From 68861a62f5363e6984ba96efe6463e882a9c4896 Mon Sep 17 00:00:00 2001 From: Toomas Soome Date: Tue, 17 Sep 2019 18:05:33 +0000 Subject: [PATCH] loader: provide u> and xemit words if needed We have external interpreter (userboot.so) which may be lagging behind with updates and may be missing u> xemit words. --- stand/forth/loader.4th | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/stand/forth/loader.4th b/stand/forth/loader.4th index 6c2f7b378f6..89d532fda31 100644 --- a/stand/forth/loader.4th +++ b/stand/forth/loader.4th @@ -27,6 +27,29 @@ only forth definitions +\ provide u> if needed +s" u>" sfind [if] drop [else] + drop +: u> + 2dup u< if 2drop 0 exit then + swap u< if -1 exit then + 0 +; +[then] + +\ provide xemit if needed +s" xemit" sfind [if] drop [else] + drop +: xemit + dup 0x80 u< if emit exit then + 0 swap 0x3F + begin 2dup u> while + 2/ >r dup 0x3F and 0x80 or swap 6 rshift r> + repeat 0x7F xor 2* or + begin dup 0x80 u< 0= while emit repeat drop +; +[then] + s" arch-i386" environment? [if] [if] s" loader_version" environment? [if] 11 < [if] -- 2.45.0