author | wenzelm |
Sun, 12 Aug 2007 18:53:05 +0200 | |
changeset 24233 | 5bec1b4149e7 |
parent 23966 | 25f34ff5eedf |
child 24584 | 01e83ffa6c54 |
permissions | -rw-r--r-- |
23943 | 1 |
(* Title: Pure/ML-Systems/polyml-5.0.ML |
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ID: $Id$ |
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Compatibility wrapper for Poly/ML 5.1. |
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*) |
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use "ML-Systems/polyml.ML"; |
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23966
25f34ff5eedf
moved exception capture/release to structure Exn;
wenzelm
parents:
23947
diff
changeset
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use "ML-Systems/multithreading_polyml.ML"; |
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val pointer_eq = PolyML.pointerEq; |
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(* improved versions of use_text/file *) |
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fun use_text name (print, err) verbose txt = |
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let |
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val in_buffer = ref (explode txt); |
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val out_buffer = ref ([]: string list); |
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fun output () = implode (rev (case ! out_buffer of "\n" :: cs => cs | cs => cs)); |
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val line_no = ref 1; |
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fun line () = ! line_no; |
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fun get () = |
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(case ! in_buffer of |
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[] => "" |
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| c :: cs => (in_buffer := cs; if c = "\n" then line_no := ! line_no + 1 else (); c)); |
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fun put s = out_buffer := s :: ! out_buffer; |
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fun exec () = |
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(case ! in_buffer of |
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[] => () |
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| _ => (PolyML.compilerEx (get, put, line, name) (); exec ())); |
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in |
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exec () handle exn => (err (output ()); raise exn); |
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if verbose then print (output ()) else () |
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end; |
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fun use_file output verbose name = |
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let |
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val instream = TextIO.openIn name; |
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val txt = TextIO.inputAll instream before TextIO.closeIn instream; |
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in use_text name output verbose txt end; |