12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849 |
- #include <errno.h>
- #include <unistd.h>
- #include <sys/syscall.h>
- void *___brk_addr = 0;
- int brk (void *addr)
- {
- void *newbrk;
- {
- register void *o0 __asm__("%o0") = addr;
- register int g1 __asm__("%g1") = 17 ;
- __asm ("t 0x10" : "=r"(o0) : "r"(g1), "0"(o0) : "cc");
- newbrk = o0;
- }
- ___brk_addr = newbrk;
- if (newbrk < addr)
- {
- __set_errno (ENOMEM);
- return -1;
- }
- return 0;
- }
|