1explain_wait_or_die(3)     Library Functions Manual     explain_wait_or_die(3)
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NAME

6       explain_wait_or_die  -  wait  for  process  to  change state and report
7       errors
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SYNOPSIS

10       #include <libexplain/wait.h>
11       void explain_wait_or_die(int *status);
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DESCRIPTION

14       The explain_wait_or_die function is used to  call  the  wait(2)  system
15       call.   On  failure  an explanation will be printed to stderr, obtained
16       from explain_wait(3),  and  then  the  process  terminates  by  calling
17       exit(EXIT_FAILURE).
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19       This  function  is intended to be used in a fashion similar to the fol‐
20       lowing example:
21              explain_wait_or_die(status);
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23       status  The status, exactly as to be passed to the wait(2) system call.
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25       Returns:
26               This function only returns on success.  On failure,  prints  an
27               explanation and exits.
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SEE ALSO

30       wait(2) wait for process to change state
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32       explain_wait(3)
33               explain wait(2) errors
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35       exit(2) terminate the calling process
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38       libexplain version 1.4
39       Copyright (C) 2008 Peter Miller
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43                                                        explain_wait_or_die(3)
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