1explain_fputc_or_die(3) Library Functions Manual explain_fputc_or_die(3)
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6 explain_fputc_or_die - output of characters and report errors
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9 #include <libexplain/fputc.h>
10 void explain_fputc_or_die(int c, FILE *fp);
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13 The explain_fputc_or_die function is used to call the fputc(3) system
14 call. On failure an explanation will be printed to stderr, obtained
15 from explain_fputc(3), and then the process terminates by calling
16 exit(EXIT_FAILURE).
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18 This function is intended to be used in a fashion similar to the fol‐
19 lowing example:
20 explain_fputc_or_die(c, fp);
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22 c The c, exactly as to be passed to the fputc(3) system call.
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24 fp The fp, exactly as to be passed to the fputc(3) system call.
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26 Returns:
27 This function only returns on success. On failure, prints an
28 explanation and exits.
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31 fputc(3)
32 output of characters
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34 explain_fputc(3)
35 explain fputc(3) errors
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37 exit(2) terminate the calling process
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40 libexplain version 0.40
41 Copyright (C) 2008 Peter Miller
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45 explain_fputc_or_die(3)