use Text::Wrap;
use ExtUtils::Constant::Utils qw(C_stringify perl_stringify);
-$VERSION = '0.01';
+$VERSION = '0.02';
$is_perl56 = ($] < 5.007 && $] > 5.005_50);
''
}
+=item normalise_items default_type, seen_types, seen_items, ITEM...
+
+Convert the items to a normalised form. For 8 bit and Unicode values converts
+the item to an array of 1 or 2 items, both 8 bit and UTF-8 encoded.
+
+=cut
+
+sub normalise_items
+{
+ my $self = shift;
+ my $default_type = shift;
+ my $what = shift;
+ my $items = shift;
+ my @new_items;
+ foreach my $orig (@_) {
+ my ($name, $item);
+ if (ref $orig) {
+ # Make a copy which is a normalised version of the ref passed in.
+ $name = $orig->{name};
+ my ($type, $macro, $value) = @$orig{qw (type macro value)};
+ $type ||= $default_type;
+ $what->{$type} = 1;
+ $item = {name=>$name, type=>$type};
+
+ undef $macro if defined $macro and $macro eq $name;
+ $item->{macro} = $macro if defined $macro;
+ undef $value if defined $value and $value eq $name;
+ $item->{value} = $value if defined $value;
+ foreach my $key (qw(default pre post def_pre def_post weight)) {
+ my $value = $orig->{$key};
+ $item->{$key} = $value if defined $value;
+ # warn "$key $value";
+ }
+ } else {
+ $name = $orig;
+ $item = {name=>$name, type=>$default_type};
+ $what->{$default_type} = 1;
+ }
+ warn +(ref ($self) || $self)
+ . "doesn't know how to handle values of type $_ used in macro $name"
+ unless $self->valid_type ($item->{type});
+ # tr///c is broken on 5.6.1 for utf8, so my original tr/\0-\177//c
+ # doesn't work. Upgrade to 5.8
+ # if ($name !~ tr/\0-\177//c || $] < 5.005_50) {
+ if ($name =~ tr/\0-\177// == length $name || $] < 5.005_50) {
+ # No characters outside 7 bit ASCII.
+ if (exists $items->{$name}) {
+ die "Multiple definitions for macro $name";
+ }
+ $items->{$name} = $item;
+ } else {
+ # No characters outside 8 bit. This is hardest.
+ if (exists $items->{$name} and ref $items->{$name} ne 'ARRAY') {
+ confess "Unexpected ASCII definition for macro $name";
+ }
+ # Again, 5.6.1 tr broken, so s/5\.6.*/5\.8\.0/;
+ # if ($name !~ tr/\0-\377//c) {
+ if ($name =~ tr/\0-\377// == length $name) {
+# if ($] < 5.007) {
+# $name = pack "C*", unpack "U*", $name;
+# }
+ $item->{utf8} = 'no';
+ $items->{$name}[1] = $item;
+ push @new_items, $item;
+ # Copy item, to create the utf8 variant.
+ $item = {%$item};
+ }
+ # Encode the name as utf8 bytes.
+ unless ($is_perl56) {
+ utf8::encode($name);
+ } else {
+# warn "Was >$name< " . length ${name};
+ $name = pack 'C*', unpack 'C*', $name . pack 'U*';
+# warn "Now '${name}' " . length ${name};
+ }
+ if ($items->{$name}[0]) {
+ die "Multiple definitions for macro $name";
+ }
+ $item->{utf8} = 'yes';
+ $item->{name} = $name;
+ $items->{$name}[0] = $item;
+ # We have need for the utf8 flag.
+ $what->{''} = 1;
+ }
+ push @new_items, $item;
+ }
+ @new_items;
+}
+
=item C_constant arg_hashref, ITEM...
A function that returns a B<list> of C subroutine definitions that return
# be a hashref, and pinch %$items from our parent to save recalculation.
($namelen, $items) = @$breakout;
} else {
+ $items = {};
if ($is_perl56) {
# Need proper Unicode preserving hash keys.
require ExtUtils::Constant::Aaargh56Hash;
- $items = {};
tie %$items, 'ExtUtils::Constant::Aaargh56Hash';
}
$breakout ||= 3;
# Figure out what types we're dealing with, and assign all unknowns to the
# default type
}
- my @new_items;
- foreach my $orig (@items) {
- my ($name, $item);
- if (ref $orig) {
- # Make a copy which is a normalised version of the ref passed in.
- $name = $orig->{name};
- my ($type, $macro, $value) = @$orig{qw (type macro value)};
- $type ||= $default_type;
- $what->{$type} = 1;
- $item = {name=>$name, type=>$type};
-
- undef $macro if defined $macro and $macro eq $name;
- $item->{macro} = $macro if defined $macro;
- undef $value if defined $value and $value eq $name;
- $item->{value} = $value if defined $value;
- foreach my $key (qw(default pre post def_pre def_post weight)) {
- my $value = $orig->{$key};
- $item->{$key} = $value if defined $value;
- # warn "$key $value";
- }
- } else {
- $name = $orig;
- $item = {name=>$name, type=>$default_type};
- $what->{$default_type} = 1;
- }
- warn +(ref ($self) || $self)
- . "doesn't know how to handle values of type $_ used in macro $name"
- unless $self->valid_type ($item->{type});
- # tr///c is broken on 5.6.1 for utf8, so my original tr/\0-\177//c
- # doesn't work. Upgrade to 5.8
- # if ($name !~ tr/\0-\177//c || $] < 5.005_50) {
- if ($name =~ tr/\0-\177// == length $name || $] < 5.005_50) {
- # No characters outside 7 bit ASCII.
- if (exists $items->{$name}) {
- die "Multiple definitions for macro $name";
- }
- $items->{$name} = $item;
- } else {
- # No characters outside 8 bit. This is hardest.
- if (exists $items->{$name} and ref $items->{$name} ne 'ARRAY') {
- confess "Unexpected ASCII definition for macro $name";
- }
- # Again, 5.6.1 tr broken, so s/5\.6.*/5\.8\.0/;
- # if ($name !~ tr/\0-\377//c) {
- if ($name =~ tr/\0-\377// == length $name) {
-# if ($] < 5.007) {
-# $name = pack "C*", unpack "U*", $name;
-# }
- $item->{utf8} = 'no';
- $items->{$name}[1] = $item;
- push @new_items, $item;
- # Copy item, to create the utf8 variant.
- $item = {%$item};
- }
- # Encode the name as utf8 bytes.
- unless ($is_perl56) {
- utf8::encode($name);
- } else {
-# warn "Was >$name< " . length ${name};
- $name = pack 'C*', unpack 'C*', $name . pack 'U*';
-# warn "Now '${name}' " . length ${name};
- }
- if ($items->{$name}[0]) {
- die "Multiple definitions for macro $name";
- }
- $item->{utf8} = 'yes';
- $item->{name} = $name;
- $items->{$name}[0] = $item;
- # We have need for the utf8 flag.
- $what->{''} = 1;
- }
- push @new_items, $item;
- }
- @items = @new_items;
+ @items = $self->normalise_items ($default_type, $what, $items, @items);
# use Data::Dumper; print Dumper @items;
}
my $params = $self->params ($what);