explain_access_or_die man page
explain_access_or_die — check permissions for a file and report errors
void explain_access_or_die(const char *pathname, int mode);
The explain_access_or_die function is used to call the access(2) system call and check the result. On failure it prints an explanation of the error, obtained from explain_access(3), and then terminates by calling
The pathname, exactly as to be passed to the access(2) system call.
The mode, exactly as to be passed to the access(2) system call.
Only ever return on success. On failure process will exit.
libexplain version 1.4
Copyright (C) 2008 Peter Miller
Written by Peter Miller <firstname.lastname@example.org>