lib/scripts/system.pl
author wenzelm
Sat, 10 Jan 2009 21:32:30 +0100
changeset 29435 a5f84ac14609
parent 29145 b1c6f4563df7
child 34197 aecdcaaa8ff3
permissions -rw-r--r--
added parallel_proofs flag (default true, cf. usedir option -Q), which can be disabled in low-memory situations;
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#
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# Author: Makarius
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#
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# system.pl - invoke shell command line (with robust signal handling)
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#
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# args
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($group, $script_name, $pid_name, $output_name) = @ARGV;
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# process id
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if ($group eq "group") {
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  use POSIX "setsid";
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  POSIX::setsid || die $!;
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}
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open (PID_FILE, ">", $pid_name) || die $!;
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print PID_FILE "$$\n";
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close PID_FILE;
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# exec script
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$SIG{'INT'} = "DEFAULT";   #paranoia setting, required for Cygwin
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exec qq/exec bash '$script_name' > '$output_name'/;
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