NAME¶
explain_mktemp_or_die - make a unique temporary filename and report errors
SYNOPSIS¶
#include <libexplain/mktemp.h>
char *explain_mktemp_or_die(char *pathname);
char *explain_mktemp_on_error(char *pathname);
DESCRIPTION¶
The
explain_mktemp_or_die function is used to call the
mktemp(3)
system call. On failure an explanation will be printed to
stderr,
obtained from the
explain_mktemp(3) function, and then the process
terminates by calling exit(EXIT_FAILURE).
The
explain_mktemp_on_error function is used to call the
mktemp(3)
system call. On failure an explanation will be printed to
stderr,
obtained from the
explain_mktemp(3) function, but still returns to the
caller.
- pathname
- The pathname, exactly as to be passed to the
mktemp(3) system call.
RETURN VALUE¶
The
explain_mktemp_or_die function only returns on success, see
mktemp(3) for more information. On failure, prints an explanation and
exits, it does not return.
The
explain_mktemp_on_error function always returns the value return by
the wrapped
mktemp(3) system call.
EXAMPLE¶
The
explain_mktemp_or_die function is intended to be used in a fashion
similar to the following example:
char *result = explain_mktemp_or_die(pathname);
SEE ALSO¶
- mktemp(3)
- make a unique temporary filename
- explain_mktemp(3)
- explain mktemp(3) errors
- exit(2)
- terminate the calling process
COPYRIGHT¶
libexplain version 0.52
Copyright (C) 2010 Peter Miller