/usr/include/meschach/matlab.h is in libmeschach-dev 1.2b-13.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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**
** Copyright (C) 1993 David E. Steward & Zbigniew Leyk, all rights reserved.
**
** Meschach Library
**
** This Meschach Library is provided "as is" without any express
** or implied warranty of any kind with respect to this software.
** In particular the authors shall not be liable for any direct,
** indirect, special, incidental or consequential damages arising
** in any way from use of the software.
**
** Everyone is granted permission to copy, modify and redistribute this
** Meschach Library, provided:
** 1. All copies contain this copyright notice.
** 2. All modified copies shall carry a notice stating who
** made the last modification and the date of such modification.
** 3. No charge is made for this software or works derived from it.
** This clause shall not be construed as constraining other software
** distributed on the same medium as this software, nor is a
** distribution fee considered a charge.
**
***************************************************************************/
/* matlab.h -- Header file for matlab.c, spmatlab.c and zmatlab.c
for save/load formats */
#ifndef MATLAB_DEF
#define MATLAB_DEF
/* structure required by MATLAB */
typedef struct {
long type; /* matrix type */
long m; /* # rows */
long n; /* # cols */
long imag; /* is complex? */
long namlen; /* length of variable name */
} matlab;
/* macros for matrix storage type */
#define INTEL 0 /* for 80x87 format */
#define PC INTEL
#define MOTOROLA 1 /* 6888x format */
#define SUN MOTOROLA
#define APOLLO MOTOROLA
#define MAC MOTOROLA
#define VAX_D 2
#define VAX_G 3
#define COL_ORDER 0
#define ROW_ORDER 1
#define DOUBLE_PREC 0 /* double precision */
#define SINGLE_PREC 1 /* single precision */
#define INT_32 2 /* 32 bit integers (signed) */
#define INT_16 3 /* 16 bit integers (signed) */
#define INT_16u 4 /* 16 bit integers (unsigned) */
/* end of macros for matrix storage type */
#ifndef MACH_ID
#define MACH_ID MOTOROLA
#endif
#define ORDER ROW_ORDER
#if REAL == DOUBLE
#define PRECISION DOUBLE_PREC
#elif REAL == FLOAT
#define PRECISION SINGLE_PREC
#endif
/* prototypes */
#ifdef ANSI_C
MAT *m_save(FILE *,MAT *,char *);
MAT *m_load(FILE *,char **);
VEC *v_save(FILE *,VEC *,char *);
double d_save(FILE *,double,char *);
#else
extern MAT *m_save(), *m_load();
extern VEC *v_save();
extern double d_save();
#endif
/* complex variant */
#ifdef COMPLEX
#include "zmatrix.h"
#ifdef ANSI_C
extern ZMAT *zm_save(FILE *fp,ZMAT *A,char *name);
extern ZVEC *zv_save(FILE *fp,ZVEC *x,char *name);
extern complex z_save(FILE *fp,complex z,char *name);
extern ZMAT *zm_load(FILE *fp,char **name);
#else
extern ZMAT *zm_save();
extern ZVEC *zv_save();
extern complex z_save();
extern ZMAT *zm_load();
#endif
#endif
#endif
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