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Diffstat (limited to 'lib/libedit/histedit.h')
| -rw-r--r-- | lib/libedit/histedit.h | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/lib/libedit/histedit.h b/lib/libedit/histedit.h new file mode 100644 index 00000000000..95423c6482f --- /dev/null +++ b/lib/libedit/histedit.h @@ -0,0 +1,172 @@ +/*- + * Copyright (c) 1992, 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Christos Zoulas of Cornell University. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)histedit.h 8.2 (Berkeley) 1/3/94 + */ + +/* + * histedit.h: Line editor and history interface. + */ +#ifndef _h_editline +#define _h_editline + +#include <sys/types.h> +#include <stdio.h> + +/* + * ==== Editing ==== + */ +typedef struct editline EditLine; + +/* + * For user-defined function interface + */ +typedef struct lineinfo { + __const char *buffer; + __const char *cursor; + __const char *lastchar; +} LineInfo; + + +/* + * EditLine editor function return codes. + * For user-defined function interface + */ +#define CC_NORM 0 +#define CC_NEWLINE 1 +#define CC_EOF 2 +#define CC_ARGHACK 3 +#define CC_REFRESH 4 +#define CC_CURSOR 5 +#define CC_ERROR 6 +#define CC_FATAL 7 + +/* + * Initialization, cleanup, and resetting + */ +EditLine *el_init __P((const char *, FILE *, FILE *)); +void el_reset __P((EditLine *)); +void el_end __P((EditLine *)); + + +/* + * Get a line, a character or push a string back in the input queue + */ +__const char *el_gets __P((EditLine *, int *)); +int el_getc __P((EditLine *, char *)); +void el_push __P((EditLine *, const char *)); + +/* + * High level function internals control + * Parses argc, argv array and executes builtin editline commands + */ +int el_parse __P((EditLine *, int, char **)); + +/* + * Low level editline access function + */ +int el_set __P((EditLine *, int, ...)); + +/* + * el_set/el_get parameters + */ +#define EL_PROMPT 0 /* , el_pfunc_t); */ +#define EL_TERMINAL 1 /* , const char *); */ +#define EL_EDITOR 2 /* , const char *); */ +#define EL_SIGNAL 3 /* , int); */ +#define EL_BIND 4 /* , const char *, ..., NULL); */ +#define EL_TELLTC 5 /* , const char *, ..., NULL); */ +#define EL_SETTC 6 /* , const char *, ..., NULL); */ +#define EL_ECHOTC 7 /* , const char *, ..., NULL); */ +#define EL_SETTY 8 /* , const char *, ..., NULL); */ +#define EL_ADDFN 9 /* , const char *, const char * */ + /* , el_func_t); */ +#define EL_HIST 10 /* , hist_fun_t, const char *); */ + +/* + * Source named file or $PWD/.editrc or $HOME/.editrc + */ +int el_source __P((EditLine *, const char *)); + +/* + * Must be called when the terminal changes size; If EL_SIGNAL + * is set this is done automatically otherwise it is the responsibility + * of the application + */ +void el_resize __P((EditLine *)); + + +/* + * User-defined function interface. + */ +__const LineInfo *el_line __P((EditLine *)); +int el_insertstr __P((EditLine *, char *)); +void el_deletestr __P((EditLine *, int)); + +/* + * ==== History ==== + */ + +typedef struct history History; + +typedef struct HistEvent { + int num; + __const char *str; +} HistEvent; + +/* + * History access functions. + */ +History * history_init __P((void)); +void history_end __P((History *)); + +__const HistEvent * history __P((History *, int, ...)); + +#define H_FUNC 0 /* , UTSL */ +#define H_EVENT 1 /* , const int); */ +#define H_FIRST 2 /* , void); */ +#define H_LAST 3 /* , void); */ +#define H_PREV 4 /* , void); */ +#define H_NEXT 5 /* , void); */ +#define H_CURR 6 /* , void); */ +#define H_ADD 7 /* , const char*); */ +#define H_ENTER 8 /* , const char*); */ +#define H_END 9 /* , void); */ +#define H_NEXT_STR 10 /* , const char*); */ +#define H_PREV_STR 11 /* , const char*); */ +#define H_NEXT_EVENT 12 /* , const int); */ +#define H_PREV_EVENT 13 /* , const int); */ + +#endif /* _h_editline */ |