diff options
Diffstat (limited to 'qemu/roms/openbios/forth/lib/lists.fs')
-rw-r--r-- | qemu/roms/openbios/forth/lib/lists.fs | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/qemu/roms/openbios/forth/lib/lists.fs b/qemu/roms/openbios/forth/lib/lists.fs new file mode 100644 index 000000000..91f7867b9 --- /dev/null +++ b/qemu/roms/openbios/forth/lib/lists.fs @@ -0,0 +1,26 @@ +\ tag: misc useful functions +\ +\ Misc useful functions +\ +\ Copyright (C) 2003 Samuel Rydh +\ +\ See the file "COPYING" for further information about +\ the copyright and warranty status of this work. +\ + +\ ------------------------------------------------------------------------- +\ statically allocated lists +\ ------------------------------------------------------------------------- +\ list-head should be a variable + +: list-add ( listhead -- ) + here 0 , swap \ next, [data...] + ( here listhead ) + begin dup @ while @ repeat ! +; + +: list-get ( listptr -- nextlistptr dictptr true | false ) + @ dup if + dup na1+ true + then +; |