#!/bin/sh
ssldirs="$OPENSSLDIR /usr /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/ssl  
         /usr/share /usr/lib /usr/lib/ssl /usr/pkg /opt /opt/ssl /usr/local"

echo "pFTP configure utility by HoE..."

case `uname` in 
         Linux)
            SYS="lnx"
            echo "Platform = Linux"
          ;;
          FreeBSD)
            SYS="bsd"
            echo "Platform = FreeBSD"
          ;;
          CYGWIN*)
            SYS="cyg"
            echo "Platform = CYGWiN"
          ;;
          *)
            SYS=""
            echo "Platform = UNKNOWN"
          ;;
esac           

DEBUG="0"
USESSL="1"
ac_prev=
for ac_option
do
 if [ ! -z $ac_prev ]; then
 if [ $ac_prev = "--openssldir" ]; then
  HOPENSSLDIR=$ac_option
  ac_prev=""
 fi
 else
 if [ $ac_option = "--openssldir" ]; then
  ac_prev=$ac_option
  continue
 elif [ $ac_option = "--debug" ]; then
  DEBUG="1"
 elif [ $ac_option = "--nossl" ]; then
  USESSL="0"
 elif [ $ac_option = "cyg" ]; then
  SYS="cyg"
  echo "user defined platform = $SYS"
 elif [ $ac_option = "lnx" ]; then
  SYS="lnx"
  echo "user defined platform = $SYS"
 elif [ $ac_option = "bsd" ]; then
  SYS="bsd"
  echo "user defined platform = $SYS"
 else
  echo "try : ./configure <--openssldir [dir]> <--debug> <--nossl> <platform>"
  echo "supported platforms = bsd/lnx/cyg"
  exit 1
 fi
 fi
done

if [ -z $SYS ]; then
  echo "try : ./configure <--openssldir [dir]> <--debug> <--nossl> <platform>"
  echo "supported platform = bsd/lnx/cyg"
  exit 1
fi

makes='gmake make'
for x in $makes; do
 xx=`which $x 2>/dev/null`
 if [ ! -z $xx ]; then
  if [ -x $xx ]; then
   MAKE=$x
   break
  fi  
 fi 
done

if [ -z $MAKE ]; then
 echo "No make software found... Install GNU make"
 exit 1
fi

echo "Using make = $MAKE"

if [ $USESSL = "1" ]; then
 if [ -z $HOPENSSLDIR ]; then
  for x in $ssldirs; do
   if [ -f $x/lib/libssl.a ]; then
    if [ -f $x/include/openssl/bio.h ]; then
     HOPENSSLDIR=$x
    fi
   fi
  done
 fi

 if [ -z $HOPENSSLDIR ]; then
  echo "OpenSSL not found, not using TLS method..."
  USESSL="0"
 else 
  USESSL="1"
  echo "OpenSSL dir = $HOPENSSLDIR"
 fi
fi

rm -f src/Makefile
CPPF="-Wall -D_REENTRANT -I../include"
DO="strip pftp"
BINARY="pftp"
CPP="g++"

if [ $SYS = "bsd" ]; then
 LINKF="-pthread -lpanel -lncurses"
elif [ $SYS = "cyg" ]; then
 CPPF="$CPPF -DCYGWIN"
 LINKF="-lpanel -lncurses -lpthreadGC"
 DO="strip pftp.exe"
 BINARY="pftp.exe"
elif [ $SYS = "lnx" ]; then
 LINKF="-lpanel -lncurses -lpthread"
fi

if [ $DEBUG = "1" ]; then
 CPPF="$CPPF -g -DDEBUG"
 LINKF="$LINKF -g"
 DO=""
else
 CPPF="$CPPF -O2"
fi

OBJS=""
if [ $USESSL = "1" ]; then
 OBJS="tlsutil.o"
 TMP='-I$(SSLDIR)/include -DTLS'
 CPPF="$CPPF $TMP"
 TMP='-L$(SSLDIR)/lib -lssl -lcrypto -DTLS'
 LINKF="$LINKF $TMP"
 if [ $SYS = "lnx" ]; then
  TMP="-ldl"
  LINKF="$LINKF $TMP"
 fi
fi

echo "SSLDIR          = $HOPENSSLDIR" >>src/Makefile
echo "CPPFLAGS        = $CPPF" >>src/Makefile
echo "LINKFLAGS       = $LINKF" >>src/Makefile
echo "DO              = $DO" >>src/Makefile
echo "OBJS            = $OBJS" >>src/Makefile
echo "BINARY          = $BINARY" >>src/Makefile
echo "CPP             = $CPP" >>src/Makefile

cat src/Makefile.in >>src/Makefile
rm -f Makefile
echo "MAKE=$MAKE" >Makefile
cat Makefile.in >>Makefile
rm -f src/*.o src/pftp pftp
echo "Done, you can do \"$MAKE static\" or \"$MAKE dynamic\" now..."