diff options
Diffstat (limited to 'tools/testing/ktest/ktest.pl')
| -rwxr-xr-x | tools/testing/ktest/ktest.pl | 68 |
1 files changed, 67 insertions, 1 deletions
diff --git a/tools/testing/ktest/ktest.pl b/tools/testing/ktest/ktest.pl index 18ef66823aa6..1fd29b2daa92 100755 --- a/tools/testing/ktest/ktest.pl +++ b/tools/testing/ktest/ktest.pl @@ -2019,7 +2019,7 @@ for (my $i = 0, my $repeat = 1; $i <= $opt{"NUM_TESTS"}; $i += $repeat) { } } -sub set_test_option { +sub __set_test_option { my ($name, $i) = @_; my $option = "$name\[$i\]"; @@ -2045,6 +2045,72 @@ sub set_test_option { return undef; } +sub eval_option { + my ($option, $i) = @_; + + # Add space to evaluate the character before $ + $option = " $option"; + my $retval = ""; + + while ($option =~ /(.*?[^\\])\$\{(.*?)\}(.*)/) { + my $start = $1; + my $var = $2; + my $end = $3; + + # Append beginning of line + $retval = "$retval$start"; + + # If the iteration option OPT[$i] exists, then use that. + # otherwise see if the default OPT (without [$i]) exists. + + my $o = "$var\[$i\]"; + + if (defined($opt{$o})) { + $o = $opt{$o}; + $retval = "$retval$o"; + } elsif (defined($opt{$var})) { + $o = $opt{$var}; + $retval = "$retval$o"; + } else { + $retval = "$retval\$\{$var\}"; + } + + $option = $end; + } + + $retval = "$retval$option"; + + $retval =~ s/^ //; + + return $retval; +} + +sub set_test_option { + my ($name, $i) = @_; + + my $option = __set_test_option($name, $i); + return $option if (!defined($option)); + + my $prev = ""; + + # Since an option can evaluate to another option, + # keep iterating until we do not evaluate any more + # options. + my $r = 0; + while ($prev ne $option) { + # Check for recursive evaluations. + # 100 deep should be more than enough. + if ($r++ > 100) { + die "Over 100 evaluations accurred with $name\n" . + "Check for recursive variables\n"; + } + $prev = $option; + $option = eval_option($option, $i); + } + + return $option; +} + # First we need to do is the builds for (my $i = 1; $i <= $opt{"NUM_TESTS"}; $i++) { |