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#!/usr/bin/env python
# Compiler wrapper with stack-cleaner support (enabled by default).
# Usage: ./compiler-wrapper target-compiler args [-f[no-]stack-cleaner]
import sys
import os
import re
compiler = sys.argv[1]
enabled = True
args = []
for arg in sys.argv[2:]:
if arg == "--help":
sys.stderr.write(
"Compiler wrapper with stack-cleaner.\n"
"Usage: {} compiler [-f[no-]stack-cleaner] [options]\n".format(sys.argv[0]))
sys.exit(0)
elif arg == "-fno-stack-cleaner":
enabled = False
elif arg == "-fstack-cleaner":
enabled = True
else:
args.append(arg)
if enabled:
if re.match("^clang", os.path.basename(compiler)):
args.insert(0, "-no-integrated-as")
args.insert(0, os.path.dirname(sys.argv[0]))
args.insert(0, "-B")
args.insert(0, compiler)
os.execvp(args[0], args)
sys.stderr.write("compiler-wrapper: Could not exec\n")
os.exit(1)
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