMS_DIR + '/' + PREFIX + '/' + org # + org.replace('rtems/', '')
dst = mapContribPath(dst)
if isVerbose == True:
print "Install Header - " + src + " => " + dst
if isDryRun == True:
if isVerbose == True:
print "Install Header - " + src + " => " + dst
return
try:
os.makedirs(os.path.dirname(dst))
except OSError:
pass
data = open(src).read()
out = open(dst, 'w')
out = open(tempFile, 'w')
if src.find('rtems') == -1:
data = fixIncludes(data)
out.write(data)
out.close()
if copyIfDifferent(tempFile, dst) == True:
if isVerbose == True:
print "Install Header - " + src + " => " + dst
# Copy a source file from FreeBSD to the RTEMS BSD tree
def installSourceFile(org):
global tempFile
src = FreeBSD_DIR + '/' + org
dst = RTEMS_DIR + '/' + PREFIX + '/' + org
dst = mapContribPath(dst)
if isVerbose == True:
print "Install Source - " + src + " => " + dst
if isDryRun == True:
if isVerbose == True:
print "Install Source - " + src + " => " + dst
return
try:
os.makedirs(os.path.dirname(dst))
except OSError:
pass
data = open(src).read()
out = open(dst, 'w')
out = open(tempFile, 'w')
if src.find('rtems') == -1:
data = fixIncludes(data)
out.write('#include <' + PREFIX + '/machine/rtems-bsd-config.h>\n\n')
out.write(data)
out.close()
if copyIfDifferent(tempFile, dst) == True:
if isVerbose == True:
print "Install Source - " + src + " => " + dst
# Revert a header file from the RTEMS BSD tree to the FreeBSD tree
def revertHeaderFile(org):