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Decouple stream include from isfile. This allows the free use of USE

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within a .fth stream source file.
This commit is contained in:
Philip Zembrod 2022-02-06 11:19:10 +01:00
parent 5dc3bbef7c
commit 1f698d6638
2 changed files with 8 additions and 8 deletions
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2
8086/msdos/src/include.fb
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File diff suppressed because one or more lines are too long

14
8086/msdos/src/include.fth
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@ -58,23 +58,23 @@
\ *** Block No. 3, Hexblock 3
\ freadline probe-for-fb phz 06jan22
\ freadline probe-for-fb phz 06feb22
variable incfile
: freadline ( -- eof )
tib /tib bounds DO
isfile@ fgetc dup eolf? under 0< IF I c! ELSE drop THEN
incfile @ fgetc dup eolf? under 0< IF I c! ELSE drop THEN
0< 0= IF I tib - #tib ! ENDLOOP tibeof @ exit THEN
LOOP /tib #tib !
." warning: line exteeds max " /tib . cr
." extra chars ignored" cr
BEGIN isfile@ fgetc eolf? 1+ UNTIL tibeof @ ;
BEGIN incfile @ fgetc eolf? 1+ UNTIL tibeof @ ;
: probe-for-fb ( -- flag )
| : probe-for-fb ( -- flag )
\ probes whether current file looks like a block file
/tib 2+ 0 DO isfile@ fgetc #lf = IF ENDLOOP false exit THEN
LOOP true ;
\ *** Block No. 4, Hexblock 4
\ save/restoretib phz 16jan22
@ -96,7 +96,7 @@
\ *** Block No. 5, Hexblock 5
\ interpret-via-tib include phz 16jan22
\ interpret-via-tib include phz 06feb22
: interpret-via-tib
BEGIN freadline >r .status >in off interpret
@ -105,6 +105,7 @@
: include ( -- )
pushfile use cr file?
probe-for-fb isfile@ freset IF 1 load close exit THEN
incfile push isfile@ incfile !
savetib >r interpret-via-tib close r> restoretib ;
: (stashquit stash[ stash> ! (quit ;
@ -112,7 +113,6 @@
' stashrestore IS 'restart
\ *** Block No. 6, Hexblock 6
\ \ phz 16jan22