Re: [Boost-users] ENH RQST: chdir in boost::filesystem

Subject: Re: [Boost-users] ENH RQST: chdir in boost::filesystem
From: Zachary Turner (divisortheory_at_[hidden])
Date: 2009-11-03 15:17:46

On Tue, Nov 3, 2009 at 1:05 PM, Andrew Marlow
<marlow.andrew_at_[hidden]>wrote:

> I have recently moved back to C++ from a 2 year spell with Java. The C++
> code I am working on is for Windoze with Visual Studio 8. We are using boost
> 1.34.1. The prog I am working on has to do a few filesystem things so I have
> started to use boost::filesystem. However, there does not seem to be a way
> to change the current working directory using boost::filesystem. So I am
> forced to use chdir, which is _chdir on Windoze. On Unix the header for the
> prototype is in unistd.h, on Windoze it is in direct.h. So its back to good
> old ifdefs. Suddenly, java looks more attractive. Ifdefs are just so
> nostalgic....
>
> Is there any chance this can be added to boost please?
>
> I realise that there may be more to it than just wrapping the chdir/_chdir
> call. There is the whole issue of return values versus exceptions, errno etc
> etc. I do not know what the current thinking is about these things in boost.
> Perhaps someone can enlighten me?
>

Have you considered upgrading to a more recent version of boost?  1.34.1 is
really very old, and (as luck would have it) there is a function
boost::filesystem::current_path(const Path&) as of 1.35 that does exactly
this.