Welcome to mirror list, hosted at ThFree Co, Russian Federation.

cygwin.com/git/newlib-cygwin.git - Unnamed repository; edit this file 'description' to name the repository.
summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat (limited to 'libgloss/mips/syscalls.c')
-rw-r--r--libgloss/mips/syscalls.c45
1 files changed, 0 insertions, 45 deletions
diff --git a/libgloss/mips/syscalls.c b/libgloss/mips/syscalls.c
deleted file mode 100644
index 3ab543674..000000000
--- a/libgloss/mips/syscalls.c
+++ /dev/null
@@ -1,45 +0,0 @@
-#include <_ansi.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-
-#include "regs.S"
-
-extern char _end[];
-
-/* FIXME: This is not ideal, since we do a get_mem_info() call for
- every sbrk() call. */
-char *
-sbrk (nbytes)
- int nbytes;
-{
- static char *heap_ptr = _end;
- static char *heap_start = _end;
- char *base;
- struct s_mem {
- unsigned int size;
- unsigned int icsize;
- unsigned int dcsize;
- } mem;
- unsigned int avail = 0;
-
- /* The sizeof (s_mem.size) must be 4 bytes. The compiler should be
- able to eliminate this check */
- if (sizeof (unsigned int) != 4)
- return (char *)-1;
-
- get_mem_info(&mem);
- /* NOTE: The value returned from the get_mem_info call is the amount
- of memory, and not the address of the (last byte + 1) */
-
- if (((size_t)heap_ptr >= heap_start) && ((size_t)heap_ptr < (heap_start + mem.size))) {
- avail = (heap_start + mem.size) - (size_t)heap_ptr;
- base = heap_ptr;
- } /* else will fail since "nbytes" will be greater than zeroed "avail" value */
-
- if ((nbytes > avail) || (heap_ptr + nbytes < _end))
- base = (char *)-1;
- else
- heap_ptr += nbytes;
-
- return base;
-}