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-rw-r--r--libc/sysdeps/linux/i386/posix_fadvise64.S68
1 files changed, 68 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/i386/posix_fadvise64.S b/libc/sysdeps/linux/i386/posix_fadvise64.S
new file mode 100644
index 000000000..27cf7dd68
--- /dev/null
+++ b/libc/sysdeps/linux/i386/posix_fadvise64.S
@@ -0,0 +1,68 @@
+/* Copyright (C) 1995-2000,2002,2003,2004,2005,2006
+ 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. */
+
+#define _ERRNO_H 1
+#include <features.h>
+#include <bits/errno.h>
+#include <sys/syscall.h>
+
+.text
+.global posix_fadvise64
+.type posix_fadvise64,%function
+posix_fadvise64:
+#ifdef __NR_posix_fadvise64_64
+
+ /* Save regs */
+ pushl %ebp
+ pushl %ebx
+ pushl %esi
+ pushl %edi
+
+ movl $__NR_posix_fadvise64_64, %eax /* Syscall number in %eax. */
+
+ movl 24(%esp), %ebx
+ movl 28(%esp), %ecx
+ movl 32(%esp), %edx
+ movl 36(%esp), %esi
+ movl 40(%esp), %edi
+ movl 44(%esp), %ebp
+
+ /* Do the system call trap. */
+ int $0x80
+
+ /* Restore regs */
+ popl %edi
+ popl %esi
+ popl %ebx
+ popl %ebp
+
+ /* If 0 > %eax > -4096 there was an error. */
+ cmpl $-4096, %eax
+ ja __syscall_error
+#else
+ movl $-ENOSYS, %eax
+ jmp __syscall_error
+#endif
+ /* Successful; return the syscall's value. */
+ ret
+
+.size posix_fadvise64,.-posix_fadvise64
+
+libc_hidden_def(posix_fadvise64)
+