diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/sh/brk.c')
-rw-r--r-- | sysdeps/unix/sysv/linux/sh/brk.c | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/sysdeps/unix/sysv/linux/sh/brk.c b/sysdeps/unix/sysv/linux/sh/brk.c deleted file mode 100644 index 4d83acf3f5..0000000000 --- a/sysdeps/unix/sysv/linux/sh/brk.c +++ /dev/null @@ -1,47 +0,0 @@ -/* brk system call for Linux/SH. - Copyright (C) 1999-2017 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; - -int -__brk (void *addr) -{ - void *newbrk; - register long r3 asm ("%r3") = SYS_ify (brk); - register long r4 asm ("%r4") = (long)addr; - - asm volatile ("trapa #0x11\n\t" SYSCALL_INST_PAD - : "=z"(newbrk) - : "r" (r3), "r" (r4)); - - __curbrk = newbrk; - - if (newbrk < addr) - { - __set_errno (ENOMEM); - return -1; - } - - return 0; -} -weak_alias (__brk, brk) |