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#include <unistd.h>
#include <sys/syscall.h>
#include <errno.h>
/* This must be initialized data because commons can't have aliases. */
void * __curbrk = 0;
int attribute_hidden __brk (void *addr)
{
void *newbrk;
__asm__ __volatile__(
"P0 = %2;\n\t"
"R0 = %1;\n\t"
"excpt 0;\n\t"
"%0 = R0;\n\t"
: "=r"(newbrk)
: "r"(addr), "i" (__NR_brk): "P0" );
__curbrk = newbrk;
if (newbrk < addr)
{
__set_errno (ENOMEM);
return -1;
}
return 0;
}
strong_alias(__brk,brk)
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