diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/sparc/sparc32/brk.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/sparc/sparc32/brk.c | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/brk.c b/sysdeps/unix/sysv/linux/sparc/sparc32/brk.c deleted file mode 100644 index ba9a616f74..0000000000 --- a/sysdeps/unix/sysv/linux/sparc/sparc32/brk.c +++ /dev/null @@ -1,54 +0,0 @@ -/* brk system call for Linux/SPARC. - Copyright (C) 1995-2020 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Miguel de Icaza (miguel@nuclecu.unam.mx) - - 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 - <https://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) -{ - void *newbrk; - - { - register void *o0 __asm__("%o0") = addr; - register int g1 __asm__("%g1") = __NR_brk; - __asm ("t 0x10" : "=r"(o0) : "r"(g1), "0"(o0) : "cc"); - newbrk = o0; - } - - __curbrk = newbrk; - - if (newbrk < addr) - { - __set_errno (ENOMEM); - return -1; - } - - return 0; -} -weak_alias (__brk, brk) |