From 48d0c5d847adbb0c300c0b61ba1a3098d3c64bb6 Mon Sep 17 00:00:00 2001
From: Ulrich Drepper <drepper@redhat.com>
Date: Tue, 13 Jun 2000 06:22:36 +0000
Subject: Update.

	* sysdeps/unix/sysv/linux/configure.in: Improve handling of
	minimal kernel versions.  Add information about IA-64 kernel.
---
 sysdeps/unix/sysv/linux/configure    | 43 ++++++++++++++++++------------------
 sysdeps/unix/sysv/linux/configure.in | 37 ++++++++++++++++---------------
 2 files changed, 41 insertions(+), 39 deletions(-)

(limited to 'sysdeps')

diff --git a/sysdeps/unix/sysv/linux/configure b/sysdeps/unix/sysv/linux/configure
index e8d884df82..acc47c5b3b 100644
--- a/sysdeps/unix/sysv/linux/configure
+++ b/sysdeps/unix/sysv/linux/configure
@@ -51,37 +51,38 @@ fi
 # If the user gave a minimal version number test whether the available
 # kernel headers are young enough.  Additionally we have minimal
 # kernel versions for some architectures.
+case "$machine" in
+  sh*)
+    arch_minimum_kernel=2.3.99
+    ;;
+  ia64*)
+    arch_minimum_kernel=2.4.0
+    ;;
+  *)
+    arch_minimum_kernel=2.0.10
+    ;;
+esac
 if test -n "$minimum_kernel"; then
-  case "$machine" in
-    sh*)
-      arch_minimum_kernel=2.3.99
-      ;;
-    *)
-      ;;
-  esac
-
-  user_version=$((`echo $minimum_kernel.0.0.0 | sed 's/\(0-9*\)\.\(0-9*\)\.\(0-9*\).*/\1 \* 65536 + \2 \* 256 + \3/'`))
-  arch_version=$((`echo $arch_minimum_kernel.0.0.0 | sed 's/\(0-9*\)\.\(0-9*\)\.\(0-9*\).*/\1 \* 65536 + \2 \* 256 + \3/'`))
-  if test $user_version -lt $arch_minimum_kernel; then
+  
+  user_version=$((`echo "$minimum_kernel.0.0.0" | sed 's/\([0-9]*\)\.\([0-9]*\)\.\([0-9]*\).*/\1 \* 65536 + \2 \* 256 + \3/'`))
+  arch_version=$((`echo "$arch_minimum_kernel.0.0.0" | sed 's/\([0-9]*\)\.\([0-9]*\)\.\([0-9]*\).*/\1 \* 65536 + \2 \* 256 + \3/'`))
+  
+  if test $user_version -lt $arch_version; then
     echo "configure: warning: minimum kernel version reset to $arch_minimum_kernel" 1>&2
     minimum_kernel=$arch_minimum_kernel
   fi
 else
-  case "$machine" in
-    sh*)
-      minimum_kernel = 2.3.99
-      ;;
-    *)
-      ;;
-  esac
+  if test $arch_minimum_kernel != '2.0.10'; then
+    minimum_kernel=$arch_minimum_kernel
+  fi
 fi
 
 if test -n "$minimum_kernel"; then
   echo $ac_n "checking for kernel header at least $minimum_kernel""... $ac_c" 1>&6
-echo "configure:82: checking for kernel header at least $minimum_kernel" >&5
+echo "configure:83: checking for kernel header at least $minimum_kernel" >&5
   decnum=`echo "$minimum_kernel.0.0.0" | sed 's/\([0-9]*\)\.\([0-9]*\)\.\([0-9]*\).*/(\1 * 65536 + \2 * 256 + \3)/'`;
   cat > conftest.$ac_ext <<EOF
-#line 85 "configure"
+#line 86 "configure"
 #include "confdefs.h"
 #include <linux/version.h>
 #if LINUX_VERSION_CODE < $decnum
@@ -188,7 +189,7 @@ if test $host = $build; then
     ac_prefix=$ac_default_prefix
   fi
   echo $ac_n "checking for symlinks in ${ac_prefix}/include""... $ac_c" 1>&6
-echo "configure:192: checking for symlinks in ${ac_prefix}/include" >&5
+echo "configure:193: checking for symlinks in ${ac_prefix}/include" >&5
   ac_message=
   if test -L ${ac_prefix}/include/net; then
     ac_message="$ac_message
diff --git a/sysdeps/unix/sysv/linux/configure.in b/sysdeps/unix/sysv/linux/configure.in
index e89d8b4c1b..2ed2c096d8 100644
--- a/sysdeps/unix/sysv/linux/configure.in
+++ b/sysdeps/unix/sysv/linux/configure.in
@@ -38,29 +38,30 @@ fi
 # If the user gave a minimal version number test whether the available
 # kernel headers are young enough.  Additionally we have minimal
 # kernel versions for some architectures.
+case "$machine" in
+  sh*)
+    arch_minimum_kernel=2.3.99
+    ;;
+  ia64*)
+    arch_minimum_kernel=2.4.0
+    ;;
+  *)
+    arch_minimum_kernel=2.0.10
+    ;;
+esac
 if test -n "$minimum_kernel"; then
-  case "$machine" in
-    sh*)
-      arch_minimum_kernel=2.3.99
-      ;;
-    *)
-      ;;
-  esac
-
-  user_version=$((`echo $minimum_kernel.0.0.0 | sed 's/\([0-9]*\)\.\([0-9]*\)\.\([0-9]*\).*/\1 \* 65536 + \2 \* 256 + \3/'`))
-  arch_version=$((`echo $arch_minimum_kernel.0.0.0 | sed 's/\([0-9]*\)\.\([0-9]*\)\.\([0-9]*\).*/\1 \* 65536 + \2 \* 256 + \3/'`))
-  if test $user_version -lt $arch_minimum_kernel; then
+  changequote(,)
+  user_version=$((`echo "$minimum_kernel.0.0.0" | sed 's/\([0-9]*\)\.\([0-9]*\)\.\([0-9]*\).*/\1 \* 65536 + \2 \* 256 + \3/'`))
+  arch_version=$((`echo "$arch_minimum_kernel.0.0.0" | sed 's/\([0-9]*\)\.\([0-9]*\)\.\([0-9]*\).*/\1 \* 65536 + \2 \* 256 + \3/'`))
+  changequote([,])
+  if test $user_version -lt $arch_version; then
     AC_MSG_WARN([minimum kernel version reset to $arch_minimum_kernel])
     minimum_kernel=$arch_minimum_kernel
   fi
 else
-  case "$machine" in
-    sh*)
-      minimum_kernel = 2.3.99
-      ;;
-    *)
-      ;;
-  esac
+  if test $arch_minimum_kernel != '2.0.10'; then
+    minimum_kernel=$arch_minimum_kernel
+  fi
 fi
 
 if test -n "$minimum_kernel"; then
-- 
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