-#!/bin/sh
+#!/bin/bash
+
+# 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 $ch_status
+}
+
+error_msg() {
+ echo "$cmd is $1. version $required is required to build Lustre."
+
+ if [ -e /usr/lib/autolustre/bin/$cmd ]; then
+ cat >&2 <<-EOF
+ You apparently already have Lustre-specific autoconf/make RPMs
+ installed on your system at /usr/lib/autolustre/share/$cmd.
+ Please set your PATH to point to those versions:
+
+ export PATH="/usr/lib/autolustre/bin:\$PATH"
+ EOF
+ else
+ cat >&2 <<-EOF
+ CFS provides RPMs which can be installed alongside your
+ existing autoconf/make RPMs, if you are nervous about
+ upgrading. See
+
+ ftp://ftp.lustre.org/pub/other/autolustre/README.autolustre
+
+ You may be able to download newer version from:
+
+ http://ftp.gnu.org/gnu/$cmd/$cmd-$required.tar.gz
+ EOF
+ fi
+ [ "$cmd" = "autoconf" -a "$required" = "2.57" ] && cat >&2 <<EOF
+
+or for RH9 systems you can use:
+
+ftp://fr2.rpmfind.net/linux/redhat/9/en/os/i386/RedHat/RPMS/autoconf-2.57-3.noarch.rpm
+EOF
+ [ "$cmd" = "automake-1.7" -a "$required" = "1.7.8" ] && cat >&2 <<EOF
+
+or for RH9 systems you can use:
+
+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 tool
+ local cmd
+ local required
+ local version
+
+ tool=$1
+ cmd=$2
+ required=$3
+ echo -n "checking for $cmd $required... "
+ if ! $cmd --version >/dev/null ; then
+ error_msg "missing"
+ fi
+ version=$($cmd --version | awk "BEGIN { IGNORECASE=1 } /$tool \(GNU $tool\)/ { print \$4 }")
+ echo "found $version"
+ if ! compare_versions "$required" "$version" ; then
+ error_msg "too old"
+ fi
+}
+
+check_version automake automake-1.7 "1.7.8"
+check_version autoconf autoconf "2.57"
+echo "Running aclocal..."
+aclocal-1.7
+echo "Running autoheader..."
+autoheader
+echo "Running automake..."
+automake-1.7 -a -c
+echo "Running autoconf..."
+autoconf
-aclocal &&
-${AUTOMAKE:-automake} --add-missing &&
-${AUTOCONF:-autoconf}