Make SKIP environment variable declare SKIP symbol

audit/audit.asm

@@ -158,7 +158,6 @@ main:
 	;; Detection and reporting of model and memory.
 	!src "detect.asm"
 
-	; SKIP = 1
 	!ifndef SKIP {
 	;; Language card tests.
 	jsr LANGCARDTESTS
@@ -175,7 +174,7 @@ main:
 	;; Keyboard tests: for now, just check we can press 'Y', 'N', SPACE, or ESC
 	jsr KEYBOARDTESTS
 
-	} ; if SKIP
+	} ; ifndef SKIP
 
 	;; Video tests.
 	jsr VIDEOTESTS

audit/build

@@ -2,7 +2,12 @@
 set -euo pipefail
 export ACME="$HOME/gh/acme/ACME_Lib"
 
-acme audit.asm
+if [[ "${SKIP-}" == "" ]]
+then
+    acme audit.asm
+else
+    acme -DSKIP=1 audit.asm
+fi
 
 # Build audit.dsk with diskii (bit.ly/a2diskii), on a "Standard Delivery" disk
 # ============================================================================

audit/video.asm

@@ -268,6 +268,7 @@ foo	!text "FOOBAR",$8D,$0
 .testdata
 	;; Aux lores even/odd, lores even/odd, aux hires even/odd, hires even/odd, mode 1, mode 2
 
+	!ifndef SKIP {
 	;; 40COL and 80COL Text, inverse space.
 	+string
 	!text "40-COL AND 80-COL TEXT INVERSE SPACES:",$8D
@@ -426,6 +427,8 @@ foo	!text "FOOBAR",$8D,$0
 	+stringed
 	!byte $77, $77, $ee, $ee, $77, $dd, $ee, $bb, .md_80col | .md_an3off, .md_hires | .md_80col | .md_an3off
 
+	} ; ifndef SKIP
+
 	;; Tests that LORES stays the same in 80COL mode if AN3 is on.
 	;; OpenEmulator bug: https://github.com/OpenEmulatorProject/libemulation/issues/24