summaryrefslogblamecommitdiff
path: root/src/linux/sbrk.c
blob: 5fab74be29c83d729c5718d13f5106a1cd9be41d (plain) (tree)
1
2
3
4
5
6
7
8
9




                         


                                                                           
 
#include <stddef.h>
#include "syscall.h"

void *sbrk(ptrdiff_t inc)
{
	unsigned long cur = syscall(SYS_brk, 0);
	if (inc && syscall(SYS_brk, cur+inc) != cur+inc) return (void *)-1;
	return (void *)cur;
}