# This script is for bash-maintainers only!  It takes a freshly unpacked Bash,
# and reorganizes it so that there is exactly one version of any given
# source file.
#

if [ "$0" != "./fixdist" ]; then
   echo "You must run 'fixdist' from the 'support' directory!"
   exit 1
fi

cd ../lib
must_exist="posixheaders/posixstat.h posixheaders/ansi_stdlib.h"
must_exist="$must_exist tilde/tilde.c tilde/tilde.h"
must_exist="$must_exist malloc/xmalloc.c"

for filename in $must_exist; do
   if [ ! -f $filename ]; then
      echo "The file lib/$filename doesn't exist, but it must!"
      exit 1
   fi
done

echo -n "Relinking neccessary files in lib/readline..."
cd readline
for filename in tilde.c tilde.h; do
   rm $filename
   ln -s ../tilde/$filename .
done

rm posixstat.h && ln -s ../posixheaders/posixstat.h .
rm ansi_stdlib.h && ln -s ../posixheaders/ansi_stdlib.h .
rm xmalloc.c && ln -s ../malloc/xmalloc.c .
echo "done."

echo -n "Linking files in . ..."
cd ../..
rm posixstat.h && ln -s lib/posixheaders/posixstat.h .
rm ansi_stdlib.h && ln -s lib/posixheaders/ansi_stdlib.h .
echo "done."

echo "Should I move the \"lib\" directory to \"../lib\" if I wouldn't"
echo -n "clobber anything by doing so (y/n)? "
read reply
if [ "$reply" != 'y' ]; then
   echo "You said no, so in that case I'm all done."
   exit 0
fi

# Try as hard as we can to move the lib directory to ../lib.
#
if [ -d ../lib ]; then
   echo "The directory $(cd ../lib; pwd) already exists.  It looks like:"
   echo $(cd ../lib; ls -ldg .; ls -lF)
   echo "I can:"
   echo "  1) Move the directory to another name,"
   echo "  2) Delete matching directories from within it,"
   echo "  3) Copy files into existing directories, or"
   echo "  4) Quit now, while you are ahead."
   echo ""
   echo -n "Which will it be? "
   read reply
   case "$reply" in
     1)
	echo "I would be moving the directory to lib-old now"
	;;
     2)
	echo "I would be deleting the matching directories now"
	;;
     3)
	echo "I would just go ahead and copy the directories now"
	;;
     4)
	echo "Probably a good move.  Look at the script	support/mklinks."
	;;
   esac
else
   echo -n "Moving lib to ../lib, and relinking lib in this directory..."
   mv lib ../lib
   mkdir lib
   cd lib
   ../support/mklinks ../../lib
   echo "done."
fi

echo "That concludes this fixing of the distribution."
exit 0