land b_smallfix 20040407_1414:

[fs/lustre-release.git] / lustre / autogen.sh

diff --git a/lustre/autogen.sh b/lustre/autogen.sh
index be0d42d..352d42d 100644 (file)
--- a/lustre/autogen.sh
+++ b/lustre/autogen.sh
@@ -1,5 +1,64 @@
-#!/bin/sh
+#!/bin/bash
 
-aclocal &&
-${AUTOMAKE:-automake} --add-missing &&
-${AUTOCONF:-autoconf}
+# taken from gnome-common/macros2/autogen.sh
+compare_versions() {
+    ch_min_version=$1
+    ch_actual_version=$2
+    ch_status=0
+    IFS="${IFS=         }"; ch_save_IFS="$IFS"; IFS="."
+    set $ch_actual_version
+    for ch_min in $ch_min_version; do
+        ch_cur=`echo $1 | sed 's/[^0-9].*$//'`; shift # remove letter suffixes
+        if [ -z "$ch_min" ]; then break; fi
+        if [ -z "$ch_cur" ]; then ch_status=1; break; fi
+        if [ $ch_cur -gt $ch_min ]; then break; fi
+        if [ $ch_cur -lt $ch_min ]; then ch_status=1; break; fi
+    done
+    IFS="$ch_save_IFS"
+    return $ch_status
+}
+
+error_msg() {
+       cat >&2 <<EOF
+$cmd is $1.  version $required is required to build Lustre.
+
+You may be able to download a new version from:
+http://ftp.gnu.org/gnu/$cmd/$cmd-$required.tar.gz
+EOF
+       [ "$cmd" = "autoconf" -a "$required" = "2.57" ] && cat >&2 <<EOF
+
+or
+
+ftp://fr2.rpmfind.net/linux/redhat/9/en/os/i386/RedHat/RPMS/autoconf-2.57-3.noarch.rpm
+EOF
+       [ "$cmd" = "automake" -a "$required" = "1.7.8" ] && cat >&2 <<EOF
+
+or
+
+ftp://fr2.rpmfind.net/linux/fedora/core/1/i386/os/Fedora/RPMS/automake-1.7.8-1.noarch.rpm
+EOF
+       exit 1
+}
+
+check_version() {
+    local cmd
+    local required
+    local version
+
+    cmd=$1
+    required=$2
+    echo -n "checking for $cmd $required... "
+    if ! $cmd --version >/dev/null ; then
+       error_msg "missing"
+    fi
+    version=$($cmd --version | awk "BEGIN { IGNORECASE=1 } /$cmd \(GNU $cmd\)/ { print \$4 }")
+    echo "found $version"
+    if ! compare_versions "$required" "$version" ; then
+       error_msg "too old"
+    fi
+}
+
+check_version automake "1.7.8"
+check_version autoconf "2.57"
+echo "Running autoreconf..."
+autoreconf -fi