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path: root/build/scripts/f2c.py
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import sys
import subprocess
import argparse
import os

 
header = '''\ 
#ifdef __GNUC__ 
#pragma GCC diagnostic push 
#pragma GCC diagnostic ignored "-Wunused-parameter" 
#pragma GCC diagnostic ignored "-Wmissing-braces" 
#pragma GCC diagnostic ignored "-Wuninitialized" 
#pragma GCC diagnostic ignored "-Wreturn-type" 
#pragma GCC diagnostic ignored "-Wmissing-field-initializers" 
#endif 
 
''' 
 
footer = ''' 
#ifdef __GNUC__ 
#pragma GCC diagnostic pop 
#endif 
''' 
 
 
def mkdir_p(directory): 
    if not os.path.exists(directory): 
        os.makedirs(directory) 
 
 
if __name__ == '__main__':
    parser = argparse.ArgumentParser()

    parser.add_argument('-t', '--tool')
    parser.add_argument('-c', '--input')
    parser.add_argument('-o', '--output')

    args = parser.parse_args()
    tmpdir = args.output + '.f2c' 
    mkdir_p(tmpdir) 
    # should parse includes, really
    p = subprocess.Popen( 
        [args.tool, '-w', '-R', '-a', '-I' + os.path.dirname(args.input), '-T' + tmpdir], 
        stdout=subprocess.PIPE, stderr=subprocess.PIPE, stdin=subprocess.PIPE) 
    stdout, stderr = p.communicate(input=open(args.input).read())
    ret = p.wait()

    if ret:
        print >>sys.stderr, 'f2c failed: %s, %s' % (stderr, ret)
        sys.exit(ret)

    if 'Error' in stderr:
        print >>sys.stderr, stderr

    with open(args.output, 'w') as f:
        f.write(header) 
        f.write(stdout)
        f.write(footer)