Only allow 24 callers

[perl/modules/Test-Valgrind.git] / lib / Test / Valgrind.pm

diff --git a/lib/Test/Valgrind.pm b/lib/Test/Valgrind.pm
index 421396f90f71644edc6527debde133ffb3d6f7a0..1df876c3d10fb8f91d8d28d75e21a84ba5fe37a5 100644 (file)
--- a/lib/Test/Valgrind.pm
+++ b/lib/Test/Valgrind.pm
@@ -96,7 +96,7 @@ C<< callers => $number >>
 Specify the maximum stack depth studied when valgrind encounters an error.
 Raising this number improves granularity.
 
-Ignored if you supply your own custom C<tool>, otherwise defaults to C<50>.
+Ignored if you supply your own custom C<tool>, otherwise defaults to C<24> (the maximum allowed by C<valgrind>).
 
 =item *
 
@@ -209,12 +209,14 @@ sub analyse {
 
  my $tool = delete $args{tool};
  unless ($tool->$instanceof('Test::Valgrind::Tool')) {
+  my $callers = delete $args{callers} || 24;
+  $callers = 24 if $callers <= 0;
   require Test::Valgrind::Tool;
   local $@;
   $tool = eval {
    Test::Valgrind::Tool->new(
-    tool     => $tool || 'memcheck',
-    callers  => delete $args{callers},
+    tool    => $tool || 'memcheck',
+    callers => $callers,
    );
   };
   unless ($tool) {