如何让gdb忽略我的shell窗口的大小？

This is part of our unit test flow. I run gdb with the --command option to have it execute commands from a text file. The output of gdb is then directed into a file, and that file is compared to a reference file. But the problem is, gdb uses the current shell window's size to place newlines in its output. If the window is smaller, it will add more newlines to the output to make it more readable.This is part of our unit test flow. I run gdb w