build

#!/bin/bash

# check if sudo is required and save the result as ${PFX}:
[[ ${EUID} -ne 0 ]] && PFX='sudo ' || PFX=''

check_make_ok() {
  if [ $? != 0 ]; then
    echo ""
    echo "Make Failed..."
    echo "Please check the messages and fix any problems. If you're still stuck,"
    echo "then please email all the output and as many details as you can to"
    echo "  projects@drogon.net"
    echo ""
    exit 1
  fi
}

if [ x$1 = "xclean" ]; then
  cd wiringPi
  echo -n "wiringPi:   " ; make clean
  cd ../devLib
  echo -n "DevLib:     " ; make clean
  cd ../gpio
  echo -n "gpio:       " ; make clean
  cd ../examples
  echo -n "Examples:   " ; make clean
  cd Gertboard
  echo -n "Gertboard:  " ; make clean
  cd ../PiFace
  echo -n "PiFace:     " ; make clean
  cd ../q2w
  echo -n "Quick2Wire: " ; make clean
  cd ../PiGlow
  echo -n "PiGlow:     " ; make clean
  exit
fi

if [ x$1 = "xuninstall" ]; then
  cd wiringPi
  echo -n "wiringPi: " ; ${PFX}make uninstall
  cd ../devLib
  echo -n "DevLib:   " ; ${PFX}make uninstall
  cd ../gpio
  echo -n "gpio:     " ; ${PFX}make uninstall
  exit
fi

echo "wiringPi Build script"
echo "====================="
echo

echo
echo "WiringPi Library"
cd wiringPi
${PFX}make uninstall
if [ x$1 = "xstatic" ]; then
  make -j `nproc` static
  check_make_ok
  ${PFX}make install-static
else
  make -j `nproc`
  check_make_ok
  ${PFX}make install
fi
check_make_ok

echo
echo "WiringPi Devices Library"
cd ../devLib
${PFX}make uninstall
if [ x$1 = "xstatic" ]; then
  make -j `nproc` static
  check_make_ok
  ${PFX}make install-static
else
  make -j `nproc`
  check_make_ok
  ${PFX}make install
fi
check_make_ok

echo
echo "GPIO Utility"
cd ../gpio
make -j `nproc`
check_make_ok
${PFX}make install
check_make_ok

# echo
# echo "Examples"
# cd ../examples
# make
# cd ..

echo
echo All Done.
echo ""
echo "NOTE: To compile programs with wiringNP, you need to add:"
echo "    -lwiringPi"
# echo "  to your compile line(s) To use the Gertboard, MaxDetect, etc."
# echo "  code (the devLib), you need to also add:"
# echo "    -lwiringPiDev"
echo "  to your compile line(s)."
echo ""