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/*
* Command execution
* Copyright
* (C) 1992 Joseph H. Allen
*
* This file is part of JOE (Joe's Own Editor)
*/
#ifndef _JOE_CMD_H
#define _JOE_CMD_H 1
/* Command entry */
struct cmd {
unsigned char *name; /* Command name */
int flag; /* Execution flags */
int (*func) (); /* Function bound to name */
MACRO *m; /* Macro bound to name */
int arg; /* 0= arg is meaningless, 1= ok */
unsigned char *negarg; /* Command to use if arg was negative */
};
extern CMD cmds[]; /* Built-in commands */
extern int joe_beep; /* Enable beep on command error */
/* Command execution flags */
#define EMID 1 /* Recenter screen */
#define ECHKXCOL 2 /* Don't execute command if cursor column is wrong */
#define EFIXXCOL 4 /* Fix column position after command has executed */
#define EMINOR 8 /* Full screen update not needed */
#define EPOS 16 /* A position history command */
#define EMOVE 32 /* A movement for position history purposes */
#define EKILL 64 /* Function is a kill */
#define EMOD 128 /* Not allowed on readonly files */
/* These use same bits as TYPE* in types.h */
#define EBLOCK 0x4000 /* Finish block selection (call udropon) */
#define EMETA 0x10000 /* JM: Executes even when if flag is zero */
/* CMD *findcmd(char *s);
* Return command address for given name
*/
CMD *findcmd PARAMS((unsigned char *s));
void addcmd PARAMS((unsigned char *s, MACRO *m));
/* Execute a command. Returns return value of command */
int execmd PARAMS((CMD *cmd, int k));
void do_auto_scroll();
extern B *cmdhist; /* Command history buffer */
int try_lock PARAMS((BW *bw,B *b));
int modify_logic PARAMS((BW *bw,B *b));
int uexecmd PARAMS((BW *bw));
extern int nolocks; /* Disable file locking */
extern int nomodcheck; /* Disable file modified check */
#endif
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