SIMPLE SOLUTIONS

EXPLAIN_RAISE_OR_DIE - reference manual online

Send a signal to the caller and report errors.

Chapter
explain_raise_or_die(3)              Library Functions Manual             explain_raise_or_die(3)

NAME explain_raise_or_die - send a signal to the caller and report errors
SYNOPSIS #include <libexplain/raise.h> void explain_raise_or_die(int sig); int explain_raise_on_error(int sig);
DESCRIPTION The explain_raise_or_die function is used to call the raise(3) system call. On failure an explanation will be printed to stderr, obtained from the explain_raise(3) function, and then the process terminates by calling exit(EXIT_FAILURE). The explain_raise_on_error function is used to call the raise(3) system call. On failure an explanation will be printed to stderr, obtained from the explain_raise(3) function, but still returns to the caller. sig The sig, exactly as to be passed to the raise(3) system call.
RETURN VALUE The explain_raise_or_die function only returns on success, see raise(3) for more informa‐ tion. On failure, prints an explanation and exits, it does not return. The explain_raise_on_error function always returns the value return by the wrapped raise(3) system call.
EXAMPLE The explain_raise_or_die function is intended to be used in a fashion similar to the fol‐ lowing example: explain_raise_or_die(sig);
SEE ALSO raise(3) send a signal to the caller explain_raise(3) explain raise(3) errors exit(2) terminate the calling process
explain_raise_or_die(3)
This manual Reference Other manuals
explain_raise_or_die(3) referred by explain(3) | explain_raise(3)
refer to _exit(2) | explain_raise(3) | raise(3)