From 0d2c408cf6919b86234a784a20be252cebb65780 Mon Sep 17 00:00:00 2001 From: Stefan Monnier Date: Wed, 8 Mar 2000 23:24:54 +0000 Subject: [PATCH] Update the copyright. (RE_SHY_GROUPS): New value. (RE_UNMATCHED_RIGHT_PAREN_ORD): Renumber. (RE_SYNTAX_EMACS): Add RE_SHY_GROUPS. --- regex.h | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/regex.h b/regex.h index b39fc1e770..692b93b094 100644 --- a/regex.h +++ b/regex.h @@ -1,7 +1,7 @@ /* Definitions for data structures and routines for the regular expression library, version 0.12. - Copyright (C) 1985, 89, 90, 91, 92, 93, 95 Free Software Foundation, Inc. + Copyright (C) 1985,89,90,91,92,93,95,2000 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -135,9 +135,12 @@ typedef unsigned reg_syntax_t; without further backtracking. */ #define RE_NO_POSIX_BACKTRACKING (RE_NO_EMPTY_RANGES << 1) +/* If this bit is set, then (?:...) is treated as a shy group. */ +#define RE_SHY_GROUPS (RE_NO_POSIX_BACKTRACKING << 1) + /* If this bit is set, then an unmatched ) is ordinary. If not set, then an unmatched ) is invalid. */ -#define RE_UNMATCHED_RIGHT_PAREN_ORD (RE_NO_POSIX_BACKTRACKING << 1) +#define RE_UNMATCHED_RIGHT_PAREN_ORD (RE_SHY_GROUPS << 1) /* This global variable defines the particular regexp syntax to use (for some interfaces). When a regexp is compiled, the syntax used is @@ -156,7 +159,7 @@ extern Lisp_Object re_match_object; (The [[[ comments delimit what gets put into the Texinfo file, so don't delete them!) */ /* [[[begin syntaxes]]] */ -#define RE_SYNTAX_EMACS (RE_CHAR_CLASSES | RE_INTERVALS) +#define RE_SYNTAX_EMACS (RE_CHAR_CLASSES | RE_INTERVALS | RE_SHY_GROUPS) #define RE_SYNTAX_AWK \ (RE_BACKSLASH_ESCAPE_IN_LISTS | RE_DOT_NOT_NULL \ @@ -331,8 +334,7 @@ struct re_pattern_buffer /* 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 - this absolutely perfectly; see `re_compile_fastmap' (the - `duplicate' case). */ + this absolutely perfectly; see `re_compile_fastmap'. */ unsigned can_be_null : 1; /* If REGS_UNALLOCATED, allocate space in the `regs' structure -- 2.30.2