#!/bin/sh
#####################################################-*-mode:shell-script-*-
##                                                                       ##
##                                                                       ##
##                  Language Technologies Institute                      ##
##                     Carnegie Mellon University                        ##
##                      Copyright (c) 2001-2008                          ##
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##                                                                       ##
###########################################################################
##                                                                       ##
##  Setup the current directory for building a FLITE voice from a        ##
##  a festvox voice                                                      ##
##                                                                       ##
###########################################################################

if [ ! "$ESTDIR" ]
then
   echo "environment variable ESTDIR is unset"
   echo "set it to your local speech tools directory e.g."
   echo '   bash$ export ESTDIR=/home/awb/projects/speech_tools/'
   echo or
   echo '   csh% setenv ESTDIR /home/awb/projects/speech_tools/'
   exit 1
fi

if [ ! "$FLITEDIR" ]
then
   echo "environment variable FLITEDIR is unset"
   echo "set it to your local festvox directory e.g."
   echo '   bash$ export FLITEDIR=/home/awb/projects/flite/'
   echo or
   echo '   csh% setenv FLITEDIR /home/awb/projects/flite/'
   exit 1
fi

if [ ! -d wav ]
then
   echo "I'm expecting this directory to contain a festvox voice which"
   echo "should at least contain a wav/ directory, but haven't found one "
   echo "Are you sure this is the right directory to build in?"
   echo -n "Answer y/n? "
   read answer
   if [ "$answer" != "y" ]
   then
       echo "setup aborted"
       exit -1
   fi
fi

if [ ! -f etc/voice.defs ]
then
   echo "Can't find etc/voice.defs file"
   echo "don't know what voice to convert"
   echo "Setup for conversion of $1 to flite FAILED"
   exit 1
fi

mkdir -p flite

. ./etc/voice.defs

if [ "$FV_LANG" = "us" ]
then
   # I showed have been more consistent
   FV_FLITE_LANG=usenglish
   FV_FLITE_LEX=cmu_lex
   FV_FLITE_LEX_DIR=cmulex
else
   FV_FLITE_LANG=cmu_${FV_LANG}_lang
   FV_FLITE_LEX=cmu_${FV_LANG}_lex
   FV_FLITE_LEX_DIR=${FV_FLITE_LEX}
fi

if [ $# = 1 ]
then
   FV_TYPE=$1
fi

cat $FLITEDIR/tools/Makefile.flite |
  sed 's%__FLITEDIR__%'$FLITEDIR'%' $i |
  sed 's%__VOICETYPE__%'$FV_TYPE'%' |
  sed 's%__FLITELANG__%'$FV_FLITE_LANG'%' |
  sed 's%__FLITELEX__%'$FV_FLITE_LEX_DIR'%' |
  sed 's%__VOICETYPE__%'$FV_TYPE'%' |
  sed 's%__VOICENAME__%'$FV_VOICENAME'%' >flite/Makefile

cat $FLITEDIR/tools/build_flite |
  sed 's%__FLITEDIR__%'$FLITEDIR'%' >bin/build_flite
chmod +x bin/build_flite

if [ -f flite/$FV_VOICENAME.c ]
then
   echo flite/$FV_VOICENAME.c already exists
   echo not overwriting it with a new copy
else
   if [ "$FV_TYPE" = "diphone" ]
   then
      cat $FLITEDIR/tools/VOICE_diphone.c |
        sed 's%__NICKNAME__%'$FV_NAME'%' |
        sed 's%__FLITELANG__%'$FV_FLITE_LANG'%' |
        sed 's%__FLITELEX__%'$FV_FLITE_LEX'%' |
        sed 's%__VOICENAME__%'$FV_VOICENAME'%g' >flite/$FV_VOICENAME.c
   elif [ "$FV_TYPE" = "ldom" ]
   then
      cat $FLITEDIR/tools/VOICE_ldom.c |
        sed 's%__NICKNAME__%'$FV_NAME'%' |
        sed 's%__FLITELANG__%'$FV_FLITE_LANG'%' |
        sed 's%__FLITELEX__%'$FV_FLITE_LEX'%' |
        sed 's%__VOICENAME__%'$FV_VOICENAME'%g' >flite/$FV_VOICENAME.c
   elif [ "$FV_TYPE" = "cg" ]
   then
      cat $FLITEDIR/tools/VOICE_cg.c |
        sed 's%__NICKNAME__%'$FV_NAME'%' |
        sed 's%__FLITELANG__%'$FV_FLITE_LANG'%' |
        sed 's%__FLITELEX__%'$FV_FLITE_LEX'%' |
        sed 's%__VOICENAME__%'$FV_VOICENAME'%g' >flite/$FV_VOICENAME.c
   else
      cat $FLITEDIR/tools/VOICE_clunits.c |
        sed 's%__NICKNAME__%'$FV_NAME'%' |
        sed 's%__FLITELANG__%'$FV_FLITE_LANG'%' |
        sed 's%__FLITELEX__%'$FV_FLITE_LEX'%' |
        sed 's%__VOICENAME__%'$FV_VOICENAME'%g' >flite/$FV_VOICENAME.c
   fi
fi

cp -p $FLITEDIR/main/flite_main.c flite/flite_main.c

echo "#define VOXNAME" $FV_VOICENAME >flite/voxdefs.h
echo "#define REGISTER_VOX register_"$FV_VOICENAME >>flite/voxdefs.h
echo "#define UNREGISTER_VOX unregister_"$FV_VOICENAME >>flite/voxdefs.h
echo "#define VOXHUMAN \"$FV_NAME\"" >>flite/voxdefs.h
echo "#define VOXGENDER \"unknown\"" >>flite/voxdefs.h
echo "#define VOXVERSION 1.0" >>flite/voxdefs.h

echo "Setup flite build for "$FV_VOICENAME" "$FV_TYPE" complete"

exit 0