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"""Default allocators using system libraries"""
import subprocess
maybe_allocators = ["tcmalloc", "jemalloc", "hoard"]
allocators = {"libc": {"cmd_prefix": "",
"binary_suffix": "",
"LD_PRELOAD": "",
"color": "C1"}}
for i, t in enumerate(maybe_allocators):
try:
path = subprocess.run('whereis lib{} | cut -d":" -f2'.format(t),
shell=True, stdout=subprocess.PIPE,
universal_newlines=True).stdout.strip()
if path != "":
allocators[t] = {"cmd_prefix": "",
"binary_suffix": "",
"LD_PRELOAD": path,
"color": "C"+str(i+2)}
except:
pass
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