Include unistd-safer.h.

(save_cwd): Use fd_safer.

diff --git a/lib/save-cwd.c b/lib/save-cwd.c
index fe4bb970ce3d2cd185b3b141de33fc99c7236dba..4dcf0d5396ee09f553c570d440790868548ea6fc 100644 (file)
--- a/lib/save-cwd.c
+++ b/lib/save-cwd.c
@@ -42,6 +42,7 @@
 #include <errno.h>
 
 #include "chdir-long.h"
+#include "unistd-safer.h"
 #include "xgetcwd.h"
 
 /* On systems without the fchdir function (WOE), pretend that open
@@ -49,7 +50,7 @@
    Since chdir_long requires fchdir, use chdir instead.  */
 #if !HAVE_FCHDIR
 # undef open
-# define open(File, Flags) -1
+# define open(File, Flags) (-1)
 # undef fchdir
 # define fchdir(Fd) (abort (), -1)
 # undef chdir_long
@@ -81,10 +82,10 @@ save_cwd (struct saved_cwd *cwd)
 {
   cwd->name = NULL;
 
-  cwd->desc = open (".", O_RDONLY);
+  cwd->desc = fd_safer (open (".", O_RDONLY));
   if (cwd->desc < 0)
     {
-      cwd->desc = open (".", O_WRONLY);
+      cwd->desc = fd_safer (open (".", O_WRONLY));
       if (cwd->desc < 0)
        {
          cwd->name = xgetcwd ();