/usr/bin/launchn is in csmith 2.3.0-3.
This file is owned by root:root, with mode 0o755.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 | #!/usr/bin/perl -w
##
## Copyright (c) 2011 The University of Utah
## All rights reserved.
##
## This file is part of `csmith', a random generator of C programs.
##
## Redistribution and use in source and binary forms, with or without
## modification, are permitted provided that the following conditions are met:
##
## * Redistributions of source code must retain the above copyright notice,
## this list of conditions and the following disclaimer.
##
## * Redistributions in binary form must reproduce the above copyright
## notice, this list of conditions and the following disclaimer in the
## documentation and/or other materials provided with the distribution.
##
## THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
## AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
## IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
## ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
## LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
## CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
## SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
## INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
## CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
## ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
## POSSIBILITY OF SUCH DAMAGE.
###############################################################################
# This script illustrates how to run compiler_test.pl in parallel on multi-core machines. Please make sure
# these processes are terminated at the end of your testing
#!/usr/bin/perl -w
use strict;
use warnings;
use Sys::CPU;
sub usage () {
die "usage: launchn.pl <config-file>\n";
}
my $CONFIG_FILE = "";
my $CPUS = Sys::CPU::cpu_count();
if (scalar (@ARGV) != 1 || !(-e $ARGV[0]) ) {
usage();
}
print "looks like we have $CPUS cpus\n";
$CONFIG_FILE = $ARGV[0];
for (my $i=0; $i<$CPUS; $i++) {
my $dir = "work$i";
system "rm -rf $dir";
system "mkdir $dir";
chdir $dir;
system "nice -19 nohup ../compiler_test.pl 0 ../$CONFIG_FILE > output.txt 2>&1 &";
print "start working in $dir\n";
chdir "..";
}
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