commit 5b96cef

Devine Lu Linvega  ·  2022-06-12 16:12:13 +0000 UTC
parent 15dcde5 
Added error code for stack busy
2 files changed,  +4, -2
M src/devices/system.c
M src/uxn.c
M src/devices/system.c
+3, -1 
 1@@ -17,7 +17,9 @@ WITH REGARD TO THIS SOFTWARE.
 2 static const char *errors[] = {
 3 	"underflow",
 4 	"overflow",
 5-	"division by zero"};
 6+	"division by zero",
 7+	"busy"
 8+};
 9 
10 static void
11 system_print(Stack *s, char *name)
M src/uxn.c
+1, -1 
1@@ -88,7 +88,7 @@ uxn_eval(Uxn *u, Uint16 pc)
2 		case 0x1f: /* SFT */ POP8(a) POP(b) PUSH(src, b >> (a & 0x0f) << ((a & 0xf0) >> 4)) break;
3 		}
4 	}
5-	return 1;
6+	return (u->wst->ptr || u->rst->ptr) ? uxn_halt(u, instr, 4, pc - 1) : 1;
7 err:
8 	return uxn_halt(u, instr, errcode, pc - 1);
9 }