GRASS Programmer's Manual
6.5.svn(2014)-r66266
Main Page
Related Pages
Namespaces
Data Structures
Files
File List
Globals
All
Data Structures
Namespaces
Files
Functions
Variables
Typedefs
Enumerations
Enumerator
Macros
Pages
create.c
Go to the documentation of this file.
1
#include <stdio.h>
2
#include <stdlib.h>
3
#include <grass/btree.h>
4
5
int
btree_create
(BTREE * B,
int
(*cmp) (
const
void
*,
const
void
*),
int
incr)
6
{
7
if
(incr <= 0)
8
incr = 1;
9
10
B->N = 0;
11
B->cur = 0;
12
B->tlen = B->incr = incr;
13
14
/* must have at least 2 nodes, since node[0] is never used */
15
if
(B->tlen == 1)
16
B->tlen = 2;
17
18
B->cmp = cmp;
19
B->node = (BTREE_NODE *)
malloc
(B->tlen *
sizeof
(BTREE_NODE));
20
if
(B->node ==
NULL
)
21
return
0;
22
return
1;
23
}
malloc
void * malloc(YYSIZE_T)
NULL
return NULL
Definition:
dbfopen.c:1394
btree_create
int btree_create(BTREE *B, int(*cmp)(const void *, const void *), int incr)
Definition:
create.c:5
lib
btree
create.c
Generated on Sat Jan 2 2016 01:46:47 for GRASS Programmer's Manual by
1.8.5