/*************************************************************
 * vt100 terminal emulator - Script file support
 *
 *	v2.8 880117 ACS - See the README file
 *	v2.7 870825 ACS - Wait for the reply from AbortIO().
 *			  Use the *InfoMsg*() routines in window.c.  Provide
 *			  for multiple script files on command line
 *			  (companion to the changes in init.c).  Add the
 *			  ability to set shortcuts from init file.
 *	v2.6 870227 DBW - bug fixes for all the stuff in v2.5
 *	v2.5 870214 DBW - more additions (see readme file)
 *	v2.4 861214 DBW - lots of fixes/additions (see readme file)
 *	v2.3 861101 DBW - minor bug fixes
 *	v2.2 861012 DBW - more of the same
 *	v2.1 860915 DBW - new features (see README)
 *	     860901 ACS - Added BAUD, PARITY and WORD commands & handling
 *	     860823 DBW - Integrated and rewrote lots of code
 *	     860815 Steve Drew: Initial version written of SCRIPT.C
 *	v2.0 860809 DBW - Major rewrite
 *	v1.1 860720 DBW - Switches, 80 cols, colors, bug fixes
 *	v1.0 860712 DBW - First version released
 *
 *************************************************************/

#include "vt100.h"

#define FONTNAMESIZE	40
#define FONTSUFFIX	".font"
#define MAXFONTVARLEN	34	/* 40 minus sizeof(".font") */

char myfontname[FONTNAMESIZE];

struct COMMAND {
    void (*func)();
    char *cname;
};

struct LABEL  {
    struct LABEL *next;
    char *name;
    long pos;
};

extern long atol();

struct SHORT_CUTS {
    char *cname;
    char *pos;
};
    
/*   Following variables are set up in init.c's InitDefaults.  They tell
** us if there are any other script files listed on the command line so
** that we can execute them when a prior script is done.  */

extern int script_files_todo;
extern char **script_files;

/****************  globals  needed  ******************/

char		on_string[20];	     /* string to match on for on cmd	 */
char		wait_string[20];     /* string to match of for wait cmd  */
char		golabel[20];	     /* label we are looking for in goto */
char		on_cmd[20];	     /* command to execute when on matchs*/
int		onsize;		     /* size of on_string		 */
int		waitsize;	     /* size of wait_string		 */
int		onpos;		     /* position in on string for search */
int		waitpos;	     /* pos in wait_string for search	 */
int		on_match;	     /* flag set while doing on_cmd	 */
FILE		*sf;		     /* file pointer for script file	 */
struct LABEL	*lbase = NULL;	     /* will point to first label	 */
struct LABEL	*labels;	     /* current label pointer		 */

void cmd_short();

/********************** command tables *******************************/
static struct COMMAND inicmds[] = {	/* initialization commands */
    cmd_bkg,	"bac",		/* set background color		*/
    cmd_bold,	"bol",		/* set bold color		*/
    cmd_buf,	"buf",		/* set buffer size		*/
    cmd_cursor, "cur",		/* set cursor color		*/
    cmd_depth,	"dep",		/* set screen depth		*/
    cmd_fore,	"for",		/* set foreground color		*/
    cmd_font,	"fon",		/* set font			*/
    cmd_inter,	"int",		/* interlace ON/OFF		*/
    cmd_lines,	"lin",		/* num lines			*/
    cmd_screen, "scr",		/* Screen WB/CUST		*/
    cmd_unit,	"unit",		/* Unit of serial.device to use */
    cmd_volume, "vol",		/* set volume			*/
    cmd_wb,	"wb",		/* use WB colors		*/
    cmd_short,	"sho",		/* Set shortcuts		*/
    cmd_null,	NULL		/* mark the end of the list	*/
};
static struct COMMAND scrcmds[] = {	/* script only commands */
    cmd_as,	"asc",		/* ascii send			*/
    cmd_beep,	"bee",		/* Beep				*/
    cmd_cap,	"cap",		/* ascii capture on/off		*/
    cmd_cd,	"cd",		/* change directory		*/
    cmd_delay,	"del",		/* delay amount of seconds	*/
    cmd_goto,	"got",		/* goto label			*/
    cmd_kb,	"kb",		/* kermit bye (for server)	*/
    cmd_kg,	"kg",		/* kermit get file		*/
    cmd_kr,	"kr",		/* kermit receive file		*/
    cmd_ks,	"ks",		/* kermit send file		*/
    cmd_on,	"on",		/* on a 'string' do a cmd	*/
    cmd_recf,	"recf",		/* receive a file from host	*/
    cmd_sb,	"sb",		/* Send a break			*/
    cmd_send,	"send",		/* send string to host		*/
    cmd_sendf,	"sendf",	/* send a file to host		*/
    cmd_xr,	"xr",		/* xmodem receive file		*/
    cmd_xs,	"xs",		/* xmodem send file		*/
    cmd_wait,	"wait",		/* wait for a host string	*/
    cmd_null,	NULL		/* mark the end of the list	*/
};
static struct COMMAND commands[]= {	/* generally available commands */
	    cmd_appcur, "app",		/* turn app. cursor on/off	*/
    cmd_baud,	"bau",		/* Set Baud Rate		*/
    cmd_bt,	"bre",		/* Set Break Time		*/
    cmd_conv,	"con",		/* convert fn to lowercase	*/
    cmd_echo,	"ech",		/* turn echo on or off		*/
    cmd_exit,	"exi",		/* exit script file		*/
    cmd_fnc,	"f",		/* define function key		*/
    cmd_key,	"key",		/* keyscript character		*/
    cmd_kmaxpk, "kmaxpack",	/* Kermit maximum packet size	*/
    cmd_mode,	"mod",		/* KERMIT transfer mode		*/
    cmd_numkey, "numkey",	/* turn numeric kpad on/off	*/
    cmd_parity, "parity",	/* Set Parity			*/
    cmd_swap,	"swap",		/* Swap BS and DEL		*/
    cmd_wrap,	"wrap",		/* turn wrap on or off		*/
    cmd_xbeep,	"xbee",		/* Beep at end of xfer		*/
    cmd_xproto,	"xproto",	/* Xfer Protocol		*/
    cmd_null,	NULL		/* mark the end of the list	*/
};

char *xprotos[] = {	/* Order *must* be same as corresponding p_xproto values */
    "ascii", "xmodem", "xmodemcrc", "kermit" };

/*   NB: The structures referenced in the structure may be found in
** init.c */
extern struct filecmd {
    char mo;	/* Mode			*/
    char se;	/* Send			*/
    char re;	/* Receive		*/
    char kg;	/* Kermit Get		*/
    char kb;	/* Kermit Bye		*/
    char ca;	/* Capture or Capturing */
    char nl;
} filecmd_chars;

extern struct mode_cmd {
    char as;	/* ascii mode		*/
    char xm;	/* xmodem mode		*/
    char xmc;	/* xmodem crc mode	*/
    char ke;	/* kermit mode		*/
    char nl;
} modecmd_chars;

extern struct baducmd {
    char b03;	/* 0300			*/
    char b12;	/* 1200			*/
    char b24;	/* 2400			*/
    char b48;	/* 4800			*/
    char b96;	/* 9600			*/
    char bnl;
} baudcmd_chars;

extern struct parcmd {
    char no;	/* NOne			*/
    char ma;	/* MArk			*/
    char sp;	/* SPace		*/
    char ev;	/* EVen			*/
    char od;	/* ODd			*/
    char nl;
} parcmd_chars;

extern struct modcmd {
    char im;	/* IMage		*/
    char tx;	/* TeXt			*/
    char cn;	/* CoNvert		*/
    char nl;
} modcmd_chars;

extern struct scrcmd {
    char em;	/* Execute Macro	*/
    char ab;	/* Abort Macro		*/
    char nl;
} scrcmd_chars;

extern struct {
    char sb;	/* Send Break	*/
    char hu;	/* Hang Up	*/
    char cd;	/* Change Dir	*/
    char cs;	/* Clear Screen	*/
    char ec;	/* ECho		*/
    char wr;	/* WRap		*/
    char nk;	/* Num Key	*/
    char ac;	/* App Cur	*/
    char bs;	/* BS<->DEL	*/
    char xb;	/* Beep at end of Xfer	*/
    char nl;
} utilcmd_chars;

static struct SHORT_CUTS shortkeys[] = {	/* Short-cut keys */
	/* File items: */
    "se", &(filecmd_chars.se),		/* Send file			*/
    "re", &(filecmd_chars.re),		/* Receive file			*/
    "kb", &(filecmd_chars.kb),		/* kermit bye (for server)	*/
    "kg", &(filecmd_chars.kg),		/* kermit get (for server)	*/
    "cap", &(filecmd_chars.ca),		/* Capture			*/
	/* Mode items:	*/
    "asc", &(modecmd_chars.as),		/* ascii mode			*/
    "xm", &(modecmd_chars.xm),		/* xmodem mode			*/
    "ke", &(modecmd_chars.ke),		/* kermit mode			*/
    "xmc", &(modecmd_chars.xmc),	/* xmodemcrc mode		*/
	/* Comm items:	*/
    "300", &(baudcmd_chars.b03),	/* Set Baud Rate		*/
    "1200", &(baudcmd_chars.b12),	/* Set Baud Rate		*/
    "2400", &(baudcmd_chars.b24),	/* Set Baud Rate		*/
    "4800", &(baudcmd_chars.b48),	/* Set Baud Rate		*/
    "9600", &(baudcmd_chars.b96),	/* Set Baud Rate		*/
    "none", &(parcmd_chars.no),		/* Set Parity			*/
    "mark", &(parcmd_chars.ma),		/* Set Parity			*/
    "space", &(parcmd_chars.sp),	/* Set Parity			*/
    "even", &(parcmd_chars.ev),		/* Set Parity			*/
    "odd", &(parcmd_chars.od),		/* Set Parity			*/
    "image", &(modcmd_chars.im),	/* KERMIT transfer mode		*/
    "text", &(modcmd_chars.tx),		/* KERMIT transfer mode		*/
    "convert", &(modcmd_chars.cn),	/* KERMIT transfer mode		*/
	/* Script items:	*/
    "execute", &(scrcmd_chars.em),	/* execute macro		*/
    "abort", &(scrcmd_chars.ab),	/* abort macro			*/
	/* Util items: */
    "sb", &(utilcmd_chars.sb),		/* send break			*/
    "hang", &(utilcmd_chars.hu),	/* hang up			*/
    "cd", &(utilcmd_chars.cd),		/* change directory		*/
    "clear", &(utilcmd_chars.cs),	/* clear screen			*/
    "ech", &(utilcmd_chars.ec),		/* turn echo on or off		*/
    "wrap", &(utilcmd_chars.wr),	/* turn wrap on or off		*/
    "numkey", &(utilcmd_chars.nk),	/* turn numeric kpad on/off	*/
    "app", &(utilcmd_chars.ac),		/* turn app. cursor on/off	*/
    "con", &(utilcmd_chars.bs),		/* convert bs to del		*/
    "swap", &(utilcmd_chars.bs),	/* Swap BS and DEL		*/
    "xbeep", &(utilcmd_chars.xb),	/* Beep at end of xfer		*/
    NULL, NULL
};

/********************************************************************/
/* checks char to see if match with on string or wait_string	    */
/* if on string match oncmd gets executed imediately,		    */
/* if wait_string match script_wait is set.			    */
/********************************************************************/

chk_script(c)
char c;
{
    if (on_string[0] != '\0') {
	if (on_string[onpos] == c) {
	    onpos++;
	    if (onpos == onsize) {
		on_match = TRUE;
		do_script_cmd(ONCOMMAND);
		on_match = FALSE;
		return(0);
	    }
	}
	else onpos = 0;
    }
    if (wait_string[0] != '\0') {
       if (wait_string[waitpos] != c) {
	    waitpos = 0;
	    return(0);
	}
	waitpos++;
	if (waitpos != waitsize) return(0);
	wait_string[0] = '\0';
	script_wait = FALSE;
    }
}

script_start(file)
char *file;
{
    char *sfile = NULL;

    if (strlen(file) == 0 || *file == '#') return(0);
    if ((sf = fopen(file, "r")) == NULL) {
	    sfile = AllocMem((LONG)(strlen(file)+3), MEMF_PUBLIC|MEMF_CLEAR);
	    strcpy(sfile, "S:");
	    strcat(sfile, file);
	    if((sf = fopen(sfile, "r")) == NULL) {
		InfoMsg2Line("Can't open script file",file);
		return(0);
	    }
    }
    script_on = TRUE;
    script_wait = FALSE;
    wait_string[0] = '\0';
    on_string[0] = '\0';
    on_match = FALSE;
    lbase = NULL;
    if(sfile)
	FreeMem(sfile, (LONG)strlen(file)+3);
}

/* return pointer to next word. set l to size of the word */

char *next_wrd(s,l)
char *s;
int *l;
{
    char *p;

    while(*s && (*s == ' ' || *s == '\t')) s++;
    p = s;
    while(*s && (*s != ' ' && *s != '\t')) s++;
    *l = s-p;
    return(p);
}

exe_cmd(p,l)
char *p;
int l;
{
    int i,l2;

    /* downcase the command */
    for (i=0; i<l; i++) p[i] |= ' ';

    /* now search for it (first in the init command list) */
    if (doing_init)
	for (i=0; inicmds[i].func != cmd_null; ++i) {
	    l2 = strlen(inicmds[i].cname);
	    if (l >= l2 && strncmp(p, inicmds[i].cname, l2) == 0) {
		(*inicmds[i].func)(next_wrd(p+l, &l));
		return(TRUE);
	    }
	}

    /* or the script command list */
    else
	for (i=0; scrcmds[i].func != cmd_null; ++i) {
	    l2 = strlen(scrcmds[i].cname);
	    if (l >= l2 && strncmp(p, scrcmds[i].cname, l2) == 0) {
		(*scrcmds[i].func)(next_wrd(p+l, &l));
		return(TRUE);
	    }
	}

    /* now search for it (in the standard command list) */
    for (i=0; commands[i].func != cmd_null; ++i) {
	l2 = strlen(commands[i].cname);
	if (l >= l2 && strncmp(p, commands[i].cname, l2) == 0) {
	    (*commands[i].func)(next_wrd(p+l, &l));
	    return(TRUE);
	}
    }
    if (doing_init) {
	puts("Init: unknown command:");
	puts(p);
    }
    else InfoMsg2Line("Script - unknown command:",p);

    return(FALSE);
}

struct LABEL *find_label(lname)
char *lname;
{
    struct LABEL *label;

    label = lbase;
    while(label != NULL) {
	if (strcmp(label->name, lname) == 0) return (label);
	label = label->next;
    }
    return(NULL);
}

do_script_cmd(stat)
int stat;
{
    int len,l;
    char line[256];
    char *p;

    /* if ON command is matched and we were	*/
    /* doing a DELAY then abort the delay timer,*/
    /* except if on_cmd was just a SEND.	*/
    if (stat == ONCOMMAND) {
	strcpy(line,on_cmd);
	p = next_wrd(line,&l);
	if (*p != 's' && script_wait == WAIT_TIMER)  {
	    if(!CheckIO(&Script_Timer))
		AbortIO((char *) &Script_Timer);
	    Wait (1L << Script_Timer_Port->mp_SigBit);
	    WaitIO(&Script_Timer);

	    /* script will proceed after on command    */
	    script_wait = FALSE;
	}
	exe_cmd(p,l);
	return(0);
    }
    script_wait = FALSE;
    while(fgets(line,256,sf) != NULL) {
       len = strlen(line);
       line[--len] = '\0';
       p = next_wrd(&line[0], &l);
       if (*(p + l - 1) == ':') {		/* its a label */
	   *(p + l - 1) = '\0';
	   if (find_label(p) == NULL) {		/* it's a new label */
		if (lbase == NULL)  {		/* it's the first label */
		    labels = lbase = (struct LABEL *)
			malloc(sizeof (struct LABEL));
		}
		else {
		    labels->next = (struct LABEL *)
			malloc(sizeof (struct LABEL));
		    labels = labels->next;
		}
		labels->pos  = ftell(sf);
		labels->name = malloc(l);
		labels->next = NULL;
		strcpy(labels->name, p);
		if (stat == GOTOLABEL && strcmp(p, golabel) == 0)
		      stat = NEXTCOMMAND;
	    }
	    p = next_wrd(p+l+1, &l);
	}   /* end of it's a label */
	if (stat == GOTOLABEL || *p == '#') continue;
	if (*p) exe_cmd(p,l);
	return(0);
    }		    /* end of while */
    if (stat == GOTOLABEL) InfoMsg2Line("Script: label not found:",golabel);
    exit_script();
    if(script_files_todo > 0) {
	script_files_todo--;
	script_start(*(script_files++));
    }
}

exit_script()
{
    if (script_wait == WAIT_TIMER) {	/* timer not done yet */
	if(!CheckIO(&Script_Timer))
	    AbortIO((char *) &Script_Timer); /* so abort it */
	Wait (1L << Script_Timer_Port->mp_SigBit); /* Wait for the sig */
	WaitIO(&Script_Timer); /* Get my reply back */
    }
    InfoMsg1Line("Script: terminated");
    script_on = FALSE;
    script_wait = TRUE;
    fclose(sf);
    if (reqwinup && ((reqwindow->Flags) & WINDOWACTIVE))
	ActivateWindow(mywindow);
}

/* remove quotes terminate string & return pointer to start */

char *tostring(ptr)
char *ptr;
{
    char *s1,*s2;

    s1 = ptr;
    if (*ptr == '"') {
	while(*ptr++  && *ptr != '"') ;
	if (*ptr == '"') {
	    *ptr = '\0';
	    ptr = s2 = ++s1;
	    while(*s2) {
		if	(*s2 != '^')	 *s1++ = *s2;
		else if (*(s2+1) == '^') *s1++ = *s2++;
		else			 *s1++ = ((*++s2)|' ')-96;
		s2++;
	    }
	    *s1 = '\0';
	    return(ptr);
	}
    }
    if (*s1 == '^') {
	*s1 = (*(s1+1)|' ')-96;
	*(s1+1) = '\0';
	return(s1);
    }
    *(s1+1) = '\0';
    return(s1);
}

/***************************** SCRIPT COMMANDS ********************/

void cmd_goto(lname)
char *lname;
{
    struct LABEL *label;
			    /* if on_cmd was a goto kill wait state */
    if (on_match) { wait_string[0] = '\0'; script_wait = FALSE; }
    if ((label = find_label(lname)) == NULL) {	/* is it forward */
	strcpy(golabel,lname);
	do_script_cmd(GOTOLABEL);
    }
    else {
	fseek(sf,(long)(label->pos),0);
    }
}

void cmd_send(str)
char *str;
{
    sendstring(tostring(str));
}

void cmd_wait(str)
char *str;
{
    str = tostring(str);
    *(str+20) = '\0';	      /* 20 characters max */
    strcpy(wait_string, str);
    waitsize = strlen(str);
    script_wait = WAIT_STRING;
}

void cmd_on(str)
char *str;
{
   char *p;

    p = tostring(str);
    strcpy(on_string, p);
    onsize = strlen(p);
    *(p+onsize+2+20) = '\0';	    /* 20 characters max */
    strcpy(on_cmd,p+onsize+2);
}

void cmd_delay(seconds)
char *seconds;
{
    script_wait = WAIT_TIMER;
    Script_Timer.tr_time.tv_secs = atoi(seconds);
    Script_Timer.tr_time.tv_micro = 0;
    SendIO((char *) &Script_Timer.tr_node);
}

void cmd_exit(option)
char *option;
{
    char *p;
    int  l;

    if (doing_init) return;

    if (*option) {
	p = next_wrd(option,&l);
	*(p+l) = '\000';
	if  (strcmp(p,"vt100") == 0 || strcmp(p,"VT100") == 0)
	    cleanup("Exit vt100 from script",0);
	exit_script();
	script_start(p);
    }
    else {
	exit_script();
	if(script_files_todo > 0) {
	    script_files_todo--;
	    script_start(*(script_files++));
	}
    }
}

void cmd_ks(file)
char *file;
{
    char name[80], *p;

    name[0] = '\0';
    if(file == NULL || *file == '\0') {
	req("Kermit Send:",name,1);
	p = name;
    }
    else p = file;
    multi_xfer(p, doksend, 1);
}

void cmd_kr(file)
char *file;
{
    char name[80];

    name[0] = '\0';

    multi_xfer(name, dokreceive, 0);
}

void cmd_kg(file)
char *file;
{
    char name[80], *p;

    name[0] = 0;
    server = TRUE;
    if(file == NULL || *file == '\0') {
	req("Kermit GET remote file(s):", name, 1);
	p = name;
    }
    else p = file;
    multi_xfer(p, dokreceive, 0);
}

void cmd_kb()
{
    saybye();
}

void cmd_recf(file)
char *file;
{
    switch(p_xproto) {
    case 0:	/* Ascii */
	do_capture(file);
	break;
    case 1:	/* Xmodem */
    case 2:	/* XmodemCRC */
	if(p_parity > 0) {
	    InfoMsg1Line("Parity setting prevents XMODEM receive.");
	    break;
	}
	cmd_xr(file);
	break;
    case 3:	/* Kermit */
    default:
	cmd_kr(file);
	break;
    }
}

void cmd_sendf(file)
char *file;
{
    switch(p_xproto) {
    case 0:	/* Ascii */
	do_send(file);
	break;
    case 1:	/* Xmodem */
    case 2:	/* XmodemCRC */
	if(p_parity > 0) {
	    InfoMsg1Line("Parity setting prevents XMODEM send.");
	    break;
	}
	cmd_xs(file);
	break;
    case 3:	/* Kermit */
    default:
	cmd_ks(file);
	break;
    }
}

void cmd_xs(file)
char *file;
{
    char name[80], *p;

    name[0] = '\0';
    if(file == NULL || *file == '\0') {
	req("Xmodem Send:",name,1);
	p = name;
    }
    else p = file;
    multi_xfer(p, XMODEM_Send_File, 1);
}

void cmd_xr(file)
char *file;
{
    char name[80], *p;

    name[0] = '\0';
    if(file == NULL || *file == '\0') {
	req("Xmodem Receive:",name,1);
	p = name;
    }
    else p = file;
    multi_xfer(p, XMODEM_Read_File, 1);
}

void cmd_cd(name)
char *name;
{
    set_dir(name);
}

void cmd_sb(str)
char *str;
{
    sendbreak();
}

void cmd_baud(rate)
char *rate;
{
    int i = atoi(rate);

    switch( i ) {
	case  300:
	case 1200:
	case 2400:
	case 4800:
	case 9600:
	if (doing_init) p_baud = i;
	else		setserbaud(i, TRUE);
	break;

	default:
	if (doing_init) {
	    puts("Init: invalid baud rate:");
	    puts(rate);
	}
	else InfoMsg2Line("Script: invalid baud rate: ",rate);
	break;
    }
}

void cmd_parity(par)
char *par;
{
    int i;

    switch( *par|' ' ) {
	case 'n': i =  0; break;
	case 'm': i =  1; break;
	case 's': i =  2; break;
	case 'e': i =  3; break;
	case 'o': i =  4; break;

	default:
	if (doing_init) {
	    puts("Init: invalid parity:");
	    puts(par);
	}
	else InfoMsg2Line("Script: invalid parity: ",par);
	return;
    }
    p_parity = i;
    if (doing_init == 0) redocomm();

}

void cmd_bt(breaklength)
char *breaklength;
{
    p_break = atol(breaklength);
    if (doing_init) return;

    AbortIO(Read_Request);
    Wait(1L << Read_Request->IOSer.io_Message.mn_ReplyPort->mp_SigBit);
    WaitIO(Read_Request);
    Read_Request->io_BrkTime = Write_Request->io_BrkTime = p_break;
    setparams();
}

void cmd_kmaxpk(pks)
char *pks;
{
    int i = atoi(pks);

    if(i <= MAXLONGPKS)
	p_kmaxpack = i;
    else {
    	if(doing_init) {
	    puts("Init: Kermit packet size too big:");
	    puts(pks);
	}
	else InfoMsg2Line("Script: Kermit packet size too big: ",pks);
    }
}

void cmd_mode(tmode)
char *tmode;
{
    switch (*tmode|' ') {
	case 'i':
	p_mode = 0;
	break;

	case 'c':
	p_mode = 1;
	break;

	default:
	if (doing_init) {
	    puts("Init: invalid transfer mode:");
	    puts(tmode);
	}
	else
	    InfoMsg2Line("Script: invalid transfer mode: ",tmode);
	return;
    }
    if (doing_init == 0) redocomm();
}

void cmd_as(file)
char *file;
{
    do_send(file);
}

void cmd_cap(file)
char *file;
{
    do_capture(file);
}

void cmd_beep(dummy)
char	*dummy;
{
    if (p_volume == 0) DisplayBeep(NULL);
    else {
	BeginIO(&Audio_Request);
	WaitIO(&Audio_Request);
    }
}

void setvar(par,typ,var)
char	*par;
int	typ,*var;
{
    int i;

    switch (typ) {
	case 0: /* ON/OFF or YES/NO */
	case 1: /* not case */
	if ((par[1]|' ') == 'n' || (par[0]|' ') == 'y') *var = 1-typ;
	else						*var = typ;
	break;

	case 2: /* read hex number */
	if (sscanf(par,"%x",&i) == 1) *var = i;

	break;

	case 3: /* read decimal number */
	if (sscanf(par,"%d",&i) == 1) *var = i;
	break;
    }
}

void cmd_echo(par)
char	*par;
{
    setvar(par,0,&p_echo);
    if (doing_init == 0) redoutil();
}

void cmd_wrap(par)
char	*par;
{
    setvar(par,0,&p_wrap);
    if (doing_init == 0) redoutil();
}

void cmd_xbeep(par)
char	*par;
{
    setvar(par,0,&p_xbeep);
    if (doing_init == 0) redoutil();
}

void cmd_xproto(par)
char	*par;
{
    int i, l = strlen(par);
    char temp[40];

    /* downcase the parameter */
    for(i=0; i<l; i++) par[i] |= ' ';

    p_xproto = MODEMAX + 1;	/* Establish a default */

    for(i=0; i<MODEMAX; i++) {
	if(strcmp(par, &(*(xprotos[i]))) == 0) {
	    p_xproto = i;
	    break;
	}
    }
    if(p_xproto >= MODEMAX) {
	p_xproto = MODEMAX - 1;
	sprintf(temp, "XPROTO \"%.10s\" unknown, %s used", par, &(*(xprotos[p_xproto])));
	if(doing_init) {
	    puts("Init:");
	    puts(temp);
	}
	else
	    InfoMsg2Line("Script:", temp);
    }
    if(doing_init == 0) redofile();
}

void cmd_numkey(par)
char	*par;
{
    setvar(par,1,&p_keyapp);
    if (doing_init == 0) redoutil();
}

void cmd_appcur(par)
char	*par;
{
    setvar(par,0,&p_curapp);
    if (doing_init == 0) redoutil();
}

void cmd_swap(par)
char	*par;
{
    setvar(par,0,&p_bs_del);
    if (doing_init == 0)
	redoutil();	/* Calls InitUtilItems which does swap_bs_del() */
    else {
    	swap_bs_del();	/* Setup keys[] properly... */
    	swap_bs_del();	/* ...for new mode	    */
    }
}

void cmd_bkg(par)
char	*par;
{
    setvar(par,2,&p_background);
}

void cmd_bold(par)
char	*par;
{
    setvar(par,2,&p_bold);
}

void cmd_buf(par)
char	*par;
{
    setvar(par,3,&p_buffer);
}

void cmd_cursor(par)
char	*par;
{
    setvar(par,2,&p_cursor);
}

void cmd_depth(par)
char	*par;
{
    setvar(par,3,&p_depth);
}

void cmd_fore(par)
char	*par;
{
    setvar(par,2,&p_foreground);
}

void cmd_font(par)
char	*par;
{
    char temp[80]; 

    /*  myfontname has been initialized from p_font in InitDefaults() in
    ** init.c */

    if(*par) {
	if(strlen(par) < MAXFONTVARLEN) {
	    strcpy(myfontname, par);
	    strcat(myfontname,FONTSUFFIX);
	}
	else {
	    puts("Init:");
	    sprintf(temp, "Font specification too long, \"%s\" used", myfontname);
	    puts(temp);
	}
    }
    myattr.ta_Name = (STRPTR)myfontname;
}

void cmd_inter(par)
char	*par;
{
    setvar(par,0,&p_interlace);
}

void cmd_lines(par)
char	*par;
{
    setvar(par,3,&p_lines);
}

void cmd_screen(par)
char	*par;
{
    if ((par[0]|' ') == 'w') p_screen = 0;
    else		     p_screen = 1;
}

void cmd_unit(par)
char	*par;
{
    setvar(par, 3, &p_unit);
}

void cmd_wb(par)
char	*par;
{
    setvar(par,0,&p_wbcolors);
}

void cmd_short(par)	/* Set keyboard shortcuts */
char	*par;
{
    int	i, l, l2;
    register char *p = par;
    
    /* downcase the next word */
    for (i=0; p[i] && (p[i] != ' ') && (p[i] != '\t'); i++) p[i] |= ' ';
    l = i;
    
    /*   Find the command name.  If found set the shortcut key to the
    ** user's value.  If no value then set the key to ' ' to indicate no
    ** shortcur available. */
    for(i = 0; shortkeys[i].cname != NULL; i++) {
	l2 = strlen(shortkeys[i].cname);
	if (l >= l2 && strncmp(p, shortkeys[i].cname, l2) == 0) {
	    for( ; p[l] && ((p[l] == ' ') || (p[l] == '\t')) ; l++) ;
	    if(p[l])
		*(shortkeys[i].pos) = p[l];
	    else
		*(shortkeys[i].pos) = ' ';
	    return;
	}
    }
    if(doing_init) {
	puts("Init: Unknown shortcut: ");
	puts(par);
    }
    else
	InfoMsg2Line("Script: Unknown shortcut:", par);
}

void cmd_key(par)
char	*par;
{
    int i;

    if (sscanf(par,"%x",&i) == 1) p_keyscript = (char)(i & 0x7f);
}

void cmd_volume(par)
char	*par;
{
    setvar(par,3,&p_volume);
}

void cmd_conv(par)
char	*par;
{
    setvar(par,0,&p_convert);
    if (doing_init == 0) redoutil();
}

void cmd_fnc(par)
char	*par;
{
    char    *s;
    int     l;
    int     i = atoi(par);

    s = par;
    if (*s) s = next_wrd(s,&l);		/* skip key number */
    if (*s) s = next_wrd(s+l+1,&l);	/* point at desired string */
    if (*s) s = tostring(s);		/* convert the string */
    if (*s && i > 0 && i < 21) {
	if (i > 10) {
	    p_F[i-11] = malloc(strlen(s)+1);
	    strcpy(p_F[i-11],s);
	}
	else {
	    p_f[i-1] = malloc(strlen(s)+1);
	    strcpy(p_f[i-1],s);
	}
    }
}

void cmd_null(dummy)
char *dummy;
{ }

