I want to implement behavior in my C program so that if a SIGINT happens, I close all open file descriptors. Is there a simple way to get a list of them?
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I want to implement behavior in my C program so that if a SIGINT happens, I close all open file descriptors. Is there a simple way to get a list of them?
I’d use brute force:
for (i = 0; i < fd_max; ++i) close (i);. Quick and pretty portable.