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