scripts/atomic/fallbacks/sub_and_test

   1 cat <<EOF
   2 /**
   3  * ${atomic}_sub_and_test - subtract value from variable and test result
   4  * @i: integer value to subtract
   5  * @v: pointer of type ${atomic}_t
   6  *
   7  * Atomically subtracts @i from @v and returns
   8  * true if the result is zero, or false for all
   9  * other cases.
  10  */
  11 static __always_inline bool
  12 ${atomic}_sub_and_test(${int} i, ${atomic}_t *v)
  13 {
  14         return ${atomic}_sub_return(i, v) == 0;
  15 }
  16 EOF