tmpnam implemented by using tmpfile.

[pdclib] / functions / stdio / tmpnam.c

diff --git a/functions/stdio/tmpnam.c b/functions/stdio/tmpnam.c
index 69edae79bb0cfd9853ac3910771b38874d736efc..a9f5385c1e0723e45eba248a1e44091a14a3553c 100644 (file)
--- a/functions/stdio/tmpnam.c
+++ b/functions/stdio/tmpnam.c
@@ -1,22 +1,43 @@
-/* ----------------------------------------------------------------------------
- * $Id$
- * ----------------------------------------------------------------------------
- * Public Domain C Library - http://pdclib.sourceforge.net
- * This code is Public Domain. Use, modify, and redistribute at will.
- * --------------------------------------------------------------------------*/
+/* $Id$ */
 
-char * tmpnam( char * s ) { /* TODO */ };
+/* tmpnam( char * )
 
-/* PDPC code - unreviewed
-{
-    static char buf[] = "ZZZZZZZA.$$$";
+   This file is part of the Public Domain C Library (PDCLib).
+   Permission is granted to use, modify, and / or redistribute at will.
+*/
+
+#include <stdio.h>
+
+#ifndef REGTEST
 
-    buf[7]++;
-    if (s == NULL)
+#include <string.h>
+#include <_PDCLIB_glue.h>
+
+char * tmpnam( char * s )
+{
+    static char filename[ L_tmpnam ];
+    FILE * file = tmpfile();
+    if ( s == NULL )
     {
-        return (buf);
+        s = filename;
     }
-    strcpy(s, buf);
-    return (s);
+    strcpy( s, file->filename );
+    fclose( file );
+    return s;
 }
-*/
+
+#endif
+
+#ifdef TEST
+#include <_PDCLIB_test.h>
+
+#include <string.h>
+
+int main( void )
+{
+    TESTCASE( strlen( tmpnam( NULL ) ) < L_tmpnam );
+    return TEST_RESULTS;
+}
+
+#endif
+