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src/parallel: family_pids were incompatible with FreeBSD 7 and CentOS 3.

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Ole Tange 2013-03-23 14:33:12 +01:00
parent e14d8f9586
commit 3d26864477
1 changed files with 22 additions and 34 deletions
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56
src/parallel
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@ -3519,42 +3519,30 @@ sub family_pids {
# TODO test this on different OS as 'ps' is known to be different
my $self = shift;
my $pid = $self->pid();
my $script;
if ($^O eq 'linux') {
$script = q{
family_pids() {
for CHILDPID in `ps --ppid "$@" -o pid --no-headers`; do
family_pids $CHILDPID &
done
echo "$@"
}
} .
"family_pids $pid; wait";
} elsif ($^O eq 'solaris') {
$script = q{
family_pids() {
if [ -z "$1" ] ; then return ; fi
family_pids `pgrep -P "$*"` &
for CHILDPID in "$@"; do
echo $CHILDPID
done
}
} .
"family_pids $pid; wait";
my (@pidtable,%children_of,@pids);
if ($^O eq 'linux' or $^O eq 'solaris') {
# Table with pid parentpid (SysV + GNU)
@pidtable = `ps -ef | awk '{print \$2" "\$3}'`;
} else {
# This should cover all System V-derived flavors of 'ps'
$script = q{
family_pids() {
for CHILDPID in `ps -f | awk '$3 == '"$@"' {print $2}'`; do
family_pids $CHILDPID &
done
echo "$@"
}
} .
"family_pids $pid; wait";
# Table with pid parentpid (BSD)
@pidtable = `ps -o pid,ppid -ax`;
}
my @pids = qx{$script};
chomp(@pids);
for (@pidtable) {
/(\S+)\s+(\S+)/ or ::die_bug("pidtable format");
push(@{$children_of{$2}},$1);
}
my @more = ($pid);
while(@more) {
my @m;
push @pids,@more;
for my $parent (@more) {
if($children_of{$parent}) {
push @m, @{$children_of{$parent}};
}
}
@more = @m;
}
return (@pids);
}