External Interfaces/API Reference

matOpen

Opens a MAT-file

Fortran Syntax

• integer*4 function matOpen(filename, mode)
  integer*4 mfp
  character*(*) filename, mode
  

Arguments

filename
   Name of file to open.

mode
   File opening mode. Legal values for mode are:

Table 2-1:

r	Opens file for reading only. Determines the current version of the MAT-file by inspecting the files and preserves the current version.
u	Opens file for update, both reading and writing, but does not create the file if the file does not exist (equivalent to the r+ mode of fopen). Determines the current version of the MAT-file by inspecting the files and preserves the current version.
w	Opens file for writing only. Deletes previous contents, if any.
w4	Creates a MATLAB 4 MAT-file.

mfp
   Pointer to MAT-file information.

Description

This routine allows you to open MAT-files for reading and writing.

matOpen opens the named file and returns a file handle, or 0 if the open fails.

Examples

See matdemo1.f and matdemo2.f in the eng_mat subdirectory of the examples directory for sample programs that illustrate how to use the MATLAB MAT-file routines in a Fortran program.

matGetVariableInfo

matPutArray (Obsolete)