2008/1/2, DervishD <[EMAIL PROTECTED]>: > * Abdel <[EMAIL PROTECTED]> dixit: > > In file include/asm-i386/system.h, _set_base and _set_limit use an > > useless do ... while(0) > > > > Why is this needed ? > > Google for "do while swallow semicolon". This looks like an useless and > weird construction but it is very useful when it comes to macros (you > can define variables inside the block and you can use your macro as any > other statement, it won't swallow the semicolon).
thanks to all for your responses :) -- Abdel http://draconux.free.fr/ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
