More "user canceled" extended command return values

src/apply.c

@@ -1838,7 +1838,7 @@ jump(int magic) /* 0=Physical, otherwise skill level */
     g.jumping_is_magic = magic;
     getpos_sethilite(display_jump_positions, get_valid_jump_position);
     if (getpos(&cc, TRUE, "the desired position") < 0)
-        return ECMD_OK; /* user pressed ESC */
+        return ECMD_CANCEL; /* user pressed ESC */
     if (!is_valid_jump_pos(cc.x, cc.y, magic, TRUE)) {
         return ECMD_OK;
     } else {
@@ -3138,7 +3138,7 @@ use_pole(struct obj *obj, boolean autohit)
     if (!autohit) {
         getpos_sethilite(display_polearm_positions, get_valid_polearm_position);
         if (getpos(&cc, TRUE, "the spot to hit") < 0)
-            return res; /* ESC; uses turn iff polearm became wielded */
+            return (res|ECMD_CANCEL); /* ESC; uses turn iff polearm became wielded */
     }
 
     glyph = glyph_at(cc.x, cc.y);
@@ -3355,7 +3355,7 @@ use_grapple(struct obj *obj)
     cc.x = u.ux;
     cc.y = u.uy;
     if (getpos(&cc, TRUE, "the spot to hit") < 0)
-        return res; /* ESC; uses turn iff grapnel became wielded */
+        return (res|ECMD_CANCEL); /* ESC; uses turn iff grapnel became wielded */
 
     /* Calculate range; unlike use_pole(), there's no minimum for range */
     typ = uwep_skill_type();

src/cmd.c

@@ -1567,7 +1567,7 @@ wiz_smell(void)
         pline("Pick a monster to smell.");
         ans = getpos(&cc, TRUE, "a monster");
         if (ans < 0 || cc.x < 0) {
-            return ECMD_OK; /* done */
+            return ECMD_CANCEL; /* done */
         }
         /* Convert the glyph at the selected position to a mndxbol. */
         glyph = glyph_at(cc.x, cc.y);
@@ -4707,7 +4707,7 @@ dotravel(void)
         if (getpos(&cc, TRUE, "the desired destination") < 0) {
             /* user pressed ESC */
             iflags.getloc_travelmode = FALSE;
-            return ECMD_OK;
+            return ECMD_CANCEL;
         }
     }
     iflags.travelcc.x = u.tx = cc.x;

src/shk.c

@@ -1296,7 +1296,7 @@ dopay(void)
         cc.x = u.ux;
         cc.y = u.uy;
         if (getpos(&cc, TRUE, "the creature you want to pay") < 0)
-            return ECMD_OK; /* player pressed ESC */
+            return ECMD_CANCEL; /* player pressed ESC */
         cx = cc.x;
         cy = cc.y;
         if (cx < 0) {

src/teleport.c

@@ -479,7 +479,7 @@ tele(void)
     scrolltele((struct obj *) 0);
 }
 
-/* teleport the hero; usually discover scroll of teleporation if via scroll */
+/* teleport the hero; usually discover scroll of teleportation if via scroll */
 void
 scrolltele(struct obj* scroll)
 {