diff options
Diffstat (limited to 'bin/PerlACE/ProcessVX.pm')
-rw-r--r-- | bin/PerlACE/ProcessVX.pm | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/bin/PerlACE/ProcessVX.pm b/bin/PerlACE/ProcessVX.pm new file mode 100644 index 00000000000..5602c19be40 --- /dev/null +++ b/bin/PerlACE/ProcessVX.pm @@ -0,0 +1,64 @@ +# $Id$ + +package PerlACE::ProcessVX; + +use strict; +use English; +use POSIX qw(:time_h); + +$PerlACE::ProcessVX::ExeSubDir = './'; + +sub delay_factor { + my($lps) = 128; + my($factor) = 1; + + ## Keep increasing the loops per second until the amount of time + ## exceeds the number of clocks per second. The original code + ## did not multiply $ticks by 8 but, for faster machines, it doesn't + ## seem to return false values. The multiplication is done to minimize + ## the amount of time it takes to determine the correct factor. + while(($lps <<= 1)) { + my($ticks) = clock(); + for(my $i = $lps; $i >= 0; $i--) { + } + $ticks = clock() - $ticks; + if ($ticks * 8 >= CLOCKS_PER_SEC) { + $factor = 500000 / (($lps / $ticks) * CLOCKS_PER_SEC); + last; + } + } + + return $factor; +} + +### Check for -ExeSubDir commands, store the last one +my @new_argv = (); + +for(my $i = 0; $i <= $#ARGV; ++$i) { + if ($ARGV[$i] eq '-ExeSubDir') { + if (defined $ARGV[$i + 1]) { + $PerlACE::ProcessVX::ExeSubDir = $ARGV[++$i].'/'; + } + else { + print STDERR "You must pass a directory with ExeSubDir\n"; + exit(1); + } + } + else { + push @new_argv, $ARGV[$i]; + } +} +@ARGV = @new_argv; + +$PerlACE::ProcessVX::WAIT_DELAY_FACTOR = $ENV{"ACE_RUNTEST_DELAY"}; + +if ($OSNAME eq "MSWin32") { + require PerlACE::ProcessVX_Win32; +} +else { + print STDERR "PerlACE::ProcessVX not supported on Unix yet!"; + exit(1); + ## require PerlACE::Process_Unix; +} + +1; |