annotate examples/embedded.cc @ 16228:e19b1632d7c1

revamp most comment handling * comment-list.h (octave_comment_elt::comment_type): New value, full_line. * lex.h (lexical_feedback::comment_text): New member variable. (lexical_feedback::finish_comment): New function. (octave_lexer::grab_block_comment, octave_lexer::grab_comment_block, octave_lexer::process_comment): Delete. * lex.ll (BLOCK_COMMENT_START, LINE_COMMENT_START): New exclusive start states. (ANY_INCLUDING_NL): New pattern. (<INPUT_FILE_START>{ANY_INCLUDING_NL}): Use it instead of ".". (^{S}*{CCHAR}\{{S}*{NL}, <BLOCK_COMMENT_START>^{S}*{CCHAR}\{{S}*{NL}, <BLOCK_COMMENT_START>^{S}*{CCHAR}\}{S}*{NL}, <BLOCK_COMMENT_START>.*{NL}, {S}*{CCHAR}.*{NL}, <LINE_COMMENT_START>{S}*{CCHAR}.*{NL}, <LINE_COMMENT_START>{ANY_INCLUDING_NL}): New patterns and rules for handling comments. ({CCHAR}, ^{S}*{CCHAR}\{{S}*{NL}): Delete old rules for comments. (display_start_state): Also handle BLOCK_COMMENT_START and LINE_COMMENT_START.
author John W. Eaton <jwe@octave.org>
date Fri, 08 Mar 2013 17:13:54 -0500
parents 460a3c6d8bf1
children 84873dc19757
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1 #include <iostream>
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2 #include <octave/oct.h>
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3 #include <octave/octave.h>
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4 #include <octave/parse.h>
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5
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6 int
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7 main (void)
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8 {
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9 string_vector argv (2);
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10 argv(0) = "embedded";
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11 argv(1) = "-q";
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12
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13 octave_main (2, argv.c_str_vec (), 1);
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14
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15 octave_idx_type n = 2;
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16 octave_value_list in;
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18 for (octave_idx_type i = 0; i < n; i++)
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19 in(i) = octave_value (5 * (i + 1));
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20
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21 octave_value_list out = feval ("gcd", in, 1);
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22
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23
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24 if (!error_state && out.length () > 0)
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25 std::cout << "GCD of ["
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26 << in(0).int_value ()
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27 << ", "
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28 << in(1).int_value ()
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29 << "] is " << out(0).int_value ()
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30 << std::endl;
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31 else
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32 std::cout << "invalid\n";
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33
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34 return 0;
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35 }