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/* From libc-5.3.12 */
#include <errno.h>
#include <unistd.h>
#include <sys/syscall.h>
extern void * __curbrk attribute_hidden;
extern int __init_brk (void) attribute_hidden;
extern void *_brk(void *ptr) attribute_hidden;
/* libc_hidden_proto(sbrk) */
void *
sbrk(intptr_t increment)
{
if (__init_brk () == 0)
{
char * tmp = (char*)__curbrk+increment;
__curbrk = _brk(tmp);
if (__curbrk == tmp)
return tmp-increment;
__set_errno(ENOMEM);
return ((void *) -1);
}
return ((void *) -1);
}
libc_hidden_def(sbrk)
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