Boost logo

Boost :

From: Matt Austern (austern_at_[hidden])
Date: 2001-03-27 18:31:53

David Abrahams wrote:
> The fun's not over yet, kids: MacOS likes ':'!!
> -Dave
> ----- Original Message -----
> From: "Thomas Matelich" <sosedada_at_[hidden]>
> To: <boost_at_[hidden]>
> Sent: Tuesday, March 27, 2001 4:56 PM
> Subject: Re: [boost] candidate for library, "sysutils"
> > Craig Henderson wrote:
> >
> > > It must be taken into account during the design of such a library, the
> > > differences between OSs. For example, UNIX '/' and MS '\'. The
> > > description of the isabs() in the Python doc below reads "Return true if
> > > path is an absolute pathname (begins with a slash)." This is true on
> > > UNIX, but with MS absolute pathnames can begin with "C:\" or "\\" for a
> > > UNC path.
> >
> > Just a quick note because people often forget, MS will accept '/' in your
> > code. All my dir stuff uses '/' exclusively, converting on the way in.
> > Don't bother #ifdef'ing your logic, just the inputs.

And there are other OS's where it starts getting pretty hard
to have anything that looks like the Unix-ish directory/
subdirectory model, and where defining a single directory
separation character isn't good enough. I'm thinking of VMS,
for example (which can be made to look sort of like DOS/Windows
if you squint hard enough), and of IBM mainframe OS's, like

The question isn't whether you can come up with a convention
that supports everything, because the answer is that you
can't, but rather how much generality you want to support.


Boost list run by bdawes at, gregod at, cpdaniel at, john at