/usr/include/gsl/gsl_multiset.h is in libgsl-dev 2.3+dfsg-1.
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 84 85 86 87 88 89 90 91 92 93 | /* multiset/gsl_multiset.h
* based on combination/gsl_combination.h by Szymon Jaroszewicz
* based on permutation/gsl_permutation.h by Brian Gough
*
* Copyright (C) 2009 Rhys Ulerich
*
* This program 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.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef __GSL_MULTISET_H__
#define __GSL_MULTISET_H__
#include <stdlib.h>
#include <gsl/gsl_errno.h>
#include <gsl/gsl_types.h>
#include <gsl/gsl_inline.h>
#include <gsl/gsl_check_range.h>
#undef __BEGIN_DECLS
#undef __END_DECLS
#ifdef __cplusplus
# define __BEGIN_DECLS extern "C" {
# define __END_DECLS }
#else
# define __BEGIN_DECLS /* empty */
# define __END_DECLS /* empty */
#endif
__BEGIN_DECLS
struct gsl_multiset_struct
{
size_t n;
size_t k;
size_t *data;
};
typedef struct gsl_multiset_struct gsl_multiset;
gsl_multiset *gsl_multiset_alloc (const size_t n, const size_t k);
gsl_multiset *gsl_multiset_calloc (const size_t n, const size_t k);
void gsl_multiset_init_first (gsl_multiset * c);
void gsl_multiset_init_last (gsl_multiset * c);
void gsl_multiset_free (gsl_multiset * c);
int gsl_multiset_memcpy (gsl_multiset * dest, const gsl_multiset * src);
int gsl_multiset_fread (FILE * stream, gsl_multiset * c);
int gsl_multiset_fwrite (FILE * stream, const gsl_multiset * c);
int gsl_multiset_fscanf (FILE * stream, gsl_multiset * c);
int gsl_multiset_fprintf (FILE * stream, const gsl_multiset * c, const char *format);
size_t gsl_multiset_n (const gsl_multiset * c);
size_t gsl_multiset_k (const gsl_multiset * c);
size_t * gsl_multiset_data (const gsl_multiset * c);
int gsl_multiset_valid (gsl_multiset * c);
int gsl_multiset_next (gsl_multiset * c);
int gsl_multiset_prev (gsl_multiset * c);
INLINE_DECL size_t gsl_multiset_get (const gsl_multiset * c, const size_t i);
#ifdef HAVE_INLINE
INLINE_FUN
size_t
gsl_multiset_get (const gsl_multiset * c, const size_t i)
{
#if GSL_RANGE_CHECK
if (GSL_RANGE_COND(i >= c->k)) /* size_t is unsigned, can't be negative */
{
GSL_ERROR_VAL ("index out of range", GSL_EINVAL, 0);
}
#endif
return c->data[i];
}
#endif /* HAVE_INLINE */
__END_DECLS
#endif /* __GSL_MULTISET_H__ */
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