X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=warnings.pl;h=df766fea3df58c1e9af37bc99391faac1ab154d3;hb=8bbf3450a1ff0a3996dade29a4194cc0939d871f;hp=b720274e841ca3f7f23ece8f853e294c64c7c5af;hpb=ad5cfffd5b8b7fe37ed57e620649fd13610a07d1;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/warnings.pl b/warnings.pl
index b720274..df766fe 100644
--- a/warnings.pl
+++ b/warnings.pl
@@ -1,6 +1,6 @@
 #!/usr/bin/perl
 
-$VERSION = '1.01';
+$VERSION = '1.02';
 
 BEGIN {
   push @INC, './lib';
@@ -414,7 +414,7 @@ while (<DATA>) {
 #$list{'all'} = [ $offset .. 8 * ($warn_size/2) - 1 ] ;
 
 $last_ver = 0;
-print PM "%Offsets = (\n" ;
+print PM "our %Offsets = (\n" ;
 foreach my $k (sort { $a <=> $b } keys %ValueToName) {
     my ($name, $version) = @{ $ValueToName{$k} };
     $name = lc $name;
@@ -430,7 +430,7 @@ foreach my $k (sort { $a <=> $b } keys %ValueToName) {
 
 print PM "  );\n\n" ;
 
-print PM "%Bits = (\n" ;
+print PM "our %Bits = (\n" ;
 foreach $k (sort keys  %list) {
 
     my $v = $list{$k} ;
@@ -444,7 +444,7 @@ foreach $k (sort keys  %list) {
 
 print PM "  );\n\n" ;
 
-print PM "%DeadBits = (\n" ;
+print PM "our %DeadBits = (\n" ;
 foreach $k (sort keys  %list) {
 
     my $v = $list{$k} ;
@@ -475,7 +475,7 @@ __END__
 
 package warnings;
 
-our $VERSION = '1.02';
+our $VERSION = '1.03';
 
 =head1 NAME
 
@@ -508,6 +508,10 @@ warnings - Perl pragma to control optional warnings
 
 =head1 DESCRIPTION
 
+The C<warnings> pragma is a replacement for the command line flag C<-w>,
+but the pragma is limited to the enclosing block, while the flag is global.
+See L<perllexwarn> for more information.
+
 If no import list is supplied, all possible warnings are either enabled
 or disabled.
 
@@ -596,7 +600,7 @@ See L<perlmodlib/Pragmatic Modules> and L<perllexwarn>.
 
 =cut
 
-use Carp ;
+use Carp ();
 
 KEYWORDS
 
@@ -605,7 +609,7 @@ $All = "" ; vec($All, $Offsets{'all'}, 2) = 3 ;
 sub Croaker
 {
     delete $Carp::CarpInternal{'warnings'};
-    croak(@_);
+    Carp::croak(@_);
 }
 
 sub bits
@@ -743,17 +747,18 @@ sub __chk
 	$i -= 2 ;
     }
     else {
-        for ($i = 2 ; $pkg = (caller($i))[0] ; ++ $i) {
-            last if $pkg ne $this_pkg ;
-        }
-        $i = 2
-            if !$pkg || $pkg eq $this_pkg ;
+        $i = _error_loc(); # see where Carp will allocate the error
     }
 
     my $callers_bitmask = (caller($i))[9] ;
     return ($callers_bitmask, $offset, $i) ;
 }
 
+sub _error_loc {
+    require Carp::Heavy;
+    goto &Carp::short_error_loc; # don't introduce another stack frame
+}                                                             
+
 sub enabled
 {
     Croaker("Usage: warnings::enabled([category])")
@@ -774,10 +779,10 @@ sub warn
 
     my $message = pop ;
     my ($callers_bitmask, $offset, $i) = __chk(@_) ;
-    croak($message)
+    Carp::croak($message)
 	if vec($callers_bitmask, $offset+1, 1) ||
 	   vec($callers_bitmask, $Offsets{'all'}+1, 1) ;
-    carp($message) ;
+    Carp::carp($message) ;
 }
 
 sub warnif
@@ -793,11 +798,11 @@ sub warnif
             	(vec($callers_bitmask, $offset, 1) ||
             	vec($callers_bitmask, $Offsets{'all'}, 1)) ;
 
-    croak($message)
+    Carp::croak($message)
 	if vec($callers_bitmask, $offset+1, 1) ||
 	   vec($callers_bitmask, $Offsets{'all'}+1, 1) ;
 
-    carp($message) ;
+    Carp::carp($message) ;
 }
 
 1;