explain_uname_or_die(3) Library Functions Manual explain_uname_or_die(3) NAME explain_uname_or_die - get information about current kernel and report er- rors SYNOPSIS #include <libexplain/uname.h> void explain_uname_or_die(struct utsname *data); int explain_uname_on_error(struct utsname *data); DESCRIPTION The explain_uname_or_die function is used to call the uname(2) system call. On failure an explanation will be printed to stderr, obtained from the ex- plain_uname(3) function, and then the process terminates by calling exit(EXIT_FAILURE). The explain_uname_on_error function is used to call the uname(2) system call. On failure an explanation will be printed to stderr, obtained from the explain_uname(3) function, but still returns to the caller. data The data, exactly as to be passed to the uname(2) system call. RETURN VALUE The explain_uname_or_die function only returns on success, see uname(2) for more information. On failure, prints an explanation and exits, it does not return. The explain_uname_on_error function always returns the value return by the wrapped uname(2) system call. EXAMPLE The explain_uname_or_die function is intended to be used in a fashion simi- lar to the following example: explain_uname_or_die(data); SEE ALSO uname(2) get name and information about current kernel explain_uname(3) explain uname(2) errors exit(2) terminate the calling process COPYRIGHT libexplain version 1.3 Copyright (C) 2013 Peter Miller explain_uname_or_die(3)
NAME | SYNOPSIS | DESCRIPTION | RETURN VALUE | EXAMPLE | SEE ALSO | COPYRIGHT
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