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