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"""
pprof-latency.py -- process Crossfire client latency profile
usage:
1. gather a profile using:
$ crossfire-client-gtk2 --profile-latency > out.txt
2. process the profile:
$ python3 utils/pprof-latency.py out.txt
"""
import sys
def main():
if len(sys.argv) < 2:
print("usage: python3 pprof-latency.py FILE")
return
path = sys.argv[1]
with open(path, 'r') as dat, open(path + ".hist", 'w') as hist:
data = dat.readlines()
fields = map(lambda l: l.strip().split('\t'), data)
pending = {}
for f in fields:
if f[0] == 'profile/com':
n, cmd = f[1:]
n = int(n)
pending[n] = cmd
elif f[0] == 'profile/comc':
n, t, s, _ = f[1:]
n = int(n)
t = int(t)
tdiff = t
cmd = pending[n]
del pending[n]
print("%d,%s" % (tdiff, cmd))
print("%d" % tdiff, file=hist)
if __name__ == '__main__':
main()
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