lib/scripts/system.pl
author wenzelm
Mon, 18 Feb 2008 21:33:29 +0100
changeset 26092 260cca2e16fa
child 26096 783f957dcb01
permissions -rw-r--r--
system.pl - invoke shell command line (with robust signal handling);
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
26092
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
     1
#
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
     2
# $Id$
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
     3
# Author: Makarius
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
     4
#
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
     5
# system.pl - invoke shell command line (with robust signal handling)
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
     6
#
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
     7
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
     8
# args
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
     9
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
    10
($group, $script_name, $pid_name, $output_name) = @ARGV;
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
    11
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
    12
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
    13
# process id
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
    14
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
    15
if ($group eq "group") { setpgrp; }
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
    16
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
    17
open (PID_FILE, ">", $pid_name) || die $!;
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
    18
print PID_FILE "$$\n";
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
    19
close PID_FILE;
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
    20
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
    21
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
    22
# exec script
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
    23
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
    24
$SIG{'INT'} = "DEFAULT";   #paranoia setting, required for Cygwin
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
    25
exec qq/exec bash '$script_name' > '$output_name'/;
260cca2e16fa system.pl - invoke shell command line (with robust signal handling);
wenzelm
parents:
diff changeset
    26