alpha: Require kernel version 2.6.0.

The minimum version that supports TLS.  Also avoids having to
fix the build for ancient __ASSUME_* settings.

diff --git a/ChangeLog.alpha b/ChangeLog.alpha
index 9c304d7..a1732f9 100644 (file)
--- 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 (file)
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 (file)
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 (file)
--- 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 */