Showing the changes to sys/src/cmd/python/Tools/scripts/fixheader.py (1 of 3706 files). Show all
Unified · Split
| @@ -0,0 +1,49 @@ | ||
| 1 | +#! /usr/bin/env python | |
| 2 | + | |
| 3 | +# Add some standard cpp magic to a header file | |
| 4 | + | |
| 5 | +import sys | |
| 6 | + | |
| 7 | +def main(): | |
| 8 | + args = sys.argv[1:] | |
| 9 | + for filename in args: | |
| 10 | + process(filename) | |
| 11 | + | |
| 12 | +def process(filename): | |
| 13 | + try: | |
| 14 | + f = open(filename, 'r') | |
| 15 | + except IOError, msg: | |
| 16 | + sys.stderr.write('%s: can\'t open: %s\n' % (filename, str(msg))) | |
| 17 | + return | |
| 18 | + data = f.read() | |
| 19 | + f.close() | |
| 20 | + if data[:2] <> '/*': | |
| 21 | + sys.stderr.write('%s does not begin with C comment\n' % filename) | |
| 22 | + return | |
| 23 | + try: | |
| 24 | + f = open(filename, 'w') | |
| 25 | + except IOError, msg: | |
| 26 | + sys.stderr.write('%s: can\'t write: %s\n' % (filename, str(msg))) | |
| 27 | + return | |
| 28 | + sys.stderr.write('Processing %s ...\n' % filename) | |
| 29 | + magic = 'Py_' | |
| 30 | + for c in filename: | |
| 31 | + if ord(c)<=0x80 and c.isalnum(): | |
| 32 | + magic = magic + c.upper() | |
| 33 | + else: magic = magic + '_' | |
| 34 | + sys.stdout = f | |
| 35 | + print '#ifndef', magic | |
| 36 | + print '#define', magic | |
| 37 | + print '#ifdef __cplusplus' | |
| 38 | + print 'extern "C" {' | |
| 39 | + print '#endif' | |
| 40 | ||
| 41 | + f.write(data) | |
| 42 | ||
| 43 | + print '#ifdef __cplusplus' | |
| 44 | + print '}' | |
| 45 | + print '#endif' | |
| 46 | + print '#endif /*', '!'+magic, '*/' | |
| 47 | + | |
| 48 | +if __name__ == '__main__': | |
| 49 | + main() | |