mirror of
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50 lines
1.3 KiB
Python
Executable File
50 lines
1.3 KiB
Python
Executable File
#! /usr/bin/env python3
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# Add some standard cpp magic to a header file
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import sys
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def main():
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args = sys.argv[1:]
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for filename in args:
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process(filename)
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def process(filename):
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try:
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f = open(filename, 'r')
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except IOError as msg:
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sys.stderr.write('%s: can\'t open: %s\n' % (filename, str(msg)))
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return
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with f:
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data = f.read()
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if data[:2] != '/*':
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sys.stderr.write('%s does not begin with C comment\n' % filename)
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return
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try:
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f = open(filename, 'w')
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except IOError as msg:
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sys.stderr.write('%s: can\'t write: %s\n' % (filename, str(msg)))
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return
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with f:
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sys.stderr.write('Processing %s ...\n' % filename)
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magic = 'Py_'
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for c in filename:
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if ord(c)<=0x80 and c.isalnum():
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magic = magic + c.upper()
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else: magic = magic + '_'
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print('#ifndef', magic, file=f)
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print('#define', magic, file=f)
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print('#ifdef __cplusplus', file=f)
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print('extern "C" {', file=f)
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print('#endif', file=f)
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print(file=f)
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f.write(data)
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print(file=f)
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print('#ifdef __cplusplus', file=f)
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print('}', file=f)
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print('#endif', file=f)
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print('#endif /*', '!'+magic, '*/', file=f)
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if __name__ == '__main__':
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main()
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