/usr/include/octave-4.2.2/octave/lo-error.h is in liboctave-dev 4.2.2-1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 | /*
Copyright (C) 1996-2017 John W. Eaton
This file is part of Octave.
Octave is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 3 of the License, or (at your
option) any later version.
Octave is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with Octave; see the file COPYING. If not, see
<http://www.gnu.org/licenses/>.
*/
#if ! defined (octave_lo_error_h)
#define octave_lo_error_h 1
#include "octave-config.h"
#if defined (__cplusplus)
extern "C" {
#endif
OCTAVE_NORETURN extern void
liboctave_fatal (const char *fmt, ...);
OCTAVE_NORETURN extern
void liboctave_fatal_with_id (const char *id, const char *fmt, ...);
extern void
liboctave_warning (const char *fmt, ...);
extern void
liboctave_warning_with_id (const char *id, const char *fmt, ...);
typedef void (*liboctave_error_handler) (const char *, ...);
typedef void (*liboctave_error_with_id_handler) (const char *, const char *,
...);
typedef void (*liboctave_warning_handler) (const char *, ...);
typedef void (*liboctave_warning_with_id_handler) (const char *, const char *,
...);
/* Would be nice to make these pointers private, but we want to share
them among all the liboctave classes. */
OCTAVE_NORETURN OCTAVE_API extern liboctave_error_handler
current_liboctave_error_handler;
OCTAVE_NORETURN OCTAVE_API extern liboctave_error_with_id_handler
current_liboctave_error_with_id_handler;
OCTAVE_API extern liboctave_warning_handler current_liboctave_warning_handler;
OCTAVE_API extern liboctave_warning_with_id_handler
current_liboctave_warning_with_id_handler;
OCTAVE_API extern void
set_liboctave_error_handler (OCTAVE_NORETURN liboctave_error_handler f);
OCTAVE_API extern void
set_liboctave_error_with_id_handler (OCTAVE_NORETURN liboctave_error_with_id_handler f);
OCTAVE_API extern void
set_liboctave_warning_handler (liboctave_warning_handler f);
OCTAVE_API extern void
set_liboctave_warning_with_id_handler (liboctave_warning_with_id_handler f);
#if defined (__cplusplus)
}
#endif
#endif
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