SIMPLE SOLUTIONS

EXPLAIN_READ_OR_DIE - reference manual online

Read from a file descriptor and report errors.

Chapter
explain_read_or_die(3)               Library Functions Manual              explain_read_or_die(3)

NAME explain_read_or_die - read from a file descriptor and report errors
SYNOPSIS #include <libexplain/read.h> long explain_read_or_die(int fildes, const void *data, long data_size);
DESCRIPTION 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 exit(EXIT_FAILURE). This function is intended to be used in a fashion similar to the following example: explain_read_or_die(fildes, data, data_size); fildes The fildes, exactly as to be passed to the read(2) system call. data The data, exactly as to be passed to the read(2) system call. data_size The data_size, exactly as to be passed to the read(2) system call. Returns: This function only returns on success. On failure, prints an explanation and exits.
SEE ALSO read(2) read from a file descriptor explain_read(3) explain read(2) errors exit(2) terminate the calling process
explain_read_or_die(3)
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explain_read_or_die(3) referred by explain(3)
refer to _exit(2) | explain_read(3) | read(2)