explain_waitpid_or_die(3)
NAME
explain_waitpid_or_die - wait for process to change state and report
errors
SYNOPSIS
#include <libexplain/waitpid.h> int pid = explain_waitpid_or_die(int pid, int *status, int options);
DESCRIPTION
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 exit(EXIT_FAILURE).
- This function is intended to be used in a fashion similar to the following example:
- explain_waitpid_or_die(pid, status, options);
- pid The pid, exactly as to be passed to the waitpid(2) system call.
- status The status, exactly as to be passed to the waitpid(2) system
- call.
- options The options, exactly as to be passed to the waitpid(2) system
- call.
- Returns:
- This function only returns on success. On failure, prints an explanation and exits.
SEE ALSO
- waitpid(2)
- wait for process to change state
- explain_waitpid(3)
- explain waitpid(2) errors
- exit(2) terminate the calling process
COPYRIGHT
- libexplain version 0.37
Copyright (C) 2008 Peter Miller