TMPNAM

Section: Linux Programmer's Manual (3)
Updated: April 3, 1993
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NAME

tmpnam - create a name for a temporary file  

SYNOPSIS

#include <stdio.h>

char *tmpnam(char *s);
 

DESCRIPTION

The tmpnam() function generates a unique temporary filename using the path prefix P_tmpdir defined in <stdio.h>. If the argument s is NULL, tmpnam() returns the address of an internal static area which holds the filename, which is overwritten by subsequent calls to tmpnam(). If s is not NULL, the filename is returned in s.  

RETURN VALUE

The tmpnam() function returns a pointer to the unique temporary filename, or NULL if a unique name cannot be generated.  

ERRORS

EEXIST
Unable to generate a unique filename.
 

CONFORMING TO

SVID 3, POSIX, BSD 4.3, ISO 9899  

SEE ALSO

mktemp(3), mkstemp(3), tempnam(3), tmpfile(3)


 

Index

NAME
SYNOPSIS
DESCRIPTION
RETURN VALUE
ERRORS
CONFORMING TO
SEE ALSO

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