diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/s390/brk.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/s390/brk.c | 55 |
1 files changed, 0 insertions, 55 deletions
diff --git a/sysdeps/unix/sysv/linux/s390/brk.c b/sysdeps/unix/sysv/linux/s390/brk.c deleted file mode 100644 index ca3a730f83..0000000000 --- a/sysdeps/unix/sysv/linux/s390/brk.c +++ /dev/null @@ -1,55 +0,0 @@ -/* - Copyright (C) 2000-2020 Free Software Foundation, Inc. - Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com). - 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 - <https://www.gnu.org/licenses/>. */ - -#include <errno.h> -#include <unistd.h> -#include <sysdep.h> - -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/x86 ELF - dynamic linker. Sigh. */ -weak_alias (__curbrk, ___brk_addr) - -int -__brk (void *addr) -{ - void *newbrk; - - { - register void *__addr __asm__("2") = addr; - - __asm__ ("svc %b1\n\t" /* call sys_brk */ - : "=d" (__addr) - : "I" (SYS_ify(brk)), "r" (__addr) - : "cc", "memory" ); - newbrk = __addr; - } - __curbrk = newbrk; - - if (newbrk < addr) - { - __set_errno (ENOMEM); - return -1; - } - - return 0; -} -weak_alias (__brk, brk) |