How to write data in >4GB file with C++?

Question

I\'m trying to write a large file, but ran into a problem.

I use long long for seeking a place to write, but can\'t write file more than 4,2Gb. What I forgot?

Mo

Answer 1

There is a nice summary for Linux here:

http://www.suse.de/~aj/linux_lfs.html

And more specific detail from RedHat targetting RHEL, these problems are generally for 32-bit applications accessing 64-bit sized files.

http://people.redhat.com/berrange/notes/largefile.html

Wikipedia actually has an artile on Large File Support but not really that informative.