io.h: Change DEFAULT_TEMPDIR to /tmp instead of /var/tmp.

	* io/io.h: Change DEFAULT_TEMPDIR to /tmp instead of /var/tmp.
	* io/unix.c (tempfile): Look at the TEMP environment variable
	to find the temporary files directory. Whitespace correction.

From-SVN: r102822

libgfortran/ChangeLog

-2005-08-04  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
+2005-08-07  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
+
+	* io/io.h: Change DEFAULT_TEMPDIR to /tmp instead of /var/tmp.
+	* io/unix.c (tempfile): Look at the TEMP environment variable
+	to find the temporary files directory. Whitespace correction.
+
+2005-08-06  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
 
 	* io/unix.c: Add O_RDWR to open() call.
 

libgfortran/io/io.h

@@ -33,7 +33,7 @@ Boston, MA 02111-1307, USA.  */
 #include <setjmp.h>
 #include "libgfortran.h"
 
-#define DEFAULT_TEMPDIR "/var/tmp"
+#define DEFAULT_TEMPDIR "/tmp"
 
 /* Basic types used in data transfers.  */
 

libgfortran/io/unix.c

@@ -984,6 +984,8 @@ tempfile (void)
   if (tempdir == NULL)
     tempdir = getenv ("TMP");
   if (tempdir == NULL)
+    tempdir = getenv ("TEMP");
+  if (tempdir == NULL)
     tempdir = DEFAULT_TEMPDIR;
 
   template = get_mem (strlen (tempdir) + 20);
@@ -998,7 +1000,7 @@ tempfile (void)
 
   if (mktemp (template))
     do
-      fd = open (template, O_RDWR |O_CREAT | O_EXCL, S_IREAD | S_IWRITE);
+      fd = open (template, O_RDWR | O_CREAT | O_EXCL, S_IREAD | S_IWRITE);
     while (!(fd == -1 && errno == EEXIST) && mktemp (template));
   else
     fd = -1;