font: support reading .ttc truetype collection files

Format of most original mac fonts.

diff --git a/tools/mkttfinfo b/tools/mkttfinfo
index 72564bffa9e656f16103fa91d4ef285a0d484291..9679f1c70f906b0f774356a30c3d845a40b348e3 100755 (executable)
--- a/tools/mkttfinfo
+++ b/tools/mkttfinfo
@@ -30,8 +30,15 @@ for ($outfile || ()) {
 }
 
 {
 }
 
 {

-       my $ttf = Font::TTF::Font->open($ttfuri) or do {
-               warn "Cannot open truetype in $ttfuri: $!";
+       my $ttf = eval {
+               if ($ttfuri =~ /\.ttc\z/) {
+                       require Font::TTF::Ttc;
+                       my $collection = Font::TTF::Ttc->open($ttfuri) or die $!;
+                       return $collection->{directs}->[0];  # first sub-font object
+               }
+               return Font::TTF::Font->open($ttfuri);
+       } or do {
+               warn "Cannot open font file $ttfuri: ", $@ // $!;

                exit 65; # EX_DATAERR
        };
 
                exit 65; # EX_DATAERR
        };