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016080606c
umount.c rather than hppa umount.c. * sysdeps/unix/sysv/linux/sparc/sparc32/chown.c: Include sh chown.c rather than m68k chown.c. * sysdeps/unix/sysv/linux/sparc/sparc32/fchownat.c: Include sh fchownat.c rather than m68k fchownat.c. * sysdeps/unix/sysv/linux/sh/chown.c: Copy over from m68k chown.c. * sysdeps/unix/sysv/linux/sh/fchownat.c: Copy over from m68k fchownat.c. * sysdeps/unix/sysv/linux/x86_64/brk.c: Copy over from hppa brk.c. * sysdeps/unix/sysv/linux/x86_64/umount.c: Copy over from hppa umount.c.
43 lines
1.3 KiB
C
43 lines
1.3 KiB
C
/* brk system call for Linux/x86_64.
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Copyright (C) 1995, 1996, 2000, 2001, 2006 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <errno.h>
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#include <unistd.h>
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#include <sysdep.h>
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/* This must be initialized data because commons can't have aliases. */
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void *__curbrk = 0;
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int
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__brk (void *addr)
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{
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void *newbrk;
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__curbrk = newbrk = (void *) INLINE_SYSCALL (brk, 1, addr);
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if (newbrk < addr)
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{
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__set_errno (ENOMEM);
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return -1;
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}
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return 0;
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}
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weak_alias (__brk, brk)
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