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| """ 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]) | |