1*6b445a62SJohn Marino /* histlib.h -- internal definitions for the history library. */ 2*6b445a62SJohn Marino 3*6b445a62SJohn Marino /* Copyright (C) 1989-2009 Free Software Foundation, Inc. 4*6b445a62SJohn Marino 5*6b445a62SJohn Marino This file contains the GNU History Library (History), a set of 6*6b445a62SJohn Marino routines for managing the text of previously typed lines. 7*6b445a62SJohn Marino 8*6b445a62SJohn Marino History is free software: you can redistribute it and/or modify 9*6b445a62SJohn Marino it under the terms of the GNU General Public License as published by 10*6b445a62SJohn Marino the Free Software Foundation, either version 3 of the License, or 11*6b445a62SJohn Marino (at your option) any later version. 12*6b445a62SJohn Marino 13*6b445a62SJohn Marino History is distributed in the hope that it will be useful, 14*6b445a62SJohn Marino but WITHOUT ANY WARRANTY; without even the implied warranty of 15*6b445a62SJohn Marino MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16*6b445a62SJohn Marino GNU General Public License for more details. 17*6b445a62SJohn Marino 18*6b445a62SJohn Marino You should have received a copy of the GNU General Public License 19*6b445a62SJohn Marino along with History. If not, see <http://www.gnu.org/licenses/>. 20*6b445a62SJohn Marino */ 21*6b445a62SJohn Marino 22*6b445a62SJohn Marino #if !defined (_HISTLIB_H_) 23*6b445a62SJohn Marino #define _HISTLIB_H_ 24*6b445a62SJohn Marino 25*6b445a62SJohn Marino #if defined (HAVE_STRING_H) 26*6b445a62SJohn Marino # include <string.h> 27*6b445a62SJohn Marino #else 28*6b445a62SJohn Marino # include <strings.h> 29*6b445a62SJohn Marino #endif /* !HAVE_STRING_H */ 30*6b445a62SJohn Marino 31*6b445a62SJohn Marino #if !defined (STREQ) 32*6b445a62SJohn Marino #define STREQ(a, b) (((a)[0] == (b)[0]) && (strcmp ((a), (b)) == 0)) 33*6b445a62SJohn Marino #define STREQN(a, b, n) (((n) == 0) ? (1) \ 34*6b445a62SJohn Marino : ((a)[0] == (b)[0]) && (strncmp ((a), (b), (n)) == 0)) 35*6b445a62SJohn Marino #endif 36*6b445a62SJohn Marino 37*6b445a62SJohn Marino #ifndef savestring 38*6b445a62SJohn Marino #define savestring(x) strcpy (xmalloc (1 + strlen (x)), (x)) 39*6b445a62SJohn Marino #endif 40*6b445a62SJohn Marino 41*6b445a62SJohn Marino #ifndef whitespace 42*6b445a62SJohn Marino #define whitespace(c) (((c) == ' ') || ((c) == '\t')) 43*6b445a62SJohn Marino #endif 44*6b445a62SJohn Marino 45*6b445a62SJohn Marino #ifndef _rl_digit_p 46*6b445a62SJohn Marino #define _rl_digit_p(c) ((c) >= '0' && (c) <= '9') 47*6b445a62SJohn Marino #endif 48*6b445a62SJohn Marino 49*6b445a62SJohn Marino #ifndef _rl_digit_value 50*6b445a62SJohn Marino #define _rl_digit_value(c) ((c) - '0') 51*6b445a62SJohn Marino #endif 52*6b445a62SJohn Marino 53*6b445a62SJohn Marino #ifndef member 54*6b445a62SJohn Marino # ifndef strchr 55*6b445a62SJohn Marino extern char *strchr (); 56*6b445a62SJohn Marino # endif 57*6b445a62SJohn Marino #define member(c, s) ((c) ? ((char *)strchr ((s), (c)) != (char *)NULL) : 0) 58*6b445a62SJohn Marino #endif 59*6b445a62SJohn Marino 60*6b445a62SJohn Marino #ifndef FREE 61*6b445a62SJohn Marino # define FREE(x) if (x) free (x) 62*6b445a62SJohn Marino #endif 63*6b445a62SJohn Marino 64*6b445a62SJohn Marino /* Possible history errors passed to hist_error. */ 65*6b445a62SJohn Marino #define EVENT_NOT_FOUND 0 66*6b445a62SJohn Marino #define BAD_WORD_SPEC 1 67*6b445a62SJohn Marino #define SUBST_FAILED 2 68*6b445a62SJohn Marino #define BAD_MODIFIER 3 69*6b445a62SJohn Marino #define NO_PREV_SUBST 4 70*6b445a62SJohn Marino 71*6b445a62SJohn Marino /* Possible definitions for history starting point specification. */ 72*6b445a62SJohn Marino #define ANCHORED_SEARCH 1 73*6b445a62SJohn Marino #define NON_ANCHORED_SEARCH 0 74*6b445a62SJohn Marino 75*6b445a62SJohn Marino /* Possible definitions for what style of writing the history file we want. */ 76*6b445a62SJohn Marino #define HISTORY_APPEND 0 77*6b445a62SJohn Marino #define HISTORY_OVERWRITE 1 78*6b445a62SJohn Marino 79*6b445a62SJohn Marino /* Some variable definitions shared across history source files. */ 80*6b445a62SJohn Marino extern int history_offset; 81*6b445a62SJohn Marino 82*6b445a62SJohn Marino #endif /* !_HISTLIB_H_ */ 83