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#! /usr/bin/env python3
# Invoke sparse based on the contents of compile_commands.json
import json
import subprocess
import sys
import shlex
def extract_cflags(shcmd):
cflags = shlex.split(shcmd)
return [x for x in cflags
if x.startswith('-D') or x.startswith('-I') or x.startswith('-W')
or x.startswith('-std=')]
cflags = sys.argv[1:-1]
with open(sys.argv[-1], 'r') as fd:
compile_commands = json.load(fd)
for cmd in compile_commands:
cmd = ['sparse'] + cflags + extract_cflags(cmd['command']) + [cmd['file']]
print(' '.join((shlex.quote(x) for x in cmd)))
r = subprocess.run(cmd)
if r.returncode != 0:
sys.exit(r.returncode)
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