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August 24, 2019 13:02
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Change character encodings of a bunch of C++ source files
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| #!/usr/bin/python | |
| import sys, os, chardet | |
| def main(argv): | |
| if len(argv) < 3: | |
| print("Usage: " + argv[0] + " <directory> encoding") | |
| sys.exit(2) | |
| root_dir = argv[1] | |
| target_encoding = argv[2] | |
| for root, dirnames, filenames in os.walk(root_dir): | |
| for filename in filenames: | |
| if filename.endswith(('.h', '.cpp', '.c', '.cc')): | |
| source_file = os.path.join(root, filename) | |
| source_encoding = chardet.detect(open(source_file, 'rb').read())['encoding'] | |
| if source_encoding != target_encoding and source_encoding != 'ascii': | |
| print("Convert ", source_file, " from ", source_encoding) | |
| with open(source_file, 'r', encoding=source_encoding) as f: | |
| try: | |
| lines = f.readlines() | |
| except: | |
| print("ERROR reading file ", source_file, source_encoding) | |
| raise | |
| with open(source_file, 'w', encoding=target_encoding) as f: | |
| try: | |
| for line in lines: | |
| f.write(line) | |
| except: | |
| print("ERROR writing file ", source_file, source_encoding) | |
| raise | |
| if __name__ == "__main__": | |
| main(sys.argv) |
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