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#!/usr/bin/python3
# A simple rpm unpacking demonstration.
# Accepts src.rpm files as arguments and extracts spec files to current
# directory.
import rpm
import sys
def getspec(h, fd):
files = rpm.files(h)
payload = rpm.fd(fd, 'r', h['payloadcompressor'])
archive = files.archive(payload)
for f in archive:
if not f.fflags & rpm.RPMFILE_SPECFILE:
continue
fn = './%s' % f.name
wfd = rpm.fd(fn, 'w')
archive.readto(wfd)
wfd.close()
print(fn, file=sys.stderr)
break
if __name__ == '__main__':
ts = rpm.ts()
for arg in sys.argv[1:]:
fd = rpm.fd(arg, 'r')
h = ts.hdrFromFdno(fd)
if not h.isSource():
print("%s: not a source rpm" % arg, file=sys.stderr)
continue
getspec(h, fd)
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