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git-svn-id: svn://svn.cc65.org/cc65/trunk@3 b7a2c559-68d2-44c3-8de9-860c34a00d81

libsrc/conio/scrsize.s

@@ -0,0 +1,38 @@
+;
+; Ullrich von Bassewitz, 08.08.1998
+;
+; void screensize (unsigned char* x, unsigned char* y);
+;
+
+    	.export	 	_screensize
+	.export		xsize, ysize
+
+	.import	 	popax
+	.importzp	ptr1, ptr2
+
+.proc	_screensize
+
+	sta	ptr1		; Store the y pointer
+	stx	ptr1+1
+
+	jsr	popax		; get the x pointer
+	sta	ptr2
+	stx	ptr2+1
+
+	ldy	#0
+	lda	xsize
+	sta	(ptr2),y
+	lda	ysize
+	sta	(ptr1),y
+   	rts
+
+.endproc	
+
+
+.bss
+
+xsize:	.res	1
+ysize:	.res	1
+
+
+