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-rw-r--r--REORG.TODO/sysdeps/unix/sysv/linux/x86/time.c59
1 files changed, 59 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/unix/sysv/linux/x86/time.c b/REORG.TODO/sysdeps/unix/sysv/linux/x86/time.c
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index 0000000000..fac81b3812
--- /dev/null
+++ b/REORG.TODO/sysdeps/unix/sysv/linux/x86/time.c
@@ -0,0 +1,59 @@
+/* time -- Get number of seconds since Epoch.  Linux/x86 version.
+   Copyright (C) 2015-2017 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/>.  */
+
+#include <time.h>
+
+#ifdef SHARED
+
+#include <dl-vdso.h>
+#include <errno.h>
+
+static time_t
+__time_syscall (time_t *t)
+{
+  INTERNAL_SYSCALL_DECL (err);
+  return INTERNAL_SYSCALL (time, err, 1, t);
+}
+
+# ifndef time_type
+/* The i386 time.c includes this file with a defined time_type macro.
+   For x86_64 we have to define it to time as the internal symbol is the
+   ifunc'ed one.  */
+#  define time_type time
+# endif
+
+#undef INIT_ARCH
+#define INIT_ARCH() PREPARE_VERSION_KNOWN (linux26, LINUX_2_6);
+/* If the vDSO is not available we fall back on the syscall.  */
+libc_ifunc_hidden (time_type, time,
+		   (_dl_vdso_vsym ("__vdso_time", &linux26)
+		    ?:  &__time_syscall))
+libc_hidden_def (time)
+
+#else
+
+# include <sysdep.h>
+
+time_t
+time (time_t *t)
+{
+  INTERNAL_SYSCALL_DECL (err);
+  return INTERNAL_SYSCALL (time, err, 1, t);
+}
+
+#endif