30 lines
603 B
Forth
Executable file
30 lines
603 B
Forth
Executable file
#!/usr/bin/env rre
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~~~
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{{
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'FID var
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'FSize var
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'Action var
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'Buffer var
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:-eof? (-f) @FID file:tell @FSize lt? ;
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---reveal---
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:file:read-line (f-s)
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!FID
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[ s:empty dup !Buffer buffer:set
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[ @FID file:read dup buffer:add
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[ ASCII:CR eq? ] [ ASCII:LF eq? ] [ ASCII:NUL eq? ] tri or or ] until
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buffer:get drop ] buffer:preserve
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@Buffer ;
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:file:for-each-line (sq-)
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!Action
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file:R file:open !FID
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@FID file:size !FSize
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[ @FID file:read-line @Action call -eof? ] while
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@FID file:close ;
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}}
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~~~
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~~~
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#0 sys:argv [ puts nl ] file:for-each-line
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~~~
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