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 shared-testcase

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fixheader.py

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#! /usr/bin/env python3

# Add some standard cpp magic to a header file

import sys

def main():

args = sys.argv[1:]

for filename in args:

process(filename)

def process(filename):

try:

f = open(filename, 'r')

except IOError as msg:

sys.stderr.write('%s: can\'t open: %s\n' % (filename, str(msg)))

return

with f:

data = f.read()

if data[:2] != '/*':

sys.stderr.write('%s does not begin with C comment\n' % filename)

return

try:

f = open(filename, 'w')

except IOError as msg:

sys.stderr.write('%s: can\'t write: %s\n' % (filename, str(msg)))

return

with f:

sys.stderr.write('Processing %s ...\n' % filename)

magic = 'Py_'

for c in filename:

if ord(c)<=0x80 and c.isalnum():

magic = magic + c.upper()

else: magic = magic + '_'

print('#ifndef', magic, file=f)

print('#define', magic, file=f)

print('#ifdef __cplusplus', file=f)

print('extern "C" {', file=f)

print('#endif', file=f)

print(file=f)

f.write(data)

print(file=f)

print('#ifdef __cplusplus', file=f)

print('}', file=f)

print('#endif', file=f)

print('#endif /*', '!'+magic, '*/', file=f)

if __name__ == '__main__':

main()