/*
 * SHELL.H
 *
 * (c)1986 Matthew Dillon     9 October 1986
 *
 *
 * SHELL include file.. contains shell parameters and extern's
 *
 * Version 2.07M by Steve Drew 10-Sep-87
 *
 * Version 3.02A by Carlo Borreo & Cesare Dieni 20-Dec-88
 *
 */

#define RAW_CONSOLE 1   /* Set to 0 to compile out Cmd Line Editing */

#include <stdio.h>
#include <exec/exec.h>
#include <time.h>
#include <libraries/dos.h>
#include <libraries/dosextens.h>
#include <intuition/intuition.h>
#include <intuition/intuitionbase.h>
#include "shellfunctions.h"
#include <fcntl.h>
#include <libraries/arpbase.h>
#include <arpfunctions.h>

typedef struct FileInfoBlock FIB;

#define bmov movmem

#define MAXAV		256		/* Max. # arguments		*/
#define MAXSRC		5		/* Max. # of source file levels */
#define MAXIF		10		/* Max. # of if levels		*/
#define MAXALIAS	20		/* Max. # of alias levels	*/
#define MAXMYFILES	9		/* Max. # of internal files	*/

#define LEVEL_SET	0		/* which variable list to use   */
#define LEVEL_ALIAS	1
#define LEVEL_LABEL	2

	/* EXECOM.C defines */

#define FL_DOLLAR	0x01  /* One of the following */
#define FL_BANG		0x02
#define FL_PERCENT	0x04
#define FL_QUOTE	0x08
#define FL_IDOLLAR	0x10  /* Any or all of the following may be set */
#define FL_EOC		0x20
#define FL_EOL		0x40
#define FL_OVERIDE	0x80
#define FL_WILD		0x100
#define FL_MASK		(FL_DOLLAR|FL_BANG|FL_PERCENT|FL_QUOTE)

#ifndef NULL
#define NULL 0L
#endif

#define CHECKBREAK() dobreak()

#ifndef AZTEC_C
struct _dev {
	long  fd;
	short mode;
	};
#endif

struct HIST {
	struct HIST *next, *prev;	/* doubly linked list */
	char *line;			/* line in history    */
};

struct PERROR {
	int errnum;			/* Format of global error lookup */
	char *errstr;
};

struct DPTR {				/* Format of directory fetch pointer */
	BPTR lock;			/* lock on directory   */
	FIB *fib;			/* mod'd fib for entry */
	};

extern struct HIST *H_head, *H_tail;
extern struct PERROR Perror[];
extern struct DPTR *dopen();
extern char *set_var(), *get_var(), *next_word();
extern char *get_history(), *compile_av(), *get_pwd();
extern char *malloc(), *strcpy(), *strcat(), *index();
extern char **expand();
extern char *av[];
extern char *Current;
extern int  H_len, H_tail_base, H_stack;
extern int  E_stack;
extern int  Src_stack, If_stack, forward_goto;
extern int  ac;
extern int  debug, Rval, Verbose, disable, Quit;
extern int  Lastresult;
extern int  Exec_abortline;
extern int   S_histlen;
extern unsigned int options;
extern long  Cin, Cout, Cout_append;
extern char *Cin_name, *Cout_name;
extern char  Cin_type,  Cout_type;  /* these variables are in transition */
extern char *Pipe1, *Pipe2;

extern long Errno;
extern long Src_base[MAXSRC];
extern long Src_pos[MAXSRC];
extern char If_base[MAXIF];
extern struct Process *Myprocess;
extern struct CommandLineInterface *Mycli;

extern long atol(), Atol(), myatol();