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[PATCH 02/10] alpha: Require kernel version 2.6.0.
- From: Richard Henderson <rth at twiddle dot net>
- To: libc-ports at sourceware dot org
- Date: Wed, 8 Feb 2012 20:28:57 -0800
- Subject: [PATCH 02/10] alpha: Require kernel version 2.6.0.
- References: <1328761745-24481-1-git-send-email-rth@twiddle.net>
The minimum version that supports TLS. Also avoids having to
fix the build for ancient __ASSUME_* settings.
---
ChangeLog.alpha | 5 +++++
sysdeps/unix/sysv/linux/alpha/configure | 8 ++++++++
sysdeps/unix/sysv/linux/alpha/configure.in | 8 ++++++++
sysdeps/unix/sysv/linux/alpha/kernel-features.h | 9 +++++++++
4 files changed, 30 insertions(+), 0 deletions(-)
create mode 100644 sysdeps/unix/sysv/linux/alpha/configure
create mode 100644 sysdeps/unix/sysv/linux/alpha/configure.in
diff --git a/ChangeLog.alpha b/ChangeLog.alpha
index 9c304d7..a1732f9 100644
--- a/ChangeLog.alpha
+++ b/ChangeLog.alpha
@@ -1,5 +1,10 @@
2012-02-08 Richard Henderson <rth@twiddle.net>
+ * sysdeps/unix/sysv/linux/alpha/configure.in: New file.
+ * sysdeps/unix/sysv/linux/alpha/configure: Build.
+ * sysdeps/unix/sysv/linux/alpha/kernel-features.h: Protect from
+ multiple includes. Disable statfs64 entirely.
+
* sysdeps/alpha/nptl/tls.h: Don't test HAVE_TLS_SUPPORT.
* sysdeps/unix/alpha/sysdep.h: Don't test HAVE___THREAD.
* sysdeps/alpha/elf/configure.in (libc_cv_alpha_tls): Error out if
diff --git a/sysdeps/unix/sysv/linux/alpha/configure b/sysdeps/unix/sysv/linux/alpha/configure
new file mode 100644
index 0000000..80528ee
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/alpha/configure
@@ -0,0 +1,8 @@
+# This file is generated from configure.in by Autoconf. DO NOT EDIT!
+ # Local configure fragment for sysdeps/unix/sysv/linux/alpha
+
+# There are several bits that no longer compile cleanly without
+# realtime signal support (ver 2.2.0). Given that we also now
+# require TLS (ver 2.6.0), it seems pointless to fix them.
+# ??? Surely this should now be the generic default.
+arch_minimum_kernel=2.6.0
diff --git a/sysdeps/unix/sysv/linux/alpha/configure.in b/sysdeps/unix/sysv/linux/alpha/configure.in
new file mode 100644
index 0000000..7136b85
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/alpha/configure.in
@@ -0,0 +1,8 @@
+GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
+# Local configure fragment for sysdeps/unix/sysv/linux/alpha
+
+# There are several bits that no longer compile cleanly without
+# realtime signal support (ver 2.2.0). Given that we also now
+# require TLS (ver 2.6.0), it seems pointless to fix them.
+# ??? Surely this should now be the generic default.
+arch_minimum_kernel=2.6.0
diff --git a/sysdeps/unix/sysv/linux/alpha/kernel-features.h b/sysdeps/unix/sysv/linux/alpha/kernel-features.h
index 9c640f9..ce4d160 100644
--- a/sysdeps/unix/sysv/linux/alpha/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/alpha/kernel-features.h
@@ -18,6 +18,9 @@
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
+#ifndef _KERNEL_FEATURES_H
+#define _KERNEL_FEATURES_H 1
+
/* alpha switched to a 64-bit timeval sometime before 2.2.0. */
#if __LINUX_KERNEL_VERSION >= 131584
# define __ASSUME_TIMEVAL64 1
@@ -96,3 +99,9 @@
#if __LINUX_KERNEL_VERSION < 0x020621
# undef __ASSUME_FALLOCATE
#endif
+
+/* There never has been support for fstat64. */
+#undef __ASSUME_STATFS64
+#define __ASSUME_STATFS64 0
+
+#endif /* _KERNEL_FEATURES_H */
--
1.7.7.6