Something

#!/bin/bash

CLAWS_CVS="claws-cvs"

cd sylpheedclaws
cvsok=$(cvs update)
cd ..

if [ !cvsok ]; then
	echo -e "copying...\n"
	cp -ru sylpheedclaws $CLAWS_CVS
	
	if [ -f "$CLAWS_CVS/sylpheed-claws/Makefile" ]; then	
		echo -e "compiling $CLAWS_CVS..\n"
		cd $CLAWS_CVS/sylpheed-claws
		make && sudo make install
		cd ..
		echo -e $CLAWS_CVS" successful compiled\n"
	else
		echo -e "configure & compiling $CLAWS_CVS..\n"
		cd $CLAWS_CVS/sylpheed-claws
		./autogen.sh --prefix=/usr --disable-libetpan && make && sudo make install
		cd ..
		echo -e $CLAWS_CVS" successful configured & compiled\n"
	fi
	
	if [ -f "$CLAWS_CVS/plugins/ryssl/Makefile" ]; then
		echo -e "compiling ryssl..\n"
		cd $CLAWS_CVS/plugins/ryssl
		make && sudo make install
		cd ..
	else
		echo -e "configure & compiling ryssl..\n"
		cd $CLAWS_CVS/plugins/ryssl
		./autogen --prefix=/usr && make && sudo make install
		cd ..
	fi
	
	if [ -f "$CLAWS_CVS/plugins/gtkhtml2_viewer/Makefile" ]; then
		echo -e "compiling gtkhtml2_viewer\n"
		cd $CLAWS_CVS/plugins/gtkhtml2_viewer
		make && sudo make install
		cd ..
	else
		echo -e "configure & compiling gtkhtml2_viewer\n"
		cd $CLAWS_CVS/plugins/gtkhtml2_viewer
		./autogen.sh --prefix=/usr && make && sudo make install
		cd ..
	fi
	
	if [ -f "$CLAWS_CVS/plugins/pdf_viewer/Makefile" ]; then
		echo -e "compiling pdf_viewer\n"
		cd $CLAWS_CVS/plugins/pdf_viewer
		make && sudo make install
		cd ..
	else
		echo -e "configure & compiling pdf_viewer\n"
		cd $CLAWS_CVS/plugins/pdf_viewer
		./autogen.sh --prefix=/usr && make && sudo make install
		cd ..
	fi
else
	echo -e "cleaning source tree...\n"
	rm -r sylpheedclaws/plugins sylpheedclaws/sylpheed-claws
fi
echo "done."
exit 0
----------------------------------

configure & compiling pdf_viewer

./upclaws.sh: line 57: cd: claws-cvs/plugins/pdf_viewer: No such file or directory
./upclaws.sh: line 58: ./autogen.sh: No such file or directory