about summary refs log tree commit diff
path: root/sysdeps/nacl/fxstat.c
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/nacl/fxstat.c')
-rw-r--r--sysdeps/nacl/fxstat.c45
1 files changed, 45 insertions, 0 deletions
diff --git a/sysdeps/nacl/fxstat.c b/sysdeps/nacl/fxstat.c
new file mode 100644
index 0000000000..d9f3d20afa
--- /dev/null
+++ b/sysdeps/nacl/fxstat.c
@@ -0,0 +1,45 @@
+/* Get stat information from a file descriptor.  NaCl version.
+   Copyright (C) 2015 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/>.  */
+
+/* Avoid the declaration so the compiler doesn't complain about the alias
+   with a different type signature.  It doesn't know that 'struct stat'
+   and 'struct stat64' are ABI-compatible.  */
+#define __fxstat64 __fxstat64_avoid
+#include <sys/stat.h>
+#undef  __fxstat64
+
+#include <errno.h>
+#include <stddef.h>
+
+#include <xstatconv.h>
+
+#undef  fstat
+
+/* Get information about the file descriptor FD in BUF.  */
+int
+__fxstat (int vers, int fd, struct stat *buf)
+{
+  nacl_abi_stat_t abi_buf;
+  return NACL_CALL (__nacl_irt_fdio.fstat (fd, &abi_buf),
+                    __xstat_conv (vers, &abi_buf, buf));
+}
+hidden_def (__fxstat)
+weak_alias (__fxstat, _fxstat)
+
+strong_alias (__fxstat, __fxstat64)
+hidden_ver (__fxstat, __fxstat64)