(noinst_HEADERS): Add __fpending.h.

[gnulib.git] / regex.h

diff --git a/regex.h b/regex.h
index b39fc1e..2f6860d 100644 (file)
--- 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                      \
@@ -291,10 +294,8 @@ typedef enum
    compiled, the `re_nsub' field is available.  All other fields are
    private to the regex routines.  */
 
-#ifndef RE_TRANSLATE_TYPE 
+#ifndef RE_TRANSLATE_TYPE
 #define RE_TRANSLATE_TYPE char *
-#define RE_TRANSLATE(TBL, C) ((TBL)[C])
-#define RE_TRANSLATE_P(TBL) (TBL)
 #endif
 
 struct re_pattern_buffer
@@ -331,8 +332,7 @@ 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
@@ -362,9 +362,11 @@ struct re_pattern_buffer
         /* If true, an anchor at a newline matches.  */
   unsigned newline_anchor : 1;
 
+#ifdef emacs
   /* If true, multi-byte form in the `buffer' should be recognized as a
      multibyte character. */
   unsigned multibyte : 1;
+#endif
 
 /* [[[end pattern_buffer]]] */
 };
@@ -410,15 +412,15 @@ typedef struct
    unfortunately clutters up the declarations a bit, but I think it's
    worth it.  */
 
-#if __STDC__
+#if defined __STDC__ || defined PROTOTYPES
 
 #define _RE_ARGS(args) args
 
-#else /* not __STDC__ */
+#else /* not __STDC__  || PROTOTYPES */
 
 #define _RE_ARGS(args) ()
 
-#endif /* not __STDC__ */
+#endif /* not __STDC__  || PROTOTYPES */
 
 /* Sets the current default syntax to SYNTAX, and return the old syntax.
    You can also simply assign to the `re_syntax_options' variable.  */