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| author | Stefan Monnier <monnier@iro.umontreal.ca> | 2000-03-08 23:24:54 +0000 |
|---|---|---|
| committer | Stefan Monnier <monnier@iro.umontreal.ca> | 2000-03-08 23:24:54 +0000 |
| commit | dd52d9705c258145292bef9fc490035abc05e51f (patch) | |
| tree | cac3ceefa1417e8499f471ff8c6aa73c4f74c58b /src/regex.h | |
| parent | 7397acc4946b0a953b5f13cd99dfff9a68fffb66 (diff) | |
| download | emacs-dd52d9705c258145292bef9fc490035abc05e51f.tar.gz | |
Update the copyright.
(RE_SHY_GROUPS): New value.
(RE_UNMATCHED_RIGHT_PAREN_ORD): Renumber.
(RE_SYNTAX_EMACS): Add RE_SHY_GROUPS.
Diffstat (limited to 'src/regex.h')
| -rw-r--r-- | src/regex.h | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/src/regex.h b/src/regex.h index b39fc1e770e..692b93b094f 100644 --- a/src/regex.h +++ b/src/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 |