| | """ Functions for converting from DOS to UNIX line endings |
| | |
| | """ |
| | import os |
| | import re |
| | import sys |
| |
|
| |
|
| | def dos2unix(file): |
| | "Replace CRLF with LF in argument files. Print names of changed files." |
| | if os.path.isdir(file): |
| | print(file, "Directory!") |
| | return |
| |
|
| | with open(file, "rb") as fp: |
| | data = fp.read() |
| | if '\0' in data: |
| | print(file, "Binary!") |
| | return |
| |
|
| | newdata = re.sub("\r\n", "\n", data) |
| | if newdata != data: |
| | print('dos2unix:', file) |
| | with open(file, "wb") as f: |
| | f.write(newdata) |
| | 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 |
| |
|
| | with open(file, "rb") as fp: |
| | data = fp.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) |
| | with open(file, "wb") as f: |
| | f.write(newdata) |
| | 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]) |
| |
|