Subversion Repositories or1k

#include <unistd.h>

#include <sys/syscall.h>

#include <errno.h>

#include <gnu-stabs.h>

void *___brk_addr = 0;

static inline

_syscall1(unsigned long, brk, unsigned long, brk);

int

__init_brk (void)

{

  if (___brk_addr == 0)

    {

      void tmp = 0;

      ___brk_addr = brk(tmp);

/*      register void *tmp asm ("%d1") = 0;

      __asm__ volatile ("movel %1,%/d0\n\t"

                        "trap #0\n\t"

                        "movel %/d0,%0"

                        : "=g" (___brk_addr)

                        : "i" (SYS_brk), "g" (tmp)

                        : "%d0");

*/

      if (___brk_addr == 0)

        {

          errno = ENOMEM;

          return -1;

        }

    }

  return 0;

}

weak_alias (___brk_addr, __curbrk);