[texhax] \halign in terms of macro

[Uwe Lück]

At 10:39 21.07.09, Vafa Khalighi wrote:
>Is it possible to define the control sequence \semihalign with macro 
>programming which behaves exactly like \halign but in its definition 
>\halign is not used at all.

\let\semihalign\halign !?

Admittedly, this is not really "macro programming". And \semihalign will 
behave differently if another macro calls \halign: \semihalign will not 
feel much being called.

-- Uwe.