Use DEVTTY as 'con' on Win32 as a replacement for /dev/tty.

src/bin/psql/command.c

@@ -3,7 +3,7 @@
  *
  * Copyright (c) 2000-2005, PostgreSQL Global Development Group
  *
- * $PostgreSQL: pgsql/src/bin/psql/command.c,v 1.162 2006/03/03 23:49:12 momjian Exp $
+ * $PostgreSQL: pgsql/src/bin/psql/command.c,v 1.163 2006/03/04 04:30:40 momjian Exp $
  */
 #include "postgres_fe.h"
 #include "command.h"
@@ -753,11 +753,7 @@ exec_command(const char *cmd,
 
 		expand_tilde(&fname);
 		/* This scrolls off the screen when using /dev/tty */
-#ifndef WIN32
-		success = saveHistory(fname ? fname : "/dev/tty");
-#else
-		success = saveHistory(fname ? fname : stderr);
-#endif
+		success = saveHistory(fname ? fname : DEVTTY);
 		if (success && !quiet && fname)
 			printf(gettext("Wrote history to file \"%s/%s\".\n"),
 				   pset.dirname ? pset.dirname : ".", fname);

src/include/port.h

@@ -6,7 +6,7 @@
  * Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $PostgreSQL: pgsql/src/include/port.h,v 1.87 2005/12/06 18:35:10 momjian Exp $
+ * $PostgreSQL: pgsql/src/include/port.h,v 1.88 2006/03/04 04:30:40 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -84,8 +84,11 @@ extern int find_other_exec(const char *argv0, const char *target,
 
 #if defined(WIN32) && !defined(__CYGWIN__)
 #define DEVNULL "nul"
+/* "con" does not work from the MinGW 1.0.10 console. */
+#define DEVTTY	"con"
 #else
 #define DEVNULL "/dev/null"
+#define DEVTTY "/dev/tty"
 #endif
 
 /*

src/port/sprompt.c

@@ -8,7 +8,7 @@
  *
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/port/sprompt.c,v 1.13 2006/03/03 23:49:12 momjian Exp $
+ *	  $PostgreSQL: pgsql/src/port/sprompt.c,v 1.14 2006/03/04 04:30:41 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -40,8 +40,8 @@ simple_prompt(const char *prompt, int maxlen, bool echo)
 {
 	int			length;
 	char	   *destination;
-	FILE	   *termin = NULL,
-			   *termout = NULL;
+	FILE	   *termin,
+			   *termout;
 
 #ifdef HAVE_TERMIOS_H
 	struct termios t_orig,
@@ -63,14 +63,8 @@ simple_prompt(const char *prompt, int maxlen, bool echo)
 	 * Do not try to collapse these into one "w+" mode file. Doesn't work on
 	 * some platforms (eg, HPUX 10.20).
 	 */
-#ifndef WIN32
-	/*
-	 *	Some win32 platforms actually have a /dev/tty file, but it isn't
-	 *	a device file, and it doesn't work as expected, so we avoid trying.
-	 */
-	termin = fopen("/dev/tty", "r");
-	termout = fopen("/dev/tty", "w");
-#endif
+	termin = fopen(DEVTTY, "r");
+	termout = fopen(DEVTTY, "w");
 	if (!termin || !termout)
 	{
 		if (termin)