Compilation and operation of Objective-c under Ubuntu

Ubuntu under compilation objective-c

1. Install the compilation environment

sudo Install build-essential gobjc gobjc++ gnustep gnustep-devel libgnustep-base-dev-y

2, write Makefile

pp:$ (s)         gcc ' gnustep-config--objc-flags ' $ (s)-O app-lgnustep-base-lobjcclean        :RM *. D         RM App

3. Write Test OC Code

1 #import <Foundation/Foundation.h>23int main (intconst Char* argv[])4{5         NSLog (@ "Hello world! " ); 6         return 0 ; 7 }

4. Compiling

 make s=main.mgcc ' gnustep-config--objc-flags ' Main.m-o APP-LGNUSTEP-BASE-LOBJC

5. Operation

$./app
2015-11-30 21:56:31.137 app[17597] Hello world!

6. Clear compilation and Target files

 Make Clean

Compilation and operation of Objective-c under Ubuntu