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#!/usr/bin/env python
#
# __COPYRIGHT__
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
"""
Verify that we handle keyboard interrupts (CTRL-C) correctly.
"""
import TestSCons
test = TestSCons.TestSCons()
test.write('toto.c', r"""
void foo()
{}
""")
test.write('SConstruct', r"""
import os
import sys
import signal
if 'killpg' not in dir(os) or 'setpgrp' not in dir(os) or sys.platform == 'cygwin':
# The platform does not support process group. Therefore, we
# directly invoked the SIGINT handler to simulate a
# KeyboardInterrupt. This hack is necessary because there is no
# easy way to get access to the current Job/Taskmaster object.
#
# Note that this way of performing the test is not as good as
# using killpg because the Taskmaster is stopped synchronously. In
# addition, the SCons subprocesses (or forked children before the
# exec() of the subprocess) are never killed. This therefore
# exercise less SCons functionality.
#
# FIXME: There seems to be a bug on Cygwin where the compiler
# process hangs after sending the SIGINT signal to the process
# group. It is probably a bug in cygwin1.dll, or maybe in the
# Python 'C' code or the Python subprocess module. We therefore do
# not use 'killpg' on Cygwin.
def explode(env, target, source):
handler = signal.getsignal(signal.SIGINT)
handler(signal.SIGINT, None)
return 0
else:
# The platform does support process group so we use killpg to send
# a SIGINT to everyone.
# Make sure that SCons is a process group leader.
os.setpgrp()
def explode(env, target, source):
os.killpg(0, signal.SIGINT)
all = []
for i in xrange(40):
all.extend(Object('toto%5d' % i, 'toto.c'))
all.extend(Command( 'broken', 'toto.c', explode))
Default( Alias('all', all))
"""
)
interruptedStr = """\
.*\
scons: building terminated because of errors\\.
.*\
scons: writing .sconsign file\\.
.*\
"""
def runtest(arguments):
test.run(arguments='-c')
test.run(arguments=arguments, status=2,
stdout=interruptedStr,
stderr='.*scons: Build interrupted\\.',
match=TestSCons.match_re_dotall)
for i in range(2):
runtest('-j1')
runtest('-j4')
runtest('-j8')
runtest('-j16')
runtest('-j32')
runtest('-j64')
runtest('-j1 --random')
runtest('-j4 --random')
runtest('-j8 --random')
runtest('-j16 --random')
runtest('-j32 --random')
runtest('-j64 --random')
test.pass_test()
# Local Variables:
# tab-width:4
# indent-tabs-mode:nil
# End:
# vim: set expandtab tabstop=4 shiftwidth=4:
|
