X-Git-Url: https://thelambdalab.xyz/gitweb/index.cgi?a=blobdiff_plain;f=src%2Fscheme-primitives.4th;h=f6bb92d399d9bddc5e4baf9b8584224bd8adf8f2;hb=41b469d050586a05cd43fdd4c78755616af3f7b4;hp=493f2564ef4971fc3079c2c6aaf004ef62f2b8dd;hpb=2899e37fdb0ecf89bb949cfcc0a9db2cac54677f;p=scheme.forth.jl.git

diff --git a/src/scheme-primitives.4th b/src/scheme-primitives.4th
index 493f256..f6bb92d 100644
--- a/src/scheme-primitives.4th
+++ b/src/scheme-primitives.4th
@@ -280,6 +280,13 @@
     drop swap drop f> boolean-type
 ; 2 make-fa-primitive flo:>
 
+:noname ( flonum flonum -- bool )
+    drop swap drop f<= boolean-type
+; 2 make-fa-primitive flo:<=
+
+:noname ( flonum flonum -- bool )
+    drop swap drop f>= boolean-type
+; 2 make-fa-primitive flo:>=
 
 :noname ( flonum -- bool )
     drop 0.0 = boolean-type
@@ -594,12 +601,18 @@ defer display
 
 :noname ( args -- result )
     2dup car 2swap cdr
-
+ 
     nil? false = if car then ( proc argvals )
-    
-    apply
+     
+    2swap apply
 ; make-primitive apply 
 
+:noname ( args -- result )
+  make-continuation nil cons
+  2swap apply
+
+; 1 make-fa-primitive call-with-current-continuation
+
 \ }}}
 
 \ ==== Miscellaneous  ==== {{{
@@ -611,7 +624,17 @@ defer display
     nil? if
         ." Error."
     else
-        ." Error: " car display
+        ." Error:"
+
+        2dup car space display
+        cdr nil? invert if
+            begin
+                2dup car space print
+                cdr nil?
+            until
+        then
+
+        2drop
     then
 
     reset-term