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-rw-r--r--lib/sbrk.c44
1 files changed, 0 insertions, 44 deletions
diff --git a/lib/sbrk.c b/lib/sbrk.c
deleted file mode 100644
index 317a94b..0000000
--- a/lib/sbrk.c
+++ /dev/null
@@ -1,44 +0,0 @@
-/*
- * Copyright (C) 2010 Nicolas Schodet
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- */
-
-/* The newlib sprintf use dynamic allocation for floating point. Therefore,
- * the sbrk syscall should be provided.
- *
- * This works by taking memory above BSS and below stack. There is no
- * collision detection as it whould not known what to do then. */
-
-extern char _end;
-
-void *
-_sbrk (int incr)
-{
- static char *heap = 0;
- char *base;
- /* Initialise if first call. */
- if (heap == 0)
- heap = &_end;
- /* Increment and return old heap base. */
- base = heap;
- heap += incr;
- return base;
-}
-