getchar.c File Reference

#include <assert.h>
#include <stdbool.h>
#include <string.h>
#include <inttypes.h>
#include "nvim/vim.h"
#include "nvim/ascii.h"
#include "nvim/getchar.h"
#include "nvim/buffer_defs.h"
#include "nvim/charset.h"
#include "nvim/cursor.h"
#include "nvim/edit.h"
#include "nvim/eval.h"
#include "nvim/ex_docmd.h"
#include "nvim/ex_getln.h"
#include "nvim/farsi.h"
#include "nvim/func_attr.h"
#include "nvim/main.h"
#include "nvim/mbyte.h"
#include "nvim/memline.h"
#include "nvim/memory.h"
#include "nvim/message.h"
#include "nvim/misc1.h"
#include "nvim/keymap.h"
#include "nvim/garray.h"
#include "nvim/move.h"
#include "nvim/normal.h"
#include "nvim/ops.h"
#include "nvim/option.h"
#include "nvim/regexp.h"
#include "nvim/screen.h"
#include "nvim/state.h"
#include "nvim/strings.h"
#include "nvim/ui.h"
#include "nvim/undo.h"
#include "nvim/event/loop.h"
#include "nvim/os/input.h"
#include "nvim/os/os.h"
#include "nvim/os/fileio.h"
#include "nvim/api/private/handle.h"

Macros
#define	MINIMAL_SIZE   20 /* minimal size for b_str */
#define	MAP_HASH(mode, c1)
#define	RM_YES   0 /* tb_noremap: remap */
#define	RM_NONE   1 /* tb_noremap: don't remap */
#define	RM_SCRIPT   2 /* tb_noremap: remap local script mappings */
#define	RM_ABBR   4 /* tb_noremap: don't remap, do abbrev. */
#define	TYPELEN_INIT   (5 * (MAXMAPLEN + 3))
#define	DUM_LEN   MAXMAPLEN * 3 + 3
#define	MAPMODE(mode, modechars, chr, modeflags)

Functions
void	free_buff (buffheader_T *buf)
char_u *	get_recorded (void)
char_u *	get_inserted (void)
int	stuff_empty (void)
int	readbuf1_empty (void)
void	typeahead_noflush (int c)
void	flush_buffers (flush_buffers_T flush_typeahead)
void	ResetRedobuff (void)
void	CancelRedo (void)
void	saveRedobuff (save_redo_T *save_redo)
void	restoreRedobuff (save_redo_T *save_redo)
void	AppendToRedobuff (const char *s)
void	AppendToRedobuffLit (char_u *str, int len)
void	AppendCharToRedobuff (int c)
void	AppendNumberToRedobuff (long n)
void	stuffReadbuff (const char *s)
void	stuffRedoReadbuff (const char *s)
void	stuffReadbuffLen (const char *s, long len)
void	stuffReadbuffSpec (const char *s)
void	stuffcharReadbuff (int c)
void	stuffnumReadbuff (long n)
int	start_redo (long count, bool old_redo)
int	start_redo_ins (void)
void	stop_redo_ins (void)
int	ins_typebuf (char_u *str, int noremap, int offset, int nottyped, bool silent)
void	ins_char_typebuf (int c)
int	typebuf_changed (int tb_change_cnt)
int	typebuf_typed (void)
int	typebuf_maplen (void)
void	del_typebuf (int len, int offset)
void	may_sync_undo (void)
void	alloc_typebuf (void)
void	free_typebuf (void)
void	save_typebuf (void)
void	save_typeahead (tasave_T *tp)
void	restore_typeahead (tasave_T *tp)
void	openscript (char_u *name, int directly)
int	using_script (void)
void	before_blocking (void)
int	vgetc (void)
int	safe_vgetc (void)
int	plain_vgetc (void)
int	vpeekc (void)
int	vpeekc_any (void)
int	char_avail (void)
void	vungetc (int c)
int	inchar (char_u *buf, int maxlen, long wait_time)
int	fix_input_buffer (char_u *buf, int len)
int	do_map (int maptype, char_u *arg, int mode, int abbrev)
int	get_map_mode (char_u **cmdp, int forceit)
void	map_clear_mode (char_u *cmdp, char_u *arg, int forceit, int abbr)
void	map_clear_int (buf_T *buf, int mode, int local, int abbr)
char *	map_mode_to_chars (int mode) FUNC_ATTR_MALLOC FUNC_ATTR_NONNULL_RET
bool	map_to_exists (const char *const str, const char *const modechars, const bool abbr) FUNC_ATTR_NONNULL_ALL FUNC_ATTR_WARN_UNUSED_RESULT FUNC_ATTR_PURE
int	map_to_exists_mode (const char *const rhs, const int mode, const bool abbr)
char_u *	set_context_in_map_cmd (expand_T *xp, char_u *cmd, char_u *arg, int forceit, int isabbrev, int isunmap, cmdidx_T cmdidx)
int	ExpandMappings (regmatch_T *regmatch, int *num_file, char_u ***file)
int	check_abbr (int c, char_u *ptr, int col, int mincol)
char_u *	vim_strsave_escape_csi (char_u *p)
void	vim_unescape_csi (char_u *p)
int	makemap (FILE *fd, buf_T *buf)
int	put_escstr (FILE *fd, char_u *strstart, int what)
char_u *	check_map (char_u *keys, int mode, int exact, int ign_mod, int abbr, mapblock_T **mp_ptr, int *local_ptr)
void	add_map (char_u *map, int mode)
mapblock_T *	get_maphash (int index, buf_T *buf) FUNC_ATTR_PURE
char_u *	getcmdkeycmd (int promptc, void *cookie, int indent)
	Get command argument for <Cmd> key. More...

Variables
FileDescriptor *	scriptin [NSCRIPT] = { NULL }
	Streams to read script from. More...

Macro Definition Documentation

#define DUM_LEN   MAXMAPLEN * 3 + 3

#define MAP_HASH	(		mode,
			c1
	)

Value:

(((mode) & \
                       (NORMAL + VISUAL + SELECTMODE + \
                        OP_PENDING + TERM_FOCUS)) ? (c1) : ((c1) ^ 0x80))

#define MAPMODE	(		mode,
			modechars,
			chr,
			modeflags
	)

Value:

do { \
    if (strchr(modechars, chr) != NULL) { \
      mode |= modeflags; \
    } \
  } while (0)

#define MINIMAL_SIZE   20 /* minimal size for b_str */

#define RM_ABBR   4 /* tb_noremap: don't remap, do abbrev. */

#define RM_NONE   1 /* tb_noremap: don't remap */

#define RM_SCRIPT   2 /* tb_noremap: remap local script mappings */

#define RM_YES   0 /* tb_noremap: remap */

#define TYPELEN_INIT   (5 * (MAXMAPLEN + 3))

Function Documentation

void add_map	(	char_u *	map,
		int	mode
	)

void alloc_typebuf

(

void

)

void AppendCharToRedobuff

(

int

c

)

void AppendNumberToRedobuff

(

long

n

)

void AppendToRedobuff

(

const char *

s

)

void AppendToRedobuffLit	(	char_u *	str,
		int	len
	)

void before_blocking

(

void

)

This function is called just before doing a blocking wait. Thus after waiting 'updatetime' for a character to arrive.

void CancelRedo

(

void

)

int char_avail

(

void

)

int check_abbr	(	int	c,
		char_u *	ptr,
		int	col,
		int	mincol
	)

char_u* check_map	(	char_u *	keys,
		int	mode,
		int	exact,
		int	ign_mod,
		int	abbr,
		mapblock_T **	mp_ptr,
		int *	local_ptr
	)

void del_typebuf	(	int	len,
		int	offset
	)

int do_map	(	int	maptype,
		char_u *	arg,
		int	mode,
		int	abbrev
	)

int ExpandMappings	(	regmatch_T *	regmatch,
		int *	num_file,
		char_u ***	file
	)

int fix_input_buffer	(	char_u *	buf,
		int	len
	)

void flush_buffers

(

flush_buffers_T

flush_typeahead

)

void free_buff

(

buffheader_T *

buf

)

void free_typebuf

(

void

)

char_u* get_inserted

(

void

)

int get_map_mode	(	char_u **	cmdp,
		int	forceit
	)

mapblock_T* get_maphash	(	int	index,
		buf_T *	buf
	)

Retrieve the mapblock at the index either globally or for a certain buffer

Parameters

index	The index in the maphash[]
buf	The buffer to get the maphash from. NULL for global

char_u* get_recorded

(

void

)

char_u* getcmdkeycmd	(	int	promptc,
		void *	cookie,
		int	indent
	)

Get command argument for <Cmd> key.

int inchar	(	char_u *	buf,
		int	maxlen,
		long	wait_time
	)

void ins_char_typebuf

(

int

c

)

int ins_typebuf	(	char_u *	str,
		int	noremap,
		int	offset,
		int	nottyped,
		bool	silent
	)

int makemap	(	FILE *	fd,
		buf_T *	buf
	)

void map_clear_int	(	buf_T *	buf,
		int	mode,
		int	local,
		int	abbr
	)

void map_clear_mode	(	char_u *	cmdp,
		char_u *	arg,
		int	forceit,
		int	abbr
	)

char* map_mode_to_chars

(

int

mode

)

Return characters to represent the map mode in an allocated string

Returns

[allocated] NUL-terminated string with characters.

bool map_to_exists	(	const char *const	str,
		const char *const	modechars,
		const bool	abbr
	)

Check if a map exists that has given string in the rhs

Also checks mappings local to the current buffer.

Parameters

[in]	str	String which mapping must have in the rhs. Termcap codes are recognized in this argument.
[in]	modechars	Mode(s) in which mappings are checked.
[in]	abbr	true if checking abbreviations in place of mappings.

Returns

true if there is at least one mapping with given parameters.

int map_to_exists_mode	(	const char *const	rhs,
		const int	mode,
		const bool	abbr
	)

Check if a map exists that has given string in the rhs

Also checks mappings local to the current buffer.

Parameters

[in]	rhs	String which mapping must have in the rhs. Termcap codes are recognized in this argument.
[in]	mode	Mode(s) in which mappings are checked.
[in]	abbr	true if checking abbreviations in place of mappings.

Returns

true if there is at least one mapping with given parameters.

void may_sync_undo

(

void

)

void openscript	(	char_u *	name,
		int	directly
	)

int plain_vgetc

(

void

)

int put_escstr	(	FILE *	fd,
		char_u *	strstart,
		int	what
	)

int readbuf1_empty

(

void

)

void ResetRedobuff

(

void

)

void restore_typeahead

(

tasave_T *

tp

)

void restoreRedobuff

(

save_redo_T *

save_redo

)

Restore redobuff and old_redobuff from save_redobuff and save_old_redobuff. Used after executing autocommands and user functions.

int safe_vgetc

(

void

)

void save_typeahead

(

tasave_T *

tp

)

void save_typebuf

(

void

)

void saveRedobuff

(

save_redo_T *

save_redo

)

Save redobuff and old_redobuff to save_redobuff and save_old_redobuff. Used before executing autocommands and user functions.

char_u* set_context_in_map_cmd	(	expand_T *	xp,
		char_u *	cmd,
		char_u *	arg,
		int	forceit,
		int	isabbrev,
		int	isunmap,
		cmdidx_T	cmdidx
	)

int start_redo	(	long	count,
		bool	old_redo
	)

int start_redo_ins

(

void

)

void stop_redo_ins

(

void

)

int stuff_empty

(

void

)

void stuffcharReadbuff

(

int

c

)

void stuffnumReadbuff

(

long

n

)

void stuffReadbuff

(

const char *

s

)

void stuffReadbuffLen	(	const char *	s,
		long	len
	)

void stuffReadbuffSpec

(

const char *

s

)

void stuffRedoReadbuff

(

const char *

s

)

Append string "s" to the redo stuff buffer.

Remarks

CSI and K_SPECIAL must already have been escaped.

void typeahead_noflush

(

int

c

)

int typebuf_changed

(

int

tb_change_cnt

)

int typebuf_maplen

(

void

)

int typebuf_typed

(

void

)

int using_script

(

void

)

int vgetc

(

void

)

char_u* vim_strsave_escape_csi

(

char_u *

p

)

void vim_unescape_csi

(

char_u *

p

)

int vpeekc

(

void

)

int vpeekc_any

(

void

)

void vungetc

(

int

c

)

Variable Documentation

FileDescriptor* scriptin[NSCRIPT] = { NULL }

Streams to read script from.