al_sq_int.c
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al_sq_int.c
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			/**********************************************************/
			/* */
			/* FUNCTION: alloc_square_int */
			/* */
			/* PURPOSE: Allocates a square of int in memory */
			/* */
			/* INPUT: nbr_lin = number of lines */
			/* nbr_col = number of columns */
			/* */
			/* RETURN: square = pointer to matrix of pointers */
			/* (NULL if memory allocation failure) */
			/* */
			/* VERSION: 1.1 March 1992 */
			/* */
			/* AUTHOR: Karim BOUYOUCEF */
			/* */
			/**********************************************************/
			#include <stdlib.h>
			#include "lt.h"

			/**********************************************************/
			int **alloc_square_int(int nbr_lin,int nbr_col)
			{
			auto int **square;
			register int i, j;

			square = (int *) malloc((unsigned) nbr_linsizeof(int *));
			if (square != 0)
			{
			for (i=0; i<nbr_lin; i++)
			{
			square[i] = (int )malloc((unsigned) nbr_colsizeof(int));
			if (square[i] == 0) square = 0;
			}
			}

			for (i=0; i<nbr_lin; i++)
			for (j=0; j<nbr_col; j++)
			square[i][j]=0;

			return(square);
			}