# This file is part of the src2pkg program:
# Copyright 2005-2008 Gilbert Ashley <amigo@ibilio.org>
# src2pkg is released under the GNU General Public License Version 2

## make_doinst
make_doinst() {
if [[ "$FAILED" = "" ]] ; then
	# If a doinst.sh is present, assume that it is final and copy as-is into the PKG_DIR
	if [[ -e $CWD/doinst.sh ]] ; then
	 echo $BLUE"Found doinst.sh - "$NORMAL"Inserting in the package directory"
	 cat $CWD/doinst.sh > $PKG_DIR/install/doinst.sh
	elif [[ -e $CWD/doinst.sh.gz ]] ; then
	 echo $BLUE"Found doinst.sh.gz - "$NORMAL"Decompressing in the package directory"
	 zcat $CWD/doinst.sh.gz > $PKG_DIR/install/doinst.sh
	else
		if ! [[ $MAKE_LINKS = "NO" ]] ; then
		 make_doinst_links
		fi
		if [[ -e $CWD/doinst.prepend ]] ; then
		 echo $BLUE"Found doinst.prepend - "$NORMAL"Starting a new doinst.sh with its' contents"
		 cat $CWD/doinst.prepend > $PKG_DIR/install/doinst.sh
		 echo "" >> $PKG_DIR/install/doinst.sh
		fi
		if [[ -e $CWD/doinst.links ]] ; then
		 echo $BLUE"Adding links to doinst.sh - "$NORMAL"Adding links-creation to the doinst.sh"
		 cat $CWD/doinst.links >> $PKG_DIR/install/doinst.sh
		 rm -f $CWD/doinst.links
		fi
		if [ -e $CWD/doinst.append ] ; then
		 echo $BLUE"Found doinst.append - "$NORMAL"Adding its' contents to doinst.sh"
		 cat $CWD/doinst.append >> $PKG_DIR/install/doinst.sh
		 echo "" >> $PKG_DIR/install/doinst.sh
		fi
		# check if we need to add code to handle info pages
		if [[ -d $PKG_DIR/usr/info ]] && [[ ! $(grep install-info $PKG_DIR/install/doinst.sh &> /dev/null) ]] ; then
		  echo $BLUE"Found info files - "$NORMAL"Adding install-info command to doinst.sh"
		  INFO_LIST=$(ls -1 $PKG_DIR/usr/info)
		  echo "" >> $PKG_DIR/install/doinst.sh
		  echo "if [ -x /usr/bin/install-info ] ; then" >> $PKG_DIR/install/doinst.sh
			for page in $(echo $INFO_LIST) ; do
			 echo " /usr/bin/install-info --info-dir=/usr/info /usr/info/$page 2>/dev/null" >> $PKG_DIR/install/doinst.sh
			done
		  echo "fi" >> $PKG_DIR/install/doinst.sh
		  echo "" >> $PKG_DIR/install/doinst.sh
		fi
		
		
		if [[ "$EXEC_NAME" = "trackinstall" ]] && [[ ! $AUTO_SCRIPT ]] ; then
		 true
		elif [ -e $PKG_DIR/install/doinst.sh ] ; then
		 echo $BLUE"Copying new doinst.sh - "$NORMAL"Copying as new.doinst.sh into the current directory"
		 echo "Be sure to check it. For permanent use, edit and/or rename to doinst.sh"
		 cat $PKG_DIR/install/doinst.sh > $CWD/new.doinst.sh
		fi
	fi
	# Remove symbolic links
	if ! [[ $REMOVE_LINKS = "NO" ]] ; then
		cd $PKG_DIR ;
		if [[ $(find . -type l) != "" ]] ; then
		 echo $BLUE"Deleting symbolic links - "$NORMAL"Removing links from the package directory"
		 find . -type l -exec rm -f {} \;
		fi
	fi
	# I dont't even know if this is right. 
	if [[ -f $CWD/$PKG_REQUIRED ]] && [[ ! -f $PKG_DIR/install/$PKG_REQUIRED ]] ; then
	 cp $CWD/$PKG_REQUIRED > $PKG_DIR/install/$PKG_REQUIRED
	fi
	if [[ $SHOW_DEPS ]] ; then
	 cd $PKG_DIR ;
	 if [[ "$(find . | xargs file | grep ELF | cut -f 1 -d : | xargs ldd | white_out | cut -f1 -d' ')" != "" ]] ; then
	  echo $BLUE"Package dependencies:"$NORMAL
	  find . | xargs file | grep ELF | cut -f 1 -d : | xargs ldd | white_out | cut -f1 -d' ' |grep -v "./" |sort -u
	 fi
	fi
	# check to see if any files are installed to PKG_DIR/etc
	if [[ -d $PKG_DIR/etc ]] ; then
		for conf in $(find $PKG_DIR/etc -type f) ; do
		[[ "${conf: -4}" = ".new" ]] && continue
		mv $conf $conf.new
		done
		if [[ $(find $PKG_DIR/etc -type f) != "" ]] ; then
			if [[ $(grep 'config()' $PKG_DIR/install/doinst.sh 2> /dev/null) = "" ]] ; then
				echo '' >> $PKG_DIR/install/doinst.sh
				echo 'config() {' >> $PKG_DIR/install/doinst.sh
				echo '	NEW="$1"' >> $PKG_DIR/install/doinst.sh
				echo '	OLD="$(dirname $NEW)/$(basename $NEW .new)"' >> $PKG_DIR/install/doinst.sh
				echo '	if [ ! -r $OLD ] ; then' >> $PKG_DIR/install/doinst.sh
				echo '        mv $NEW $OLD' >> $PKG_DIR/install/doinst.sh
				echo '	elif [ "$(cat $OLD | md5sum)" = "$(cat $NEW | md5sum)" ] ; then' >> $PKG_DIR/install/doinst.sh
				echo '        rm $NEW' >> $PKG_DIR/install/doinst.sh
				echo '    fi' >> $PKG_DIR/install/doinst.sh
				echo '}' >> $PKG_DIR/install/doinst.sh
				echo '' >> $PKG_DIR/install/doinst.sh
				cd $PKG_DIR/etc ;
				for conf in $(find . -type f) ; do
					conf=${conf:2}
					echo "config etc/$conf" >> $PKG_DIR/install/doinst.sh
				done
				echo '' >> $PKG_DIR/install/doinst.sh
			fi
		fi
	fi
fi
}

# make_link_script
make_install_script() {
  COUNT=1
  LINE="$(sed -n "$COUNT p" $1)"
  while [ ! "$LINE" = "" ]; do
   LINKGOESIN="$(echo "$LINE" | cut -f 1 -d " ")" 
   LINKGOESIN="$(dirname $LINKGOESIN)" 
   LINKNAMEIS="$(echo "$LINE" | cut -f 1 -d ' ')"
   LINKNAMEIS="$(basename "$LINKNAMEIS")"
   LINKPOINTSTO="$(echo "$LINE" | cut -f 3 -d ' ')"
   echo "( cd $LINKGOESIN ; rm -rf $LINKNAMEIS )"
   echo "( cd $LINKGOESIN ; ln -sf $LINKPOINTSTO $LINKNAMEIS )"
   COUNT=$(expr $COUNT + 1)
   LINE="$(sed -n "$COUNT p" $1)"
  done
}

#search for links and make link creation script if necessary
make_doinst_links() {
cd $PKG_DIR ;
TMP=/tmp
echo -n $BLUE"Searching for links in PKG_DIR - "$NORMAL
INST=$(mktemp $TMP/src2pkg.XXXXXX)
# This requires the ls from coreutils-5.0 (or newer):
find . -type l -exec ls -l --time-style=long-iso {} \; | white_out | cut -f 8- -d ' ' | cut -b3- | tee $INST 1> /dev/null
if [ ! "$(cat $INST)" = "" ]; then
  echo $GREEN"Done"$NORMAL
  make_install_script $INST | tee $CWD/doinst.links 1> /dev/null
else
 echo "None found"
fi
rm -f $INST
}