Add better thread safety

[chaz/p5-File-KDBX] / lib / File / KDBX / Util.pm

diff --git a/lib/File/KDBX/Util.pm b/lib/File/KDBX/Util.pm
index 7d51a21cf3c81f525e18e3803825e657b4ac1bd5..c970683694fcef37ff0086c2c5a7acc5d54f3efa 100644 (file)
--- a/lib/File/KDBX/Util.pm
+++ b/lib/File/KDBX/Util.pm
@@ -10,14 +10,15 @@ use Exporter qw(import);
 use File::KDBX::Error;
 use List::Util 1.33 qw(any all);
 use Module::Load;
-use Ref::Util qw(is_arrayref is_coderef is_hashref is_ref is_refref is_scalarref is_ref);
-use Scalar::Util qw(blessed isdual looks_like_number readonly refaddr);
+use Ref::Util qw(is_arrayref is_coderef is_hashref is_ref is_refref is_scalarref);
+use Scalar::Util qw(blessed readonly);
 use namespace::clean -except => 'import';
 
 our $VERSION = '999.999'; # VERSION
 
 our %EXPORT_TAGS = (
     assert      => [qw(assert_64bit)],
+    bool        => [qw(FALSE TRUE)],
     clone       => [qw(clone clone_nomagic)],
     crypt       => [qw(pad_pkcs7)],
     debug       => [qw(dumper)],
@@ -819,6 +820,17 @@ sub uuid {
 
 }
 
+=func FALSE
+
+=func TRUE
+
+Constants appropriate for use as return values in functions claiming to return true or false.
+
+=cut
+
+sub FALSE() { !1 }
+sub TRUE()  {  1 }
+
 BEGIN {
     my $use_cowrefcnt = eval { require B::COW; 1 };
     *_USE_COWREFCNT = $use_cowrefcnt ? sub() { 1 } : sub() { 0 };