NAME

BGS::Limit - Background execution of subroutines in child processes with limit of child processes.

SYNOPSIS

  use BGS::Limit;

  my @foo;

  foreach my $i (1 .. 7) {
    bgs_call {
      # child process
      return "Start $i";
    } bgs_back {
      # callback subroutine
      my $r = shift;
      push @foo, "End $i. Result: '$r'.\n";
    };
  }

  my $limit = 3;
  bgs_wait($limit);

  print foreach @foo;

If $limit == 0, child processes are not used.

ATTENTION

Deprecated! Use BGS with $BGS::limit.

Do not use $_ in bgs_call.

bgs_call do not return kid_pid, but count of kid processes.

SEE

 BGS - Background execution of subroutines in child processes.

AUTHOR

Nick Kostirya

COPYRIGHT AND LICENSE

Copyright (C) 2011 by Nick Kostirya

This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself, either Perl version 5.8.8 or, at your option, any later version of Perl 5 you may have available.