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explain_sleep_or_die(3) Library Functions Manual explain_sleep_or_die(3) NAME explain_sleep_or_die - Sleep for a number of seconds and report errors SYNOPSIS #include <libexplain/sleep.h> unsigned int explain_sleep_or_die(unsigned int seconds); unsigned int explain_sleep_on_error(unsigned int seconds); DESCRIPTION The explain_sleep_or_die function is used to call the sleep(3) system call. On failure an explanation will be printed to stderr, obtained from the explain_sleep(3) function, and then the process terminates by calling exit(EXIT_FAILURE). The explain_sleep_on_error function is used to call the sleep(3) system call. On failure an explanation will be printed to stderr, obtained from the explain_sleep(3) function, but still returns to the caller. seconds The seconds, exactly as to be passed to the sleep(3) system call. RETURN VALUE The explain_sleep_or_die function only returns on success, see sleep(3) for more information. On failure, prints an explanation and exits, it does not return. The explain_sleep_on_error function always returns the value return by the wrapped sleep(3) system call. EXAMPLE The explain_sleep_or_die function is intended to be used in a fashion similar to the following example: unsigned int result = explain_sleep_or_die(seconds); SEE ALSO sleep(3) Sleep for the specified number of seconds explain_sleep(3) explain sleep(3) errors exit(2) terminate the calling process COPYRIGHT libexplain version 1.3 Copyright (C) 2013 Peter Miller explain_sleep_or_die(3)
NAME | SYNOPSIS | DESCRIPTION | RETURN VALUE | EXAMPLE | SEE ALSO | COPYRIGHT
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