explain_read_or_die man page
explain_read_or_die — read from a file descriptor and report errors
long explain_read_or_die(int fildes, const void *data, long data_size);
The explain_read_or_die function is used to call the read(2) system call. On failure an explanation will be printed to stderr, obtained from explain_read(3), and then the process terminates by calling
This function is intended to be used in a fashion similar to the following example:
explain_read_or_die(fildes, data, data_size);
The fildes, exactly as to be passed to the read(2) system call.
The data, exactly as to be passed to the read(2) system call.
The data_size, exactly as to be passed to the read(2) system call.
This function only returns on success. On failure, prints an explanation and exits.
read from a file descriptor
explain read(2) errors
terminate the calling process
libexplain version 1.4
Copyright (C) 2008 Peter Miller