Change temporary file creation to tmpfile().  FullName was not initialized
correctly before and it's only by chance that this worked at all.

Modified: trunk/reactos/tools/cabman/cabinet.cxx

--- trunk/reactos/tools/cabman/cabinet.cxx	2005-01-02 23:12:40 UTC (rev 12740)
+++ trunk/reactos/tools/cabman/cabinet.cxx	2005-01-02 23:46:28 UTC (rev 12741)
@@ -188,7 +188,7 @@

         return CAB_STATUS_FAILURE;
 #else /* !WIN32 */
     fclose(FileHandle);

-    FileHandle = fopen(FullName, "w+b"); 

+    FileHandle = tmpfile();

     if (FileHandle == NULL) {
         DPRINT(MID_TRACE, ("ERROR '%d'.\n", (unsigned int)errno));
         return CAB_STATUS_FAILURE;
@@ -532,6 +532,7 @@

         return false;
     }
 #else /* !WIN32 */

+    

     FileHandle = fopen(ConvertPath(FileName, true), "rb"); 
     if (FileHandle == NULL) {
         DPRINT(MID_TRACE, ("Cannot open cabinet reserved file.\n"));