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[MicroBlaze]: Move MicroBlaze from ports to sysdeps.

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2014-02-17  David Holsgrove <david.holsgrove@xilinx.com>

        * sysdeps/microblaze: Move directory from ports/sysdeps/microblaze.
        * sysdeps/unix/sysv/linux/microblaze: Move directory from
          ports/sysdeps/unix/sysv/linux/microblaze.
        * README: Add missing listing for microblaze*-*-linux-gnu.

Signed-off-by: David Holsgrove <david.holsgrove@xilinx.com>
This commit is contained in:
David Holsgrove
2014-02-17 11:08:21 +10:00
parent ab7ac0f2cf
commit ef114eafbf
100 changed files with 14 additions and 0 deletions
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44
sysdeps/unix/sysv/linux/microblaze/brk.c Normal file
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/* Copyright (C) 2011-2014 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library. If not, see
<http://www.gnu.org/licenses/>. */
#include <errno.h>
#include <unistd.h>
#include <sysdep.h>
/* This must be initialized data because commons can't have aliases. */
void *__curbrk = 0;
/* Old braindamage in GCC's crtstuff.c requires this symbol in an attempt
to work around different old braindamage in the old Linux ELF dynamic
linker. */
weak_alias (__curbrk, ___brk_addr)
int
__brk (void *addr)
{
INTERNAL_SYSCALL_DECL (err);
__curbrk = (void *) INTERNAL_SYSCALL (brk, err, 1, addr);
if (__curbrk < addr)
{
__set_errno (ENOMEM);
return -1;
}
return 0;
}
weak_alias (__brk, brk)