From 67d25d837ac55f28a366c0a3b262e439a6e75fc3 Mon Sep 17 00:00:00 2001 From: Dimitri Sokolyuk Date: Sat, 19 Aug 2017 12:15:28 +0200 Subject: Add AmForth --- .../lib/forth2012/tools/bracket-conditional.frt | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 amforth-6.5/common/lib/forth2012/tools/bracket-conditional.frt (limited to 'amforth-6.5/common/lib/forth2012/tools/bracket-conditional.frt') diff --git a/amforth-6.5/common/lib/forth2012/tools/bracket-conditional.frt b/amforth-6.5/common/lib/forth2012/tools/bracket-conditional.frt new file mode 100644 index 0000000..5df8c28 --- /dev/null +++ b/amforth-6.5/common/lib/forth2012/tools/bracket-conditional.frt @@ -0,0 +1,20 @@ + +: [else] \ ( -- ) + begin + begin + parse-name + dup + while + 2dup s" [else]" icompare + ?dup 0= + if exit then + repeat 2drop + refill 0= + until +; immediate + +: [if] \ ( flag -- ) + 0= if postpone [else] then +; immediate + +: [then] ; immediate -- cgit v1.2.3