2007-06-12 [wwp] 2.9.2cvs56

[claws.git] / autogen.sh

diff --git a/autogen.sh b/autogen.sh
index 0b60d5ca59702f5a1c166e099f2ef0a655f0cbbc..9dae8dd3445dd8e472a61ac07161c2e8f666aa96 100644 (file)
--- a/autogen.sh
+++ b/autogen.sh
@@ -47,6 +47,28 @@ if test "$1" = "--build-w32"; then
 fi
 # ***** end W32 build script *******
 
+bisonver=`bison --version`
+
+if [ "$bisonver" = "" ]; then
+       echo Bison is needed to compile Claws Mail CVS
+       exit 1
+fi
+
+flexver=`flex --version|sed "s/.* //"`
+
+if [ "$flexver" = "" ]; then
+       echo Flex 2.5.31 or greater is needed to compile Claws Mail CVS
+       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/"`
+       if [ $flex_major -lt 2 -o $flex_minor -lt 5 -o $flex_micro -lt 31 ]; then
+               echo Flex 2.5.31 or greater is needed to compile Claws Mail CVS
+               exit 1
+       fi
+fi
+
 
 aclocal -I m4 \
   && libtoolize --force --copy \