ext/mkdio.c in rdiscount-2.1.7.1 vs ext/mkdio.c in rdiscount-2.1.8

@@ -213,25 +213,38 @@
  */
 void
 mkd_string_to_anchor(char *s, int len, mkd_sta_function_t outchar,
 				       void *out, int labelformat)
 {
+#if WITH_URLENCODED_ANCHOR
+    static const unsigned char hexchars[] = "0123456789abcdef";
+#endif
     unsigned char c;
 
     int i, size;
     char *line;
 
     size = mkd_line(s, len, &line, IS_LABEL);
     
+#if !WITH_URLENCODED_ANCHOR
     if ( labelformat && (size>0) && !isalpha(line[0]) )
 	(*outchar)('L',out);
+#endif
     for ( i=0; i < size ; i++ ) {
 	c = line[i];
 	if ( labelformat ) {
 	    if ( isalnum(c) || (c == '_') || (c == ':') || (c == '-') || (c == '.' ) )
 		(*outchar)(c, out);
 	    else
+#if WITH_URLENCODED_ANCHOR
+	    {
+		(*outchar)('%', out);
+		(*outchar)(hexchars[c >> 4 & 0xf], out);
+		(*outchar)(hexchars[c      & 0xf], out);
+	    }
+#else
 		(*outchar)('.', out);
+#endif
 	}
 	else
 	    (*outchar)(c,out);
     }