LIT_CFA, 0, TOIN_CFA, STORE_CFA,
EXIT_CFA])
+# ( fid -- flag )
+# Flag is false when EOF is reached.
QUERY_FILE_CFA = defWord("QUERY-FILE",
[FIB_CFA, LIT_CFA, 160, ROT_CFA, READ_LINE_CFA,
DROP_CFA, SWAP_CFA,
[LIT_CFA, 32, WORD_CFA, # Read next space-delimited word
DUP_CFA, FETCH_CFA, ZE_CFA, ZBRANCH_CFA, 3,
- DROP_CFA, EXIT_CFA, # Exit if TIB is exhausted
+ DROP_CFA, EXIT_CFA, # Exit if input buffer is exhausted
STATE_CFA, FETCH_CFA, ZBRANCH_CFA, 24,
# Compiling
INTERPRET_CFA, PROMPT_CFA,
BRANCH_CFA,-4])
+INCLUDED_CFA = defWord("INCLUDED",
+ [SOURCE_ID_CFA, FETCH_CFA, TOR_CFA, # Store current source on return stack
+ FAM_RO_CFA, OPEN_FILE_CFA, DROP_CFA, # Open the file named by this word.
+ DUP_CFA, SOURCE_ID_CFA, STORE_CFA, # Mark this as the current source
+ DUP_CFA, QUERY_FILE_CFA, # Read line from file
+ INTERPRET_CFA,
+ INVERT_CFA, ZBRANCH_CFA, -5,
+ DROP_CFA, EXIT_CFA])
+
+INCLUDE_CFA = defWord("INCLUDE", [LIT_CFA, 32, WORD_CFA, INCLUDED_CFA]);
+
+
ABORT_CFA = defWord("ABORT",
[CLOSE_FILES_CFA, PSP0_CFA, PSPSTORE_CFA, QUIT_CFA])
function run(;initialize=true)
+ # Start with IP pointing to first instruction of outer interpreter
+ pushRS(QUIT_CFA+1)
+
+ # Load library files
global initialized, initFileName
if !initialized && initialize
if initFileName != nothing
end
end
- # Start with IP pointing to first instruction of outer interpreter
- reg.IP = QUIT_CFA + 1
# Primitive processing loop.
# Everyting else is simply a consequence of this loop!
- jmp = NEXT
+ jmp = mem[EXIT_CFA]
while jmp != 0
try
#println("Entering prim $(getPrimName(jmp))")