Compiling Objective-C Files an Linux (Ubuntu)

gistfile1.txt

Before:
  sudo apt-get -y install gnustep
  sudo apt-get -y install gnustep-devel
  sudo apt-get -y install build-essential
  sudo apt-get -y install gobjc
  sudo apt-get -y install gnustep-make
  sudo apt-get -y install libgnustep-base-dev

Compiling for one source file (For example main.m):
  gcc `gnustep-config --objc-flags` main.m -o hello -I /usr/include/GNUstep/ -L /usr/lib/GNUstep/ -lgnustep-base

Compiling for many *.h and *.m files:
  gcc `gnustep-config --objc-flags` *.m -o hello -I /usr/include/GNUstep/ -L /usr/lib/GNUstep/ -lgnustep-base