GRASS Programmer's Manual  6.4.2(2012)
ialloc.c
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00001 
00027 #include <stdlib.h>
00028 #include <grass/gis.h>
00029 
00030 
00041 int *G_alloc_ivector(size_t n)
00042 {
00043     return (int *)G_calloc(n, sizeof(int));
00044 }
00045 
00058 int **G_alloc_imatrix(int rows, int cols)
00059 {
00060     int **m;
00061     int i;
00062 
00063     m = (int **)G_calloc(rows, sizeof(int *));
00064     m[0] = (int *)G_calloc(rows * cols, sizeof(int));
00065     for (i = 1; i < rows; i++)
00066         m[i] = m[i - 1] + cols;
00067 
00068     return m;
00069 }
00070 
00081 void G_free_ivector(int *v)
00082 {
00083     G_free(v);
00084     v = NULL;
00085 
00086     return;
00087 }
00088 
00099 void G_free_imatrix(int **m)
00100 {
00101     G_free(m[0]);
00102     G_free(m);
00103     m = NULL;
00104 
00105     return;
00106 }
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