diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/x86_64/x32/fallocate.c')
-rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/x32/fallocate.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/x86_64/x32/fallocate.c b/sysdeps/unix/sysv/linux/x86_64/x32/fallocate.c new file mode 100644 index 0000000000..3b849d5845 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/x32/fallocate.c @@ -0,0 +1,56 @@ +/* Copyright (C) 2011 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <errno.h> +#include <fcntl.h> +#include <sysdep.h> +#include <sysdep-cancel.h> + +#undef LOAD_ARGS_3 +#define LOAD_ARGS_3(a1, a2, a3) \ + long long int __arg3 = (long long int) (a3); \ + LOAD_ARGS_2 (a1, a2) +#undef LOAD_REGS_3 +#define LOAD_REGS_3 \ + register long long int _a3 asm ("rdx") = __arg3; \ + LOAD_REGS_2 + +#undef LOAD_ARGS_4 +#define LOAD_ARGS_4(a1, a2, a3, a4) \ + long long int __arg4 = (long long int) (a4); \ + LOAD_ARGS_3 (a1, a2, a3) +#undef LOAD_REGS_4 +#define LOAD_REGS_4 \ + register long long int _a4 asm ("r10") = __arg4; \ + LOAD_REGS_3 + +/* Reserve storage for the data of the file associated with FD. */ +int +fallocate (int fd, int mode, __off_t offset, __off_t len) +{ + if (SINGLE_THREAD_P) + return INLINE_SYSCALL (fallocate, 4, fd, mode, offset, len); + + int oldtype = LIBC_CANCEL_ASYNC (); + int result = INLINE_SYSCALL (fallocate, 4, fd, mode, offset, len); + + LIBC_CANCEL_RESET (oldtype); + + return result; +} +strong_alias (fallocate, fallocate64) |