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rre: add -i for interactive mode

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FossilOrigin-Name: 1298ee794c8f9a90d099b39b2ef4c59f128de0ba73a7ae11f37abadc4ae24241
This commit is contained in:
crc 2017-11-15 19:57:17 +00:00
parent 63abbb66b1
commit 1e3de483b7
4 changed files with 34 additions and 3 deletions
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4
interfaces/image.c
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File diff suppressed because one or more lines are too long

8
interfaces/rre.c
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@ -821,7 +821,13 @@ int main(int argc, char **argv) {
sys_argc = argc;
sys_argv = argv;
include_file(argv[1]);
if (argc > 1) {
if (strcmp(argv[1], "-i") == 0) {
execute(d_xt_for("listen", Dictionary));
} else {
include_file(argv[1]);
}
}
if (sp >= 1)
dump_stack();

23
interfaces/rre.forth
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@ -299,3 +299,26 @@ once for each line in a file. This makes some things trivial. E.g., a simple
file:W file:open !FID [ @FID file:write ] s:for-each @FID file:close ;
}}
~~~
# Interactive Listener
~~~
:bye
'stty_-cbreak unix:system #0 unix:exit ;
{{
:version (-) @Version #100 /mod putn $. putc putn ;
:banner (-) 'RETRO_12_(rx- puts version $) putc nl
EOM putn '_MAX,_TIB_@_1025,_Heap_@_ puts here putn nl ;
:eol? (c-f) [ ASCII:CR eq? ] [ ASCII:LF eq? ] [ ASCII:SPACE eq? ] tri or or ;
:valid? (s-sf) dup s:length n:-zero? ;
:ok (-) compiling? [ nl 'Ok_ puts ] -if ;
:gets (-s) [ #1025 buffer:set
[ getc dup buffer:add eol? ] until
buffer:start s:chop ] buffer:preserve ;
---reveal---
:listen (-)
'stty_cbreak unix:system
banner ok repeat gets valid? [ interpret ok ] [ drop ] choose again ;
}}
~~~

2
words.tsv
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@ -344,3 +344,5 @@ xor mn-o - - Perform a bitwise XOR operation. class:primitive {n/a} {n/a} glob
{{ - - - Begin a lexically scoped area. class:word {n/a} {n/a} global all
}as f- - - End an assembly section class:macro {n/a} {n/a} global all
}} - - - End a lexically scoped area. class:word {n/a} {n/a} global all
bye - - - Exit RETRO. class:word {n/a} {n/a} global rre
listen - - - Run interactive "listener" (a REPL). class:word {n/a} {n/a} global rre

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