Make dynamic 2-dimintional array which can be treated as dynamic 1-dimentional array.

gistfile1.c

/* Make sure that TYPE is defined. */

#include <assert.h>

/* Make array[M][N] and array_1dim[M*N]. */
void make_proper_array(int M, int N, TYPE** ret_array, TYPE* ret_array_1dim);
void make_proper_array(int M, int N, TYPE** ret_array, TYPE* ret_array_1dim)
{
	int i;
	TYPE* array_1dim;
	TYPE** array;

	array=(TYPE**)malloc(sizeof(TYPE*)*M);
	assert(array);
	array_1dim=(TYPE*)malloc(sizeof(TYPE)*M*N);
	assert(array_1dim);
	for(i=0; i<M; i++)
		array[i]=array_1dim+i*N;

	ret_array=array;
	ret_array_1dim=array_1dim;

	return;
}