explain_wait3_or_die man page
explain_wait3_or_die — wait for process to change state and report errors
void explain_wait3_or_die(int *status, int options, struct rusage *rusage);
The explain_wait3_or_die function is used to call the wait3(2) system call. On failure an explanation will be printed to stderr, obtained from explain_wait3(3), and then the process terminates by calling
This function is intended to be used in a fashion similar to the following example:
int pid = explain_wait3_or_die(status, options, rusage);
The status, exactly as to be passed to the wait3(2) system call.
The options, exactly as to be passed to the wait3(2) system call.
The rusage, exactly as to be passed to the wait3(2) system call.
This function only returns on success. On failure, prints an explanation and exits.
wait for process to change state
explain wait3(2) errors
terminate the calling process
libexplain version 1.4
Copyright (C) 2008 Peter Miller