forked from test34/can_wizard
117 lines
4.4 KiB
C
117 lines
4.4 KiB
C
/* linenoise.h -- VERSION 1.0
|
|
*
|
|
* Guerrilla line editing library against the idea that a line editing lib
|
|
* needs to be 20,000 lines of C code.
|
|
*
|
|
* See linenoise.c for more information.
|
|
*
|
|
* ------------------------------------------------------------------------
|
|
*
|
|
* Copyright (c) 2023-2023, Danila Gornushko <d3g3v3 at gmail dot com>
|
|
* Copyright (c) 2010-2023, Salvatore Sanfilippo <antirez at gmail dot com>
|
|
* Copyright (c) 2010-2013, Pieter Noordhuis <pcnoordhuis at gmail dot com>
|
|
*
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are
|
|
* met:
|
|
*
|
|
* * Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
*
|
|
* * 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.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT
|
|
* HOLDER 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.
|
|
*/
|
|
|
|
#ifndef __LINENOISE_H
|
|
#define __LINENOISE_H
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
#include <stddef.h> /* For size_t. */
|
|
|
|
extern char *linenoiseEditMore;
|
|
|
|
/* The linenoiseState structure represents the state during line editing.
|
|
* We pass this state to functions implementing specific editing
|
|
* functionalities. */
|
|
struct linenoiseState {
|
|
int in_completion; /* The user pressed TAB and we are now in completion
|
|
* mode, so input is handled by completeLine(). */
|
|
size_t completion_idx; /* Index of next completion to propose. */
|
|
char *buf; /* Edited line buffer. */
|
|
size_t buflen; /* Edited line buffer size. */
|
|
const char *prompt; /* Prompt to display. */
|
|
size_t plen; /* Prompt length. */
|
|
size_t pos; /* Current cursor position. */
|
|
size_t oldpos; /* Previous refresh cursor position. */
|
|
size_t len; /* Current edited line length. */
|
|
size_t cols; /* Number of columns in terminal. */
|
|
size_t oldrows; /* Rows used by last refrehsed line (multiline mode) */
|
|
int history_index; /* The history index we are currently editing. */
|
|
};
|
|
|
|
|
|
|
|
typedef struct linenoiseCompletions {
|
|
size_t len;
|
|
char **cvec;
|
|
} linenoiseCompletions;
|
|
|
|
/* Non blocking API. */
|
|
int linenoiseEditStart(struct linenoiseState *l, char *buf, size_t buflen, const char *prompt);
|
|
char *linenoiseEditFeed(struct linenoiseState *l);
|
|
void linenoiseEditStop(struct linenoiseState *l);
|
|
void linenoiseHide(struct linenoiseState *l);
|
|
void linenoiseShow(struct linenoiseState *l);
|
|
|
|
/* Blocking API. */
|
|
char *linenoise(const char *prompt);
|
|
void linenoiseFree(void *ptr);
|
|
|
|
/* Completion API. */
|
|
typedef void(linenoiseCompletionCallback)(const char *, linenoiseCompletions *);
|
|
typedef char*(linenoiseHintsCallback)(const char *, int *color, int *bold);
|
|
typedef void(linenoiseFreeHintsCallback)(void *);
|
|
void linenoiseSetCompletionCallback(linenoiseCompletionCallback *);
|
|
void linenoiseSetHintsCallback(linenoiseHintsCallback *);
|
|
void linenoiseSetFreeHintsCallback(linenoiseFreeHintsCallback *);
|
|
void linenoiseAddCompletion(linenoiseCompletions *, const char *);
|
|
|
|
/* History API. */
|
|
int linenoiseHistoryAdd(const char *line);
|
|
int linenoiseHistorySetMaxLen(int len);
|
|
int linenoiseHistorySave(const char *filename);
|
|
int linenoiseHistoryLoad(const char *filename);
|
|
void linenoiseHistoryFree();
|
|
|
|
|
|
/* Other utilities. */
|
|
void linenoiseClearScreen(void);
|
|
void linenoiseSetMultiLine(int ml);
|
|
void linenoisePrintKeyCodes(void);
|
|
void linenoiseMaskModeEnable(void);
|
|
void linenoiseMaskModeDisable(void);
|
|
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* __LINENOISE_H */
|