improve label text

[claws.git] / autogen.sh

diff --git a/autogen.sh b/autogen.sh
old mode 100644 (file)
new mode 100755 (executable)
index ab6f309..093adb3
--- a/autogen.sh
+++ b/autogen.sh
@@ -1,8 +1,46 @@
 #!/bin/sh
+# Copyright 1999-2014 the Claws Mail team.
+# This file is part of Claws Mail package, and distributed under the
+# terms of the General Public License version 3 (or later).
+# See COPYING file for license details.
+
+bisonver=`bison --version`
+
+if [ "$bisonver" = "" ]; then
+       echo Bison is needed to compile Claws Mail git
+       exit 1
+fi
+
+if [ "$LEX" != "" ]; then
+       flexver=`$LEX --version|sed "s/.* //"`
+else
+       flexver=`flex --version|sed "s/.* //"`
+fi
+
+if [ "$flexver" = "" ]; then
+       echo Flex 2.5.31 or greater is needed to compile Claws Mail git
+       exit 1
+else
+       flex_major=`echo $flexver|sed "s/\..*//"`
+       flex_minor=`echo $flexver|sed "s/$flex_major\.\(.*\)\..*/\1/"`
+       flex_micro=`echo $flexver|sed "s/$flex_major\.$flex_minor\.\(.*\)/\1/"`
+
+       flex_numversion=$(expr \
+               $flex_major \* 10000 + \
+               $flex_minor \* 100 + \
+               $flex_micro)
+
+       if [ $flex_numversion -lt 20531 ]; then
+               echo Flex 2.5.31 or greater is needed to compile Claws Mail git
+               exit 1
+       fi
+fi
 
 aclocal -I m4 \
   && libtoolize --force --copy \
   && autoheader \
   && automake --add-missing --foreign --copy \
-  && autoconf \
-  && ./configure --enable-maintainer-mode $@
+  && autoconf 
+if test -z "$NOCONFIGURE"; then
+exec ./configure --enable-maintainer-mode $@
+fi