Pádraig Brady wrote: > > The $(( ... )) construct is standard POSIX shell syntax, see > > http://www.opengroup.org/onlinepubs/000095399/utilities/xcu_chap02.html#tag_02_06_04 > > > > Bash supports $[ ... ] as an alternate syntax for the same thing. > > Perhaps you were thinking of that. > > I think the misconception that $(( ... )) is a bashism is caused by > the wrong highlighting defaults chosen by vim.
I think the misconception is because traditional unix bourne shells don't implement that construct. I just tried it on a few machines, and it failed on 4 of them. Admittedly, the only up to date one is running Solaris 10; the others are older unixes that you're unlikely to build Linux on. -- Jamie -- To unsubscribe from this list: send the line "unsubscribe linux-embedded" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html