File: create.c

package info (click to toggle)
grass 8.4.2-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 277,040 kB
  • sloc: ansic: 460,798; python: 227,732; cpp: 42,026; sh: 11,262; makefile: 7,007; xml: 3,637; sql: 968; lex: 520; javascript: 484; yacc: 450; asm: 387; perl: 157; sed: 25; objc: 6; ruby: 4
file content (23 lines) | stat: -rw-r--r-- 496 bytes parent folder | download | duplicates (2) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
 
#include <stdio.h>
#include <stdlib.h>
#include <grass/btree.h>

int btree_create(BTREE *B, int (*cmp)(const void *, const void *), int incr)
{
    if (incr <= 0)
        incr = 1;

    B->N = 0;
    B->cur = 0;
    B->tlen = B->incr = incr;

    /* must have at least 2 nodes, since node[0] is never used */
    if (B->tlen == 1)
        B->tlen = 2;

    B->cmp = cmp;
    B->node = (BTREE_NODE *)malloc(B->tlen * sizeof(BTREE_NODE));
    if (B->node == NULL)
        return 0;
    return 1;
}