gstreamer/scripts/update-girs.py

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#!/usr/bin/python3
import os
import sys
from lxml import etree
from pathlib import Path as P
import argparse
PARSER = argparse.ArgumentParser()
PARSER.add_argument('builddir')
PARSER.add_argument('girs', nargs="+")
def make_rel(elem, gir_relpath):
filepath = P(elem.attrib["filename"])
filedir = filepath.parent
girdir = gir_relpath.parent
while filedir.name != girdir.name:
filedir = filedir.parent
while filedir.name == girdir.name:
filedir = filedir.parent
girdir = girdir.parent
elem.attrib["filename"] = str('..' / girdir / filepath)
if __name__ == "__main__":
opts = PARSER.parse_args()
girdir = P(__file__).parent.parent / 'girs'
for girfile in opts.girs:
gir_relpath = P(os.path.relpath(girfile, opts.builddir))
et = etree.parse(girfile)
# Remove line numbers from the girs as those would change all the time.
for n in et.iter("{http://www.gtk.org/introspection/core/1.0}source-position"):
del n.attrib["line"]
make_rel(n, gir_relpath)
for n in et.iter("{http://www.gtk.org/introspection/core/1.0}doc"):
del n.attrib["line"]
make_rel(n, gir_relpath)
et.write(str(girdir / os.path.basename(girfile)), pretty_print=True)