annotate tests/killdaemons.py @ 7769:8c06d4bf2c23

test-merge-tools: Don't use tac

"tac" was a bad tool - is not available on all platforms.

The test now only uses the "tools" true, false, head, echo, cat and /bin/cat

#!/usr/bin/env python

import os, sys, time, errno, signal

# Kill off any leftover daemon processes
try:
    fp = file(os.environ['DAEMON_PIDS'])
    for line in fp:
        try:
            pid = int(line)
        except ValueError:
            continue
        try:
            os.kill(pid, 0)
            os.kill(pid, signal.SIGTERM)
            for i in range(10):
                time.sleep(0.05)
                os.kill(pid, 0)
            os.kill(pid, signal.SIGKILL)
        except OSError, err:
            if err.errno != errno.ESRCH:
                raise
    fp.close()
except IOError:
    pass