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annotate examples/fortdemo.cc @ 17484:9849075a5da6

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allow objects to load if constructor fails but loadobj method succeeds * ov-class.cc (octave_class::reconstruct_exemplar): Don't throw error if constructor execution fails. (octave_class::load_ascii, octave_class::load_binary, octave_class::load_hdf5): Attempt to handle exemplar and loadobj method consistently.
author John W. Eaton <jwe@octave.org>
date Tue, 24 Sep 2013 16:41:20 -0400
parents be41c30bcb44
children
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1 #include <octave/oct.h>
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2 #include <octave/f77-fcn.h>
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3
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4 extern "C"
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5 {
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6 F77_RET_T
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7 F77_FUNC (fortsub, FORTSUB)
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8 (const int&, double*, F77_CHAR_ARG_DECL
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9 F77_CHAR_ARG_LEN_DECL);
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10 }
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12 DEFUN_DLD (fortdemo, args, , "Fortran Demo")
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13 {
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14 octave_value_list retval;
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15 int nargin = args.length ();
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17 if (nargin != 1)
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18 print_usage ();
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19 else
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20 {
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21 NDArray a = args(0).array_value ();
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22 if (! error_state)
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23 {
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24 double *av = a.fortran_vec ();
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25 octave_idx_type na = a.numel ();
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26 OCTAVE_LOCAL_BUFFER (char, ctmp, 128);
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28 F77_XFCN (fortsub, FORTSUB, (na, av, ctmp
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29 F77_CHAR_ARG_LEN (128)));
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31 retval(1) = std::string (ctmp);
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32 retval(0) = a;
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33 }
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34 }
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35 return retval;
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36 }