RE: [Boost-Users] Re: command line parsing

From: HartmutKaiser_at_[hidden]
Date: 2003-04-17 11:44:58

Vladimir Prus wrote:

> > Just FYI to this thread in general.  It's been a while since I've 
> > messed with WinMain and command lines, but if my memory serves me 
> > right (it was at a different place, so I don't have the code here), 
> > there's some additional whacky issues here.  WinMain recieves the 
> > first arguments differently depending on how it is run:
> > *) from MSVC debugger
> > *) from a commandline
> > *) by clicking on an shortcut icon
> > *) by clicking in an explorer window
> > 
> > don't remember which is which, but one gives just the 
> executable name, 
> > one gives the full path to the executable (seems like there's two 
> > variations on this, like one is quoted and one is not, 
> don't remember 
> > the details), and it seems like there's one that doesn't give the 
> > executable at all.
> 
> The latter case is disturbing. If the program name is not 
> passed, it will be hard to skip the first argv element. Does 
> it ever happens when you have non-empty set of options?
> 
> > Also, I _distinctly_ remember something very whacky when I used 
> > unicode, I don't remember the details, but the commandline 
> arguments 
> > were a significant pain for a program built with unicode 
> support using 
> > the unicode windows entry function.  That still tastes bad in my 
> > mouth.
> 
> In fact, I'm not sure how to handle Unicode at all.

You may have a look at the MS runtime library sources, which are bundled
with the development environments.

Regards Hartmut