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[/] [or1k/] [trunk/] [newlib/] [newlib/] [libc/] [sys/] [h8300hms/] [sbrk.c] - Rev 39
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#include <_ansi.h> #include <sys/types.h> #include <sys/stat.h> register char *stack_ptr asm ("sp"); caddr_t _sbrk(incr) int incr; { extern char end; /* Defined by the linker */ static char *heap_end; char *prev_heap_end; if (heap_end == 0) { heap_end = &end; } prev_heap_end = heap_end; if (heap_end + incr > stack_ptr) { _write (1, "Heap and stack collision\n", 25); abort (); } heap_end += incr; return (caddr_t)prev_heap_end; }
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