15404b3835
- do not call goal expansion on meta-calls (that is done by undef). - docs updates - fix init code
81 lines
1.9 KiB
Prolog
81 lines
1.9 KiB
Prolog
/*************************************************************************
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* *
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* YAP Prolog *
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* *
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* Yap Prolog was developed at NCCUP - Universidade do Porto *
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* *
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* Copyright L.Damas, V.S.Costa and Universidade do Porto 1985-1997 *
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* *
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**************************************************************************
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* *
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* File: readutil.yap *
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* Last rev: 5/12/99 *
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* mods: *
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* comments: SWI compatible read utilities *
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* *
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*************************************************************************/
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/**
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* @file readutil.yap
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* @author VITOR SANTOS COSTA <vsc@VITORs-MBP.lan>
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* @date Wed Nov 18 00:16:15 2015
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*
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* @brief Read full lines and a full file in a single call.
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*
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*
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*/
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:- module(readutil, [
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read_line_to_codes/2,
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read_line_to_codes/3,
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read_stream_to_codes/2,
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read_stream_to_codes/3,
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read_file_to_codes/2,
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read_file_to_codes/3,
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read_file_to_terms/2,
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read_file_to_terms/3,
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read_line_to_string/2
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]).
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/**
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* @defsgroup readutil
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* @ingroup library
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*
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* Read full lines and a full file in a single call.
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*
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*/
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read_stream_to_codes(Stream, Codes) :-
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read_stream_to_codes(Stream, Codes, []).
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read_file_to_codes(File, Codes, _) :-
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open(File, read, Stream),
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read_stream_to_codes(Stream, Codes, []),
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close(Stream).
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read_file_to_codes(File, Codes) :-
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open(File, read, Stream),
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read_stream_to_codes(Stream, Codes, []),
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close(Stream).
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read_file_to_terms(File, Codes, _) :-
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open(File, read, Stream),
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prolog_read_stream_to_terms(Stream, Codes, []),
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close(Stream).
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read_file_to_terms(File, Codes) :-
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open(File, read, Stream),
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read_stream_to_terms(Stream, Codes, []),
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close(Stream).
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prolog_read_stream_to_terms(Stream, Terms, Terms0) :-
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read(Stream, Term),
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(Term == end_of_file ->
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Terms = Terms0
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;
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Terms = [Term|TermsI],
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prolog_read_stream_to_terms(Stream, TermsI, Terms0)
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).
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