1explain_freopen_or_die(3) Library Functions Manual explain_freopen_or_die(3)
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6 explain_freopen_or_die - open file and report errors
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9 #include <libexplain/freopen.h>
10 void explain_freopen_or_die(const char *pathname, const char *flags,
11 FILE *fp);
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14 The explain_freopen_or_die function is used to reopen a file via the
15 freopen(3) system call. On failure it will print an explanation,
16 obtained from the linexplain_freopen(3) function, on the standard error
17 stream and then exit.
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19 This function is intended to be used in a fashion similar to the fol‐
20 lowing example:
21 explain_freopen_or_die(pathname, flags, fp);
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23 pathname
24 The pathname, exactly as to be passed to the freopen(3) system
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27 flags The flags, exactly as to be passed to the freopen(3) system
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30 fp The fp, exactly as to be passed to the freopen(3) system call.
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32 Returns:
33 Only ever return on success. Never returns on failure.
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36 libexplain version 1.4
37 Copyright (C) 2008 Peter Miller
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40 Written by Peter Miller <pmiller@opensource.org.au>
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44 explain_freopen_or_die(3)