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Top Forums Programming Porting ofstream attach() in linux gcc Post 302485049 by nsinha on Tuesday 4th of January 2011 04:43:12 AM
Old 01-04-2011
Porting ofstream attach() in linux gcc

Hi

We have a huge codebase in HP-UX and we are porting them in RH-Linux. I am facing the problem of making the following code work in gcc -

Code:
ofstream ofs;
int fd = open(fileName, openState, openMode));
func(fd);
......
......
const Boolean func(const int fileDescriptor)
{
    ofs.attach(fileDescriptor);
    if (! ofs)
    {
        closeIt();
        ofs.attach(fileDescriptor);
        if (! ofs)
            return(FAIL);
    }
    return(SUCCESS);
}

Here one file is opened and then the ofs variable is attached to that file descriptor.
Unlike HP-UX compiler, gcc doesn't have the attach() function. So how I can make the code compatible? I tried to solve the problem in various ways like how it is described here - Gerhard Wesp - Re: Attaching cout || cerr to an ostream or here - [c++] How to create a std:Smiliefstream to a temp file? - Stack Overflow. But nothing is helping this particular issue since fd is a filedescriptor and not a filebuf. Can you please help me out?

Thanks
 

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