$NetBSD: patch-ac,v 1.6 2014/02/08 12:44:05 wiedi Exp $

--- unix/uudeview.c.orig	2003-04-12 23:33:55.000000000 +0000
+++ unix/uudeview.c
@@ -31,6 +31,11 @@
 #include <stdio.h>
 #include <ctype.h>
 #include <signal.h>
+#if defined(__sun)
+# define _PATH_TMP   "/tmp/"
+#else
+# include <paths.h>
+#endif
 
 #ifdef HAVE_FCNTL_H
 #include <fcntl.h>
@@ -440,6 +445,7 @@ proc_stdin (void)
 {
   static char buffer[1024];
   char *stdfile;
+  int targetfd;
   FILE *target;
   size_t bytes;
   int res;
@@ -449,11 +455,20 @@ proc_stdin (void)
     return 0;
   }
 
-  if ((stdfile = tempnam (NULL, "uu")) == NULL) {
+  if ((stdfile = strdup (_PATH_TMP "uu.XXXXXX")) == NULL) {
     fprintf (stderr, "proc_stdin: cannot get temporary file\n");
     return 0;
   }
 
+  if ((targetfd = mkstemp (stdfile)) < 0) {
+    fprintf (stderr, "proc_stdin: cannot open temp file %s for writing: %s\n",
+	     stdfile, strerror (errno));
+    _FP_free (stdfile);
+    return 0;
+  }
+
+  /* file now safely exists, reopen it with the right mode */
+  close(targetfd);
   if ((target = fopen (stdfile, "wb")) == NULL) {
     fprintf (stderr, "proc_stdin: cannot open temp file %s for writing: %s\n",
 	     stdfile, strerror (errno));