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tmpnam

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Revision as of 15:36, 13 April 2012 by P12bot (Talk | contribs)

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Defined in header <stdio.h>
char *tmpnam( char *filename );

Creates an unique filename and stores it in character string pointed to by filename. The function is capable of generating up to TMP_MAX of unique filenames, but some or all of them may be in use in the filesystem and thus not suitable return values.

Contents

Parameters

filename - pointer to the character string to be used as a result buffer. If NULL is passed, a pointer to an internal static buffer is returned.

Return value

filename if filename was not Template:cpp. Otherwise a pointer to an internal static buffer is returned. If no suitable filename can be generated, Template:cpp is returned.

Example

Template:example c

See also

Template:c/io/dcl list tmpfile