about summary refs log tree commit diff
path: root/REORG.TODO/sysdeps/unix/sysv/linux/s390/init-first.c
diff options
context:
space:
mode:
Diffstat (limited to 'REORG.TODO/sysdeps/unix/sysv/linux/s390/init-first.c')
-rw-r--r--REORG.TODO/sysdeps/unix/sysv/linux/s390/init-first.c60
1 files changed, 60 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/unix/sysv/linux/s390/init-first.c b/REORG.TODO/sysdeps/unix/sysv/linux/s390/init-first.c
new file mode 100644
index 0000000000..8bc86cf473
--- /dev/null
+++ b/REORG.TODO/sysdeps/unix/sysv/linux/s390/init-first.c
@@ -0,0 +1,60 @@
+/* Initialization code run first thing by the ELF startup code.  Linux/s390.
+   Copyright (C) 2008-2017 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/>.  */
+
+#ifdef SHARED
+# include <dl-vdso.h>
+# include <libc-vdso.h>
+
+long int (*VDSO_SYMBOL(gettimeofday)) (struct timeval *, void *)
+   attribute_hidden;
+
+long int (*VDSO_SYMBOL(clock_gettime)) (clockid_t, struct timespec *)
+  __attribute__ ((nocommon));
+
+long int (*VDSO_SYMBOL(clock_getres)) (clockid_t, struct timespec *)
+  __attribute__ ((nocommon));
+
+long int (*VDSO_SYMBOL(getcpu)) (unsigned *, unsigned *, void *)
+   attribute_hidden;
+
+static inline void
+_libc_vdso_platform_setup (void)
+{
+  PREPARE_VERSION (linux2629, "LINUX_2.6.29", 123718585);
+
+  void *p = _dl_vdso_vsym ("__kernel_gettimeofday", &linux2629);
+  PTR_MANGLE (p);
+  VDSO_SYMBOL (gettimeofday) = p;
+
+  p = _dl_vdso_vsym ("__kernel_clock_gettime", &linux2629);
+  PTR_MANGLE (p);
+  VDSO_SYMBOL (clock_gettime) = p;
+
+  p = _dl_vdso_vsym ("__kernel_clock_getres", &linux2629);
+  PTR_MANGLE (p);
+  VDSO_SYMBOL (clock_getres) = p;
+
+  p = _dl_vdso_vsym ("__kernel_getcpu", &linux2629);
+  PTR_MANGLE (p);
+  VDSO_SYMBOL (getcpu) = p;
+}
+
+# define VDSO_SETUP _libc_vdso_platform_setup
+#endif
+
+#include <csu/init-first.c>