t-delegated.example.com> 31ce477a   
   From: gah@ugcs.caltech.edu   
      
   Barry Margolin  wrote:   
   > In article ,   
   (snip)   
      
   >> Jorgen Grahn  wrote:   
   >> > A brief question: are htonl(), ntohl() and friends allowed to   
   >> > evaluate their argument more than once (i.e. if they're implemented   
   >> > naively as macros?)   
   (snip)   
      
   > I think the general expectation is that if something is described as a   
   > function in some specification, it should behave like a function.  If   
   > you decide to implement it using a macro, you have to maintain the   
   > functional semantics.   
      
   > But why would you implement this as a macro?  Standard C has had inline   
   > functions for more than a decade.   
      
   On correctly designed processors it is a No-Op, and most others have   
   them as one instruction.  Compilers should be able to inline them.   
      
   -- glen   
      
   --- SoupGate-Win32 v1.05   
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