vector1.c
669 Bytes
/* make storage for one and two dimensional matricies */
#include <stdlib.h>
#include <projects.h>
void * /* one dimension array */
vector1(int nvals, int size) { return((void *)pj_malloc(size * nvals)); }
void /* free 2D array */
freev2(void **v, int nrows) {
if (v) {
for (v += nrows; nrows > 0; --nrows)
pj_dalloc(*--v);
pj_dalloc(v);
}
}
void ** /* two dimension array */
vector2(int nrows, int ncols, int size) {
void **s;
if ((s = (void **)pj_malloc(sizeof(void *) * nrows))) {
int rsize, i;
rsize = size * ncols;
for (i = 0; i < nrows; ++i)
if (!(s[i] = pj_malloc(rsize))) {
freev2(s, i);
return (void **)0;
}
}
return s;
}