/usr/include/igraph/igraph_matrix.h is in libigraph0-dev 0.7.1-2.
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 94 95 96 97 98 99 100 101 102 103 104 105 106 107 | /* -*- mode: C -*- */
/*
IGraph library.
Copyright (C) 2009-2012 Gabor Csardi <csardi.gabor@gmail.com>
334 Harvard street, Cambridge, MA 02139 USA
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 2 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 IGRAPH_MATRIX_H
#define IGRAPH_MATRIX_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
#include "igraph_vector.h"
__BEGIN_DECLS
/* -------------------------------------------------- */
/* Matrix, very similar to vector */
/* -------------------------------------------------- */
#define BASE_IGRAPH_REAL
#include "igraph_pmt.h"
#include "igraph_matrix_pmt.h"
#include "igraph_pmt_off.h"
#undef BASE_IGRAPH_REAL
#define BASE_INT
#include "igraph_pmt.h"
#include "igraph_matrix_pmt.h"
#include "igraph_pmt_off.h"
#undef BASE_INT
#define BASE_LONG
#include "igraph_pmt.h"
#include "igraph_matrix_pmt.h"
#include "igraph_pmt_off.h"
#undef BASE_LONG
#define BASE_CHAR
#include "igraph_pmt.h"
#include "igraph_matrix_pmt.h"
#include "igraph_pmt_off.h"
#undef BASE_CHAR
#define BASE_BOOL
#include "igraph_pmt.h"
#include "igraph_matrix_pmt.h"
#include "igraph_pmt_off.h"
#undef BASE_BOOL
#define BASE_COMPLEX
#include "igraph_pmt.h"
#include "igraph_matrix_pmt.h"
#include "igraph_pmt_off.h"
#undef BASE_COMPLEX
#define IGRAPH_MATRIX_NULL { IGRAPH_VECTOR_NULL, 0, 0 }
#define IGRAPH_MATRIX_INIT_FINALLY(m, nr, nc) \
do { IGRAPH_CHECK(igraph_matrix_init(m, nr, nc)); \
IGRAPH_FINALLY(igraph_matrix_destroy, m); } while (0)
/**
* \ingroup matrix
* \define MATRIX
* \brief Accessing an element of a matrix.
*
* Note that there are no range checks right now.
* This functionality might be redefined as a proper function later.
* \param m The matrix object.
* \param i The index of the row, starting with zero.
* \param j The index of the column, starting with zero.
*
* Time complexity: O(1).
*/
#define MATRIX(m,i,j) ((m).data.stor_begin[(m).nrow*(j)+(i)])
igraph_bool_t igraph_matrix_all_e_tol(const igraph_matrix_t *lhs,
const igraph_matrix_t *rhs,
igraph_real_t tol);
__END_DECLS
#endif
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