diff options
Diffstat (limited to 'libgloss/microblaze/sbrk.c')
-rw-r--r-- | libgloss/microblaze/sbrk.c | 58 |
1 files changed, 0 insertions, 58 deletions
diff --git a/libgloss/microblaze/sbrk.c b/libgloss/microblaze/sbrk.c deleted file mode 100644 index 1a506db44..000000000 --- a/libgloss/microblaze/sbrk.c +++ /dev/null @@ -1,58 +0,0 @@ -/* Copyright (c) 2004, 2009 Xilinx, Inc. All rights reserved. - - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions are - met: - - 1. Redistributions source code must retain the above copyright notice, - this list of conditions and the following disclaimer. - - 2. Redistributions in binary form must reproduce the above copyright - notice, this list of conditions and the following disclaimer in the - documentation and/or other materials provided with the distribution. - - 3. Neither the name of Xilinx nor the names of its contributors may be - used to endorse or promote products derived from this software without - specific prior written permission. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS "AS - IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED - TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A - PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED - TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF - LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -*/ - -#include <errno.h> - -extern char _heap_start[]; -extern char _heap[]; -extern char _heap_end[]; - -static char *heap_ptr; - -char *sbrk (int nbytes) -{ - char *base; - - if (!heap_ptr) - heap_ptr = (char *)&_heap; - - base = heap_ptr; - heap_ptr += nbytes; - - if (heap_ptr <= ((char *)&_heap_end + 1)) - return base; - else - { - errno = ENOMEM; - return ((char *)-1); - } -} - |