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#!/usr/bin/env python2.3
"""
Strip leading byte-order-mark from utf-8 files.
"""
import sys
def usage(prog):
print >>sys.stderr, 'usage: %s' % prog
sys.exit(1)
def main(prog, *args):
bufsize = 65536
utf8bom = '\xef\xbb\xbf'
from getopt import getopt, GetoptError
try:
opts, args = getopt(args, '')
except GetoptError:
usage(prog)
if args:
usage(prog)
inf = sys.stdin
outf = sys.stdout
buf = inf.read(len(utf8bom))
if buf != utf8bom:
outf.write(buf)
if buf == '':
return
while True:
buf = inf.read(bufsize)
if buf == '':
break
outf.write(buf)
if __name__ == '__main__':
try:
main(*sys.argv)
except KeyboardInterrupt:
sys.exit(1)
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