sample.c

   1 /*
   2    Test your installation by running:
   3
   4      clang -o sample -fblocks sample.c -lBlocksRuntime && ./sample
   5
   6    The above line should result in:
   7
   8      Hello world 2
   9
  10    If you have everything correctly installed.
  11 */
  12
  13 #ifndef __BLOCKS__
  14 #error must be compiled with -fblocks option enabled
  15 #endif
  16
  17 #include <stdio.h>
  18 #include <Block.h>
  19
  20 int main()
  21 {
  22   __block int i;
  23   i = 0;
  24   void (^block)() = ^{
  25     printf("Hello world %d\n", i);
  26   };
  27   ++i;
  28   void (^block2)() = Block_copy(block);
  29   ++i;
  30   block2();
  31   Block_release(block2);
  32   return 0;
  33 }