build: Tune make jobs

Signed-off-by: Yang Deokgyu <secugyu@gmail.com>

build

@@ -72,37 +72,38 @@ configure_gpiomem() {
 }
 
 sudo=${WIRINGPI_SUDO-sudo}
+make="make -j $(( $(nproc) + 1 ))"
 hardware=$(fgrep Hardware /proc/cpuinfo | head -1 | awk '{ printf("%s %s %s\n", $3, $4, $5) }' | xargs)
 
 if [ x$1 = "xclean" ]; then
   cd wiringPi
-  echo -n "wiringPi:   "	; make clean
+  echo -n "wiringPi:   "	; $make clean
   cd ../devLib
-  echo -n "DevLib:     "	; make clean
+  echo -n "DevLib:     "	; $make clean
   cd ../gpio
-  echo -n "gpio:       "	; make clean
+  echo -n "gpio:       "	; $make clean
   cd ../examples
-  echo -n "Examples:   "	; make clean
+  echo -n "Examples:   "	; $make clean
   cd Gertboard
-  echo -n "Gertboard:  "	; make clean
+  echo -n "Gertboard:  "	; $make clean
   cd ../PiFace
-  echo -n "PiFace:     "	; make clean
+  echo -n "PiFace:     "	; $make clean
   cd ../q2w
-  echo -n "Quick2Wire: "	; make clean
+  echo -n "Quick2Wire: "	; $make clean
   cd ../PiGlow
-  echo -n "PiGlow:     "	; make clean
+  echo -n "PiGlow:     "	; $make clean
   cd ../scrollPhat
-  echo -n "scrollPhat: "	; make clean
+  echo -n "scrollPhat: "	; $make clean
   exit
 fi
 
 if [ x$1 = "xuninstall" ]; then
   cd wiringPi
-  echo -n "wiringPi: " ; $sudo make uninstall
+  echo -n "wiringPi: " ; $sudo $make uninstall
   cd ../devLib
-  echo -n "DevLib:   " ; $sudo make uninstall
+  echo -n "DevLib:   " ; $sudo $make uninstall
   cd ../gpio
-  echo -n "gpio:     " ; $sudo make uninstall
+  echo -n "gpio:     " ; $sudo $make uninstall
   cd ..
   echo -n "Deconfigure /dev/gpiomem" ; configure_gpiomem uninstall
   echo
@@ -116,11 +117,11 @@ if [ x$1 = "xdebian" ]; then
   cd debian-template/wiringPi
   rm -rf usr
   cd $here/wiringPi
-  make install-deb
+  $make install-deb
   cd $here/devLib
-  make install-deb INCLUDE='-I. -I../wiringPi'
+  $make install-deb INCLUDE='-I. -I../wiringPi'
   cd $here/gpio
-  make install-deb INCLUDE='-I../wiringPi -I../devLib' LDFLAGS=-L../debian-template/wiringPi/usr/lib
+  $make install-deb INCLUDE='-I../wiringPi -I../devLib' LDFLAGS=-L../debian-template/wiringPi/usr/lib
   cd $here/debian-template
   fakeroot dpkg-deb --build wiringPi
   mv wiringPi.deb  odroid-wiringpi-`cat $here/VERSION`.deb
@@ -156,39 +157,39 @@ fi
   echo
   echo "WiringPi Library"
   cd wiringPi
-#  $sudo make uninstall
+#  $sudo $make uninstall
   if [ x$1 = "xstatic" ]; then
-    make -j5 static
+    $make static
     check_make_ok
-    $sudo make install-static
+    $sudo $make install-static
   else
-    make -j5
+    $make
     check_make_ok
-    $sudo make install
+    $sudo $make install
   fi
   check_make_ok
 
   echo
   echo "WiringPi Devices Library"
   cd ../devLib
-  $sudo make uninstall
+  $sudo $make uninstall
   if [ x$1 = "xstatic" ]; then
-    make -j5 static
+    $make static
     check_make_ok
-    $sudo make install-static
+    $sudo $make install-static
   else
-    make -j5
+    $make
     check_make_ok
-    $sudo make install
+    $sudo $make install
   fi
   check_make_ok
 
   echo
   echo "GPIO Utility"
   cd ../gpio
-  make -j5
+  $make
   check_make_ok
-  $sudo make install
+  $sudo $make install
   check_make_ok
 
   echo
@@ -199,9 +200,9 @@ fi
 # echo
 # echo "wiringPi Daemon"
 # cd ../wiringPiD
-# make -j5
+# make
 # check_make_ok
-# $sudo make install
+# $sudo $make install
 # check_make_ok
 
 # echo