X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=warnings.pl;h=99671756357e578500a8714941f41d4e83cd7cfc;hb=7596a890808c68b396a85f42b3695b1e97cbe208;hp=eff8d60f95be0b83bfc5d82a8ef26f8484f63bc5;hpb=53610d0bd42b53473db45197fdfabc36caa55679;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/warnings.pl b/warnings.pl
index eff8d60..9967175 100644
--- a/warnings.pl
+++ b/warnings.pl
@@ -1,6 +1,6 @@
 #!/usr/bin/perl
 
-$VERSION = '1.01';
+$VERSION = '1.02';
 
 BEGIN {
   push @INC, './lib';
@@ -49,7 +49,6 @@ my $tree = {
        	'misc'		=> [ 5.008, DEFAULT_OFF],
        	'regexp'	=> [ 5.008, DEFAULT_OFF],
        	'glob'		=> [ 5.008, DEFAULT_OFF],
-       	'y2k'		=> [ 5.008, DEFAULT_OFF],
        	'untie'		=> [ 5.008, DEFAULT_OFF],
 	'substr'	=> [ 5.008, DEFAULT_OFF],
 	'taint'		=> [ 5.008, DEFAULT_OFF],
@@ -253,10 +252,13 @@ if (@ARGV && $ARGV[0] eq "tree")
 unlink "warnings.h";
 unlink "lib/warnings.pm";
 open(WARN, ">warnings.h") || die "Can't create warnings.h: $!\n";
+binmode WARN;
 open(PM, ">lib/warnings.pm") || die "Can't create lib/warnings.pm: $!\n";
+binmode PM;
 
 print WARN <<'EOM' ;
-/* !!!!!!!   DO NOT EDIT THIS FILE   !!!!!!!
+/* -*- buffer-read-only: t -*-
+   !!!!!!!   DO NOT EDIT THIS FILE   !!!!!!!
    This file is built by warnings.pl
    Any changes made here will be lost!
 */
@@ -323,8 +325,8 @@ print WARN <<'EOM';
 #define isLEXWARN_on 	(PL_curcop->cop_warnings != pWARN_STD)
 #define isLEXWARN_off	(PL_curcop->cop_warnings == pWARN_STD)
 #define isWARN_ONCE	(PL_dowarn & (G_WARN_ON|G_WARN_ONCE))
-#define isWARN_on(c,x)	(IsSet(SvPVX(c), 2*(x)))
-#define isWARNf_on(c,x)	(IsSet(SvPVX(c), 2*(x)+1))
+#define isWARN_on(c,x)	(IsSet(SvPVX_const(c), 2*(x)))
+#define isWARNf_on(c,x)	(IsSet(SvPVX_const(c), 2*(x)+1))
 
 #define ckWARN(x)							\
 	( (isLEXWARN_on && PL_curcop->cop_warnings != pWARN_NONE &&	\
@@ -401,7 +403,7 @@ print WARN <<'EOM';
 	      isWARNf_on(PL_curcop->cop_warnings, unpackWARN4(x))))
 
 /* end of file warnings.h */
-
+/* ex: set ro: */
 EOM
 
 close WARN ;
@@ -414,7 +416,7 @@ 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 +432,7 @@ 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 +446,7 @@ 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} ;
@@ -464,10 +466,11 @@ while (<DATA>) {
     print PM $_ ;
 }
 
+print PM "# ex: set ro:\n";
 close PM ;
 
 __END__
-
+# -*- buffer-read-only: t -*-
 # !!!!!!!   DO NOT EDIT THIS FILE   !!!!!!!
 # This file was created by warnings.pl
 # Any changes made here will be lost.
@@ -475,7 +478,7 @@ __END__
 
 package warnings;
 
-our $VERSION = '1.02';
+our $VERSION = '1.04';
 
 =head1 NAME
 
@@ -600,16 +603,15 @@ See L<perlmodlib/Pragmatic Modules> and L<perllexwarn>.
 
 =cut
 
-use Carp ;
-
 KEYWORDS
 
 $All = "" ; vec($All, $Offsets{'all'}, 2) = 3 ;
 
 sub Croaker
 {
+    require Carp;
     delete $Carp::CarpInternal{'warnings'};
-    croak(@_);
+    Carp::croak(@_);
 }
 
 sub bits
@@ -710,6 +712,8 @@ sub unimport
     ${^WARNING_BITS} = $mask ;
 }
 
+my %builtin_type; @builtin_type{qw(SCALAR ARRAY HASH CODE REF GLOB LVALUE Regexp)} = ();
+
 sub __chk
 {
     my $category ;
@@ -719,10 +723,10 @@ sub __chk
     if (@_) {
         # check the category supplied.
         $category = shift ;
-        if (ref $category) {
-            Croaker ("not an object")
-                if $category !~ /^([^=]+)=/ ;
-	    $category = $1 ;
+        if (my $type = ref $category) {
+            Croaker("not an object")
+                if exists $builtin_type{$type};
+	    $category = $type;
             $isobj = 1 ;
         }
         $offset = $Offsets{$category};
@@ -747,17 +751,18 @@ 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])")
@@ -778,10 +783,11 @@ sub warn
 
     my $message = pop ;
     my ($callers_bitmask, $offset, $i) = __chk(@_) ;
-    croak($message)
+    require Carp;
+    Carp::croak($message)
 	if vec($callers_bitmask, $offset+1, 1) ||
 	   vec($callers_bitmask, $Offsets{'all'}+1, 1) ;
-    carp($message) ;
+    Carp::carp($message) ;
 }
 
 sub warnif
@@ -797,11 +803,12 @@ sub warnif
             	(vec($callers_bitmask, $offset, 1) ||
             	vec($callers_bitmask, $Offsets{'all'}, 1)) ;
 
-    croak($message)
+    require Carp;
+    Carp::croak($message)
 	if vec($callers_bitmask, $offset+1, 1) ||
 	   vec($callers_bitmask, $Offsets{'all'}+1, 1) ;
 
-    carp($message) ;
+    Carp::carp($message) ;
 }
 
 1;