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| explain_tempnam_or_die(3) | FreeBSD Library Functions Manual | explain_tempnam_or_die(3) |
NAME
explain_tempnam_or_die - create a name for a temporary file and report errorsSYNOPSIS
#include <libexplain/tempnam.h>char *explain_tempnam_or_die(const char *dir, const char *prefix);
char *explain_tempnam_on_error(const char *dir, const char *prefix);
DESCRIPTION
The explain_tempnam_or_die function is used to call the tempnam(3) system call. On failure an explanation will be printed to stderr, obtained from the explain_tempnam(3) function, and then the process terminates by calling exit(EXIT_FAILURE).The explain_tempnam_on_error function is used to call the tempnam(3) system call. On failure an explanation will be printed to stderr, obtained from the explain_tempnam(3) function, but still returns to the caller.
- dir
- The dir, exactly as to be passed to the tempnam(3) system call.
- prefix
- The prefix, exactly as to be passed to the tempnam(3) system call.
RETURN VALUE
The explain_tempnam_or_die function only returns on success, see tempnam(3) for more information. On failure, prints an explanation and exits, it does not return.The explain_tempnam_on_error function always returns the value return by the wrapped tempnam(3) system call.
EXAMPLE
The explain_tempnam_or_die function is intended to be used in a fashion similar to the following example:char *result = explain_tempnam_or_die(dir, prefix);
SEE ALSO
- tempnam(3)
- create a name for a temporary file
- explain_tempnam(3)
- explain tempnam(3) errors
- exit(2)
- terminate the calling process
COPYRIGHT
libexplain version 1.3Copyright (C) 2009 Peter Miller
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