summaryrefslogtreecommitdiff
path: root/libc/sysdeps/linux/frv/__init_brk.c
blob: c9a2a3ec5e317a144da385e27d26b480998f9991 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
/* From libc-5.3.12 */

#include <errno.h>
#include <unistd.h>
#include <sys/syscall.h>

void * __curbrk = 0;

#define __NR__brk __NR_brk
_syscall1(void *, _brk, void *, ptr);

int
__init_brk (void)
{
    if (__curbrk == 0)
    {
		__curbrk = _brk(0);
		if (__curbrk == 0)
		{
		  __set_errno(ENOMEM);
		  return -1;
		}
    }
    return 0;
}