ialloc.c File Reference

Matrix memory management functions. More...

#include <stdlib.h>
#include <grass/gis.h>

Include dependency graph for ialloc.c:

Go to the source code of this file.

Functions
int *	G_alloc_ivector (size_t n)
	Vector matrix memory allocation. More...
int **	G_alloc_imatrix (int rows, int cols)
	Matrix memory allocation. More...
void	G_free_ivector (int *v)
	Vector memory deallocation. More...
void	G_free_imatrix (int **m)
	Matrix memory deallocation. More...

Detailed Description

Matrix memory management functions.

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

Author

GRASS GIS Development Team

Date

2004-2006

Definition in file ialloc.c.

Function Documentation

G_alloc_imatrix()

int** G_alloc_imatrix	(	int	rows,
		int	cols
	)

Matrix memory allocation.

Allocate a matrix of rows by cols integers initialized to zero.

Parameters

[in]	rows	number of rows in matrix
[in]	cols	number of columns in matrix

Returns

int **

Definition at line 58 of file ialloc.c.

References G_calloc.

G_alloc_ivector()

int* G_alloc_ivector

(

size_t

n

)

Vector matrix memory allocation.

Allocate a vector (array) of n integers initialized to zero.

Parameters

[in]

n

size of vector to allocate

Returns

integer *

Definition at line 41 of file ialloc.c.

References G_calloc.

G_free_imatrix()

void G_free_imatrix

(

int **

m

)

Matrix memory deallocation.

Deallocate a matrix of integers.

Parameters

[in,out]

m

matrix to free

Returns

void

Definition at line 99 of file ialloc.c.

References G_free(), and NULL.

G_free_ivector()

void G_free_ivector

(

int *

v

)

Vector memory deallocation.

Deallocate a vector (array) of integers.

Parameters

[in,out]

v

vector to free

Returns

void

Definition at line 81 of file ialloc.c.

References G_free(), and NULL.