Re: How to get filename from path in C++

From:
"Bo Persson" <bop@gmb.dk>
Newsgroups:
comp.lang.c++
Date:
Wed, 22 Jul 2009 14:47:59 +0200
Message-ID:
<7cog3tF28a2f9U1@mid.individual.net>
Pavel wrote:

Bo Persson wrote:

Andreas Dehmel wrote:

On Tue, 21 Jul 2009 15:55:39 +0200, Bo Persson wrote:

It would be really surprising if the language would then try to
standardize file names and directories.

Me too, but only because so far the standard seems to have a
history of trying to weasel out of exactly the kind of ugly,
low-level abstractions a standard library should provide first
and foremost of all. Which pretty much forces developers to code
outside of the standard, e.g. using Qt, which (although primarily
a GUI-abstraction layer) does provide things like a _proper_
string class (efficient, with fully-fledged interfaces to codecs,
filesystem etc). In other words exactly the kind of thing that's
indispensable for a _usable_ standard library.


Yes, Qt claims "Portability across desktop and embedded systems".
What about everyting else?

This system doesn't even have a GUI:

http://www-03.ibm.com/systems/z/hardware/


But it has Java (see same page) which incidentally has the standard
API for dividing a file name onto directory and file name proper
and more. I guess this system is simply not exotic enough.. :-).


Yes, but it runs Java in a virtual Linux partition to solve that part.

It can run C++ there as well if you want to, but C++ programs can also
be compiled for the native z/OS partition with EBCDIC filenames
(without paths) and non-IEEE floating point. Java isn't portable
enough to do that. :-)

Bo Persson

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