This adds in <Someone>'s autodig patch.

dat/opthelp

@@ -2,6 +2,7 @@ Boolean options not under specific compile flags (with default values in []):
 (You can learn which options exist in your version by checking your current
 option setting, which is reached via the 'O' cmd.)
 
+autodig        dig if moving and wielding digging tool            [FALSE]
 autopickup     automatically pick up objects you move over        [TRUE]
 autoquiver     when firing with an empty quiver, select some
                suitable inventory weapon to fill the quiver       [FALSE]

doc/Guidebook.mn

@@ -1596,6 +1596,9 @@ Your starting alignment (align:lawful, align:neutral,
 or align:chaotic).  You may specify just the first letter.
 The default is to randomly pick an appropriate alignment.
 Cannot be set with the `O' command.
+.lp autodig
+Automatically dig if you are wielding a digging tool and moving into a place
+that can be dug (default false).
 .lp "autopickup  "
 Automatically pick up things onto which you move (default on).
 .lp "autoquiver  "

doc/Guidebook.tex

@@ -2006,6 +2006,10 @@ or {\tt align:chaotic}).  You may specify just the first letter.
 The default is to randomly pick an appropriate alignment.
 Cannot be set with the `{\tt O}' command.
 %.lp
+\item[\ib{autodig}]
+Automatically dig if you are wielding a digging tool and moving into a place
+that can be dug (default false).
+%.lp
 \item[\ib{autopickup}]
 Automatically pick up things onto which you move (default on).
 %.Ip

doc/fixes33.2

@@ -469,6 +469,7 @@ blessed gold detection now detects anything made of gold, not just
 	coins, including candelabrum and gold rings
 new T-shirt messages from Scott Bigham
 option to get rid of resistance 'sparkle' (shieldeffect) (Scott Bigham)
+option for autodig (Malcolm Ryan)
 glowing Sunsword (inspired by Slashem)
 msg_window option for ^P in TTY mode (Jay Tilton)
 ninjas should get multishot bonus with yumi and ya (Dylan O'Donnell)

include/extern.h

@@ -228,6 +228,7 @@ E boolean FDECL(dig_check, (struct monst *, BOOLEAN_P, int, int));
 E void FDECL(digactualhole, (int,int,struct monst *,int));
 E boolean FDECL(dighole, (BOOLEAN_P));
 E int FDECL(use_pick_axe, (struct obj *));
+E int FDECL(use_pick_axe2, (struct obj *));
 E boolean FDECL(mdig_tunnel, (struct monst *));
 E void FDECL(watch_dig, (struct monst *,XCHAR_P,XCHAR_P,BOOLEAN_P));
 E void NDECL(zap_dig);

include/flag.h

@@ -22,6 +22,7 @@ struct flag {
 #ifdef	MFLOPPY
 	boolean  asksavedisk;
 #endif
+	boolean  autodig;       /* MRKR: Automatically dig */
 	boolean  autoquiver;	/* Automatically fill quiver */
 	boolean  beginner;
 #ifdef MAIL

src/dig.c

@@ -773,9 +773,8 @@ struct obj *obj;
 	char dirsyms[12];
 	char qbuf[QBUFSZ];
 	register char *dsp = dirsyms;
-	register struct rm *lev;
 	register int rx, ry;
-	int dig_target, res = 0;
+	int res = 0;
 	register const char *sdp;
 	if(iflags.num_pad) sdp = ndir; else sdp = sdir;	/* DICE workaround */
 
@@ -804,6 +803,22 @@ struct obj *obj;
 	Sprintf(qbuf, "In what direction do you want to dig? [%s]", dirsyms);
 	if(!getdir(qbuf))
 		return(res);
+
+	return(use_pick_axe2(obj));
+}
+
+/* MRKR: use_pick_axe() is split in two to allow autodig to bypass */
+/*       the "In what direction do you want to dig?" query.        */
+/*       use_pick_axe2() uses the existing u.dx, u.dy and u.dz    */
+
+int
+use_pick_axe2(obj) 
+struct obj *obj;
+{
+	register int rx, ry;
+	register struct rm *lev;
+	int dig_target;
+
 	if (u.uswallow && attack(u.ustuck)) {
 		;  /* return(1) */
 	} else if (Underwater) {

src/hack.c

@@ -545,6 +545,14 @@ boolean test_only;
 	} else if (tunnels(youmonst.data) && !needspick(youmonst.data)) {
 	    /* Eat the rock. */
 	    if (!test_only && still_chewing(x,y)) return FALSE;
+	} else if (flags.autodig && !flags.run && !flags.nopick && (uwep->otyp == PICK_AXE || uwep->otyp == DWARVISH_MATTOCK)) {
+	/* MRKR: Automatic digging when wielding the appropriate tool */
+	    if (!test_only) {
+		use_pick_axe2(uwep);
+		flags.move = 0;
+		nomul(0);
+		return FALSE;
+	    }
 	} else {
 	    if ( !test_only ) {
 		if (Is_stronghold(&u.uz) && is_db_wall(x,y))

src/options.c

@@ -39,6 +39,7 @@ static struct Bool_Opt
 #else
 	{"asksavedisk", (boolean *)0, FALSE},
 #endif
+	{"autodig", &flags.autodig, FALSE},
 	{"autopickup", &flags.pickup, TRUE},
 	{"autoquiver", &flags.autoquiver, FALSE},
 #if defined(MICRO) && !defined(AMIGA)