[hacktree] autogen.sh: Improve the script a bit

[Javier JardÃn <jjardon src gnome org>]

commit 6114bc3b065815c7810fa1ebf6defaf5bfc3459c
Author: Javier JardÃn <jjardon gnome org>
Date:   Tue Oct 18 17:35:19 2011 +0100

    autogen.sh: Improve the script a bit
    
    Fix builddir != sourcedir issues ans also run ./configure if
    Its needed

 autogen.sh |   17 ++++++++++++++++-
 1 files changed, 16 insertions(+), 1 deletions(-)
---
diff --git a/autogen.sh b/autogen.sh
index 0b51c5c..6035bc0 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -1,5 +1,20 @@
 #!/bin/sh
 
+test -n "$srcdir" || srcdir=`dirname "$0"`
+test -n "$srcdir" || srcdir=.
+
+olddir=`pwd`
+cd $srcdir
+
+AUTORECONF=`which autoreconf`
+if test -z $AUTORECONF; then
+        echo "*** No autoreconf found, please intall it ***"
+        exit 1
+fi
+
 mkdir -p m4
 
-exec autoreconf -vfi
+autoreconf --force --install --verbose
+
+cd $olddir
+test -n "$NOCONFIGURE" || "$srcdir/configure" "$@"