X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=src%2Fregex.h;h=ae2c910b80447bffc01e8c4bf84334a03f53fe2d;hb=818f224de6694aa92bf9ba77b52c8c8d0dd24999;hp=d4c2e5a60eaa11f8bc352c4e4de2679b641514ef;hpb=8ae91923b1c6a495348a86739ef5dafb55993b56;p=chise%2Fxemacs-chise.git.1

diff --git a/src/regex.h b/src/regex.h
index d4c2e5a..ae2c910 100644
--- a/src/regex.h
+++ b/src/regex.h
@@ -358,9 +358,14 @@ struct re_pattern_buffer
            when it is matched.  */
   RE_TRANSLATE_TYPE translate;
 
-	/* Number of subexpressions found by the compiler.  */
+	/* Number of returnable groups found by the compiler. (This does
+           not count shy groups.) */
   Element_count re_nsub;
 
+	/* Total number of groups found by the compiler. (Including
+	   shy ones.) */
+  Element_count re_ngroups;
+
         /* Zero if this pattern cannot match the empty string, one else.
            Well, in truth it's used only in `re_search_2', to see
            whether or not we should use the fastmap, so we don't set
@@ -395,6 +400,12 @@ struct re_pattern_buffer
         /* If true, an anchor at a newline matches.  */
   unsigned newline_anchor : 1;
 
+	/* Mapping between back references and groups (may not be
+	   equivalent with shy groups). */
+  int *external_to_internal_register;
+
+  int external_to_internal_register_size;
+
 /* [[[end pattern_buffer]]] */
 };