first version of a generic automake for all dune projects

[[Imported from SVN: r5107]]

bin/dune-autogen

+#!/bin/sh
+# $Id: autogen.sh 5054 2008-01-08 15:06:55Z christi $
+
+# barf on errors
+set -e
+
+usage () {
+    echo "Usage: dune-autogen [options]"
+    echo "  --ac=, --acversion=VERSION   use a specific VERSION of autoconf"
+    echo "  --am=, --amversion=VERSION   use a specific VERSION of automake"
+    echo "  -h,    --help                you already found this :-)"
+}
+
+## get my name...
+name=`grep '^Module:' dune.module | cut -d ':' -f 2 | sed -e 's/ //g'`
+
+## dune-all.m4
+rm -f dune-all.m4
+
+# add current dir to PATH
+PATH=$PATH:`dirname $0`/bin
+
+for OPT in "$@"; do
+    set +e
+    # stolen from configure...
+    # when no option is set, this returns an error code
+    arg=`expr "x$OPT" : 'x[^=]*=\(.*\)'`
+    set -e
+
+    case "$OPT" in
+	--ac=*|--acversion=*)
+			if test "x$arg" = "x"; then
+				usage; 
+				exit 1;
+			fi
+			ACVERSION=$arg
+			;;
+	--am=*|--amversion=*)
+			if test "x$arg" = "x"; then
+				usage; 
+				exit 1;
+			fi
+			AMVERSION=$arg
+			;;
+	-h|--help) usage ; exit 0 ;;
+	*)
+            if test -d "$OPT/m4"; then
+				if [ -d m4 ]; then
+					cat "$OPT/m4/"*.m4 >> dune-all.m4
+				fi
+            fi
+            if test -d "$OPT/am"; then
+              am_dir="$OPT/am"
+            fi
+            if test -d "$OPT/share/aclocal"; then
+              ACLOCAL_FLAGS="$ACLOCAL_FLAGS -I $OPT/share/aclocal"
+            fi
+            if test -d "$OPT/share/dune-common/am"; then
+              am_dir="$OPT/share/dune-common/am"
+            fi
+			PATH=$PATH:$OPT/bin
+            ;;
+    esac
+done
+
+## report parameters
+if test "x$ACVERSION" != "x"; then
+	echo "Forcing autoconf version $ACVERSION"
+	if ! which autoconf$ACVERSION > /dev/null; then
+		echo
+		echo "Error: Could not find autoconf$ACVERSION"
+		echo "       Did you specify a wrong version?"
+		exit 1
+	fi
+fi
+if test "x$AMVERSION" != "x"; then
+	echo "Forcing automake version $AMVERSION"
+	if ! which automake$AMVERSION > /dev/null; then
+		echo
+		echo "Error: Could not find automake$AMVERSION"
+		echo "       Did you specify a wrong version?"
+		exit 1
+	fi
+fi
+
+## run autotools
+
+echo "--> libtoolize..."
+# this script won't rewrite the files if they already exist. This is a
+# PITA when you want to upgrade libtool, thus I'm setting --force
+libtoolize --force
+
+# merge m4 files
+if [ -d m4 ]; then
+  echo "--> collect m4 files"
+  cat m4/*.m4 > $name.m4
+fi
+
+# prepare everything
+echo "--> aclocal... $ACLOCAL_FLAGS"
+rm -f aclocal.m4
+rm -rf autom4te.cache
+aclocal$AMVERSION -I .
+
+# applications should provide a config.h for now
+echo "--> autoheader..."
+autoheader$ACVERSION
+
+echo "--> automake..."
+automake$AMVERSION --add-missing
+
+echo "--> autoconf..."
+autoconf$ACVERSION
+
+## tell the user what to do next
+echo "Now run ./configure to setup $name"