openFiles = Dict{Int64,IOStream}()
nextFileID = 1
-SOURCE_ID, SOURCE_ID_CFA = defNewVar("SOURCE-ID", 0)
## File access modes
end)
READ_LINE_CFA = defPrimWord("READ-LINE", () -> begin
+ fid = popPS()
+ maxSize = popPS()
+ addr = popPS()
+
+ fh = openFiles[fid]
+ line = readline(fh)
+
+ eofFlag = endswith(line, '\n') ? 0 : -1
+ line = chomp(line)
+
+ putString(line, addr, maxSize)
+
+ pushPS(length(line))
+ pushPS(eofFlag)
+ pushPS(0)
+
return NEXT
end)
TOIN, TOIN_CFA = defNewVar(">IN", 0)
+SOURCE_ID, SOURCE_ID_CFA = defNewVar("SOURCE-ID", 0)
+
+SOURCE_CFA = defPrimWord("SOURCE", () -> begin
+ if mem[SOURCE_ID] == 0
+ pushPS(TIB)
+ pushPS(NUMTIB)
+ else
+ pushPS(FIB)
+ pushPS(NUMFIB)
+ end
+ return NEXT
+end)
+
QUERY_CFA = defWord("QUERY",
[TIB_CFA, LIT_CFA, 160, EXPECT_CFA,
SPAN_CFA, FETCH_CFA, NUMTIB_CFA, STORE_CFA,
WORD_CFA = defPrimWord("WORD", () -> begin
delim = popPS()
- if mem[SOURCE_ID] == 0
- bufferAddr = TIB
- sizeAddr = NUMTIB
- else
- bufferAddr = FIB
- sizeAddr = NUMFIB
- end
+ callPrim(mem[SOURCE_CFA])
+ sizeAddr = popPS()
+ bufferAddr = popPS()
# Chew up initial occurrences of delim
while (mem[TOIN]<mem[sizeAddr] && mem[bufferAddr+mem[TOIN]] == delim)