""" Functions for converting from DOS to UNIX line endings
"""
import sys, re, os
def dos2unix(file):
"Replace CRLF with LF in argument files. Print names of changed files."
if os.path.isdir(file):
print file, "Directory!"
return
data = open(file, "rb").read()
if '\0' in data:
print file, "Binary!"
return
newdata = re.sub("\r\n", "\n", data)
if newdata != data:
print 'dos2unix:', file
f = open(file, "wb")
f.write(newdata)
f.close()
return file
else:
print file, 'ok'
def dos2unix_one_dir(modified_files,dir_name,file_names):
for file in file_names:
full_path = os.path.join(dir_name,file)
file = dos2unix(full_path)
if file is not None:
modified_files.append(file)
def dos2unix_dir(dir_name):
modified_files = []
os.path.walk(dir_name,dos2unix_one_dir,modified_files)
return modified_files
#----------------------------------
def unix2dos(file):
"Replace LF with CRLF in argument files. Print names of changed files."
if os.path.isdir(file):
print file, "Directory!"
return
data = open(file, "rb").read()
if '\0' in data:
print file, "Binary!"
return
newdata = re.sub("\r\n", "\n", data)
newdata = re.sub("\n", "\r\n", newdata)
if newdata != data:
print 'unix2dos:', file
f = open(file, "wb")
f.write(newdata)
f.close()
return file
else:
print file, 'ok'
def unix2dos_one_dir(modified_files,dir_name,file_names):
for file in file_names:
full_path = os.path.join(dir_name,file)
unix2dos(full_path)
if file is not None:
modified_files.append(file)
def unix2dos_dir(dir_name):
modified_files = []
os.path.walk(dir_name,unix2dos_one_dir,modified_files)
return modified_files
if __name__ == "__main__":
dos2unix_dir(sys.argv[1])
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