freebsd-dev/contrib/less/lesskey.h
Xin LI 30a1828c51 less: upgrade to v590.
MFC after:	2 weeks
2021-07-17 22:20:44 -07:00

64 lines
1.3 KiB
C

/*
* Copyright (C) 1984-2021 Mark Nudelman
*
* You may distribute under the terms of either the GNU General Public
* License or the Less License, as specified in the README file.
*
* For more information, see the README file.
*/
#include "xbuf.h"
/*
* Format of a lesskey file:
*
* LESSKEY_MAGIC (4 bytes)
* sections...
* END_LESSKEY_MAGIC (4 bytes)
*
* Each section is:
*
* section_MAGIC (1 byte)
* section_length (2 bytes)
* key table (section_length bytes)
*/
#define C0_LESSKEY_MAGIC '\0'
#define C1_LESSKEY_MAGIC 'M'
#define C2_LESSKEY_MAGIC '+'
#define C3_LESSKEY_MAGIC 'G'
#define CMD_SECTION 'c'
#define EDIT_SECTION 'e'
#define VAR_SECTION 'v'
#define END_SECTION 'x'
#define C0_END_LESSKEY_MAGIC 'E'
#define C1_END_LESSKEY_MAGIC 'n'
#define C2_END_LESSKEY_MAGIC 'd'
/* */
#define KRADIX 64
struct lesskey_cmdname
{
char *cn_name;
int cn_action;
};
struct lesskey_table
{
struct lesskey_cmdname *names;
struct xbuffer buf;
int is_var;
};
struct lesskey_tables
{
struct lesskey_table *currtable;
struct lesskey_table cmdtable;
struct lesskey_table edittable;
struct lesskey_table vartable;
};
extern int parse_lesskey(char *infile, struct lesskey_tables *tables);