[autobuild] use autoreconf instead of calling tools manually

From: Stefan Bühler <stbuehler@web.de>

git-svn-id: svn://svn.lighttpd.net/spawn-fcgi/trunk@61 4a9f3682-ca7b-49a8-9a55-ba4640e46f83

NEWS

@@ -8,6 +8,7 @@ NEWS
   * Add -b backlog option (fixes #2422, patch by aschmitz)
   * Restrict Unix socket file ownership by default to ug=rw
   * Add example apparmor spawn-fcgi abstraction
+  * Use autoreconf instead of calling tools manually
 
 - 1.6.3 - 2009-09-23
   * Fix unix socket mode change to work without specifying user/group for socket

autogen.sh

@@ -1,24 +1,12 @@
 #!/bin/sh
 # Run this to generate all the initial makefiles, etc.
 
-ACLOCAL=${ACLOCAL:-aclocal}
-AUTOHEADER=${AUTOHEADER:-autoheader}
-AUTOMAKE=${AUTOMAKE:-automake}
-AUTOMAKE_FLAGS="--add-missing --copy"
-AUTOCONF=${AUTOCONF:-autoconf}
-
-ARGV0=$0
-
 set -e
 
+if [ ! -f configure.ac -o ! -f COPYING ]; then
+	echo "Doesn't look like you're in the source directory" >&2
+	exit 1
+fi
 
-run() {
-	echo "$ARGV0: running \`$@'"
-	$@
-}
-
-run $ACLOCAL $ACLOCAL_FLAGS
-run $AUTOHEADER
-run $AUTOMAKE $AUTOMAKE_FLAGS
-run $AUTOCONF
+autoreconf --force --install
 echo "Now type './configure ...' and 'make' to compile."