C/stdio.h/tmpnam

tmpnam: generates a unique filename

<source lang="cpp">

//Declaration: char *tmpnam(char *name); //Parameters: *name should be at least L_tmpnam characters long. L_tmpnam is defined in <stdio.h>. //Return: the unique temp name on success or a null pointer on error.

 #include <stdio.h>
 int main(void)
 {
   char name[40];
   int i;
   for(i=0; i<3; i++) {
     tmpnam(name);
     printf("%s ", name);
   }
   return 0;
 }
          
      </source>