1 files changed, 40 insertions, 0 deletions
diff --git a/Master/tlpkg/tlperl/lib/bytes_heavy.pl b/Master/tlpkg/tlperl/lib/bytes_heavy.pl
new file mode 100755
index 00000000000..680c66ce921
--- /dev/null
+++ b/Master/tlpkg/tlperl/lib/bytes_heavy.pl
@@ -0,0 +1,40 @@
+package bytes;
+
+sub length (_) {
+    BEGIN { bytes::import() }
+    return CORE::length($_[0]);
+}
+
+sub substr ($$;$$) {
+    BEGIN { bytes::import() }
+    return
+	@_ == 2 ? CORE::substr($_[0], $_[1]) :
+	@_ == 3 ? CORE::substr($_[0], $_[1], $_[2]) :
+	          CORE::substr($_[0], $_[1], $_[2], $_[3]) ;
+}
+
+sub ord (_) {
+    BEGIN { bytes::import() }
+    return CORE::ord($_[0]);
+}
+
+sub chr (_) {
+    BEGIN { bytes::import() }
+    return CORE::chr($_[0]);
+}
+
+sub index ($$;$) {
+    BEGIN { bytes::import() }
+    return
+	@_ == 2 ? CORE::index($_[0], $_[1]) :
+	          CORE::index($_[0], $_[1], $_[2]) ;
+}
+
+sub rindex ($$;$) {
+    BEGIN { bytes::import() }
+    return
+	@_ == 2 ? CORE::rindex($_[0], $_[1]) :
+	          CORE::rindex($_[0], $_[1], $_[2]) ;
+}
+
+1;