| /* histlib.h -- internal definitions for the history library. */ |
| /* Copyright (C) 1989, 1992 Free Software Foundation, Inc. |
| |
| This file contains the GNU History Library (the Library), a set of |
| routines for managing the text of previously typed lines. |
| |
| The Library is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| The Library is distributed in the hope that it will be useful, but |
| WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| General Public License for more details. |
| |
| The GNU General Public License is often shipped with GNU software, and |
| is generally kept in a file called COPYING or LICENSE. If you do not |
| have a copy of the license, write to the Free Software Foundation, |
| 59 Temple Place, Suite 330, Boston, MA 02111 USA. */ |
| |
| #if !defined (_HISTLIB_H_) |
| #define _HISTLIB_H_ |
| |
| #if defined (HAVE_STRING_H) |
| # include <string.h> |
| #else |
| # include <strings.h> |
| #endif /* !HAVE_STRING_H */ |
| |
| #if !defined (STREQ) |
| #define STREQ(a, b) (((a)[0] == (b)[0]) && (strcmp ((a), (b)) == 0)) |
| #define STREQN(a, b, n) (((n) == 0) ? (1) \ |
| : ((a)[0] == (b)[0]) && (strncmp ((a), (b), (n)) == 0)) |
| #endif |
| |
| #ifndef savestring |
| #define savestring(x) strcpy (xmalloc (1 + strlen (x)), (x)) |
| #endif |
| |
| #ifndef whitespace |
| #define whitespace(c) (((c) == ' ') || ((c) == '\t')) |
| #endif |
| |
| #ifndef _rl_digit_p |
| #define _rl_digit_p(c) ((c) >= '0' && (c) <= '9') |
| #endif |
| |
| #ifndef _rl_digit_value |
| #define _rl_digit_value(c) ((c) - '0') |
| #endif |
| |
| #ifndef member |
| # ifndef strchr |
| extern char *strchr (); |
| # endif |
| #define member(c, s) ((c) ? ((char *)strchr ((s), (c)) != (char *)NULL) : 0) |
| #endif |
| |
| #ifndef FREE |
| # define FREE(x) if (x) free (x) |
| #endif |
| |
| /* Possible history errors passed to hist_error. */ |
| #define EVENT_NOT_FOUND 0 |
| #define BAD_WORD_SPEC 1 |
| #define SUBST_FAILED 2 |
| #define BAD_MODIFIER 3 |
| #define NO_PREV_SUBST 4 |
| |
| /* Possible definitions for history starting point specification. */ |
| #define ANCHORED_SEARCH 1 |
| #define NON_ANCHORED_SEARCH 0 |
| |
| /* Possible definitions for what style of writing the history file we want. */ |
| #define HISTORY_APPEND 0 |
| #define HISTORY_OVERWRITE 1 |
| |
| /* Some variable definitions shared across history source files. */ |
| extern int history_offset; |
| |
| #endif /* !_HISTLIB_H_ */ |