configure

#!/bin/bash 
#
# create freepascal Makefile to build skychart
#
# syntaxe :
#    ./configure [fpcbin=path_to_fpc_binaries] [fpc=path_to_fpc_units]  [lazarus=path_to_lazarus] [prefix=install_path] [target=fpcmake_target]
#

# set parameters
if [ $# -gt 0 ]; then
   export "$@"
fi

dirs="skychart/component/synapse \
     skychart/component/libsql \
     skychart/component/mrecsort \
     skychart/component/uniqueinstance \
     skychart/component/xmlparser \
     skychart/component/bgrabitmap \
     skychart/component/enhedits \
     skychart/component/radec \
     skychart/component/zoomimage \
     skychart/component/indiclient \
     skychart/component/downloaddialog \
     skychart/component/jdcalendar \
     skychart/component/multiframe \
     skychart/component/vo \
     skychart/component/vosamp \
     skychart/component \
     skychart/library/catalog \
     skychart/library \
     skychart \
     varobs \
     . "

if [ -n "$target" ]; then
   fpcmake_opt="-q -T$target" 
else 
   fpcmake_opt="-q"
fi

#  Try to locate fpcbin in PATH
if [ -z "$fpcbin" ]; then
   export fpcbin=$(which fpcmake | sed 's#/fpcmake##')
fi
#  Try fpcbin in standard location
if [ -z "$fpcbin" ]; then
  if [ -x /usr/bin/fpcmake ]; then 
   export  fpcbin=/usr/bin
  fi
fi
if [ -z "$fpcbin" ]; then
  if [ -x /usr/local/bin/fpcmake ]; then 
   export  fpcbin=/usr/local/bin
  fi
fi
#  Try to locate fpcbin
if [ -z "$fpcbin" ]; then
   echo Warning! try to use locate to find FPC path, the option may not work depending your version of locate and the result my be completly wrong. It is better if you specify fpcbin= on the command line.
   export fpcbin=$(locate -n1 '\fpcmake'  | sed 's#/fpcmake##')
   echo fpcbin=$fpcbin
   read -p "[Press Enter to continue]"
fi
# fpcbin not found
if [ -z "$fpcbin" ]; then
   echo fpc compiler not found! 
   echo Please specify the location of the fpc compiler with :
   echo ./configure fpcbin=path_to_fpc
   exit 1
fi
echo using fpcbin in $fpcbin

#  Try fpc unit in standard location
if [ -z "$fpc" ]; then
  if [ -d /usr/share/fpcsrc ]; then 
   export  fpc=/usr/share/fpcsrc
  fi
fi
#  Try to locate fpc unit 
if [ -z "$fpc" ]; then
   echo Warning! try to use locate to find fpc source/units path, the option may not work depending your version of locate and the result my be completly wrong. It is better if you specify fpc= on the command line.
   export fpc=$(locate -n1 rtl/Package.fpc | sed 's#/rtl/Package.fpc##')
   echo fpc=$fpc
   read -p "[Press Enter to continue]"
fi
# fpc not found
if [ -z "$fpc" ]; then
   echo fpc units not found! 
   echo Please specify the location of fpc units installation with :
   echo ./configure fpc=path_to_fpc_unit
   exit 1
fi
echo using fpc units in $fpc

#  Try Lazarus in standard location
if [ -z "$lazarus" ]; then
  if [ -d /usr/share/lazarus ]; then 
   export  lazarus=/usr/share/lazarus
  fi
fi
#  Try to locate Lazarus lcl
if [ -z "$lazarus" ]; then
   echo Warning! try to use locate to find LAZARUS path, the option may not work depending your version of locate and the result my be completly wrong. It is better if you specify lazarus= on the command line.
   export lazarus=$(locate -n1 lcl/lclclasses.pp | sed 's#/lcl/lclclasses.pp##')
   echo lazarus=$lazarus
   read -p "[Press Enter to continue]"
fi
# Lazarus not found
if [ -z "$lazarus" ]; then
   echo Lazarus library not found! 
   echo Please specify the location of Lazarus installation with :
   echo ./configure lazarus=path_to_lazarus
   exit 1
fi
echo using Lazarus in $lazarus

#  Install directory
if [ -z "$prefix" ]; then
   export prefix=/tmp/skychart
fi
echo installing in $prefix

echo fpcmake options: $fpcmake_opt

export FPCDIR=$fpc
basedir=$(pwd)
for dir in $dirs 
do
   echo create $dir/Makefile 
   cd $dir
   sed "s#%LAZDIR%#$lazarus#" Makefile.in > Makefile.fpc
   sed -ixxx "s#%PREFIX%#$prefix#" Makefile.fpc 
   $fpcbin/fpcmake $fpcmake_opt Makefile.fpc
   rc=$?
   cd $basedir
   if [[ $rc -ne 0 ]]; then 
      exit $rc
   fi
done

cd tools
sed "s#%PREFIX%#$prefix#" Makefile.in > Makefile
cd $basedir

echo
echo You can now build with:
echo make clean  all
echo make install 
echo make install_data
echo make install_doc
echo make install_nonfree
echo make install_cat1
echo make install_cat2
echo
echo To crosscompile from Linux to Windows: 
echo make clean all OS_TARGET=win32 CPU_TARGET=i386
echo make install_win
echo make install_win_data
echo make install_win_doc
echo make install_win_nonfree
echo make install_win_cat1
echo make install_win_cat2
echo