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path: root/contrib/filter-lcov.py
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#!/usr/bin/env python3

import argparse

parser = argparse.ArgumentParser(description='Remove the coverage data from a tracefile for all files matching the pattern.')
parser.add_argument('pattern', help='the pattern of files to remove')
parser.add_argument('tracefile', help='the tracefile to remove the coverage data from')
parser.add_argument('outfile', help='filename for the output to be written to')

args = parser.parse_args()
tracefile = args.tracefile
pattern = args.pattern
outfile = args.outfile

in_remove = False
with open(tracefile, 'r') as f:
    with open(outfile, 'w') as wf:
        for line in f:
            if line.startswith("SF:") and pattern in line:
                in_remove = True
            if not in_remove:
                wf.write(line)
            if line == 'end_of_record\n':
                in_remove = False