s-parame-mingw.adb, [...]: Removed, replaced by s-parame.adb

	* s-parame-mingw.adb, s-parame-linux.adb,
	s-parame-solaris.adb: Removed, replaced by s-parame.adb

	* s-parame-vxworks.ads: Fix typo.

	* s-parame-vxworks.adb: New file.

	* s-parame.adb: Version now used by all native platforms.
	(Default_Stack_Size): Use 2 megs for default stack size and use
	__gl_default_stack_size when available.
	(Minimum_Stack_Size): Use 12K.

	* s-taprop-mingw.adb: Set default stack size linker switch to 2megs.
	(Create_Task): Refine implementation taking advantage of the XP stack
	size support. On XP, we now create the thread using the flag
	STACK_SIZE_PARAM_IS_A_RESERVATION.

	* s-osinte-mingw.ads (Stack_Size_Param_Is_A_Reservation): New constant.

	* sysdep.c (__gnat_is_windows_xp): New routine, returns 1 on Windows
	XP and 0 on older Windows versions.

	* interfac-vms.ads: Removed, no longer used.

From-SVN: r111034

1 files changed, 30 insertions, 3 deletions

diff --git a/gcc/ada/sysdep.c b/gcc/ada/sysdep.c
index 03818b1..376a365 100644
--- a/gcc/ada/sysdep.c
+++ b/gcc/ada/sysdep.c
@@ -6,7 +6,7 @@
  *                                                                          *
  *                          C Implementation File                           *
  *                                                                          *
- *          Copyright (C) 1992-2005 Free Software Foundation, Inc.          *
+ *         Copyright (C) 1992-2006, Free Software Foundation, Inc.          *
  *                                                                          *
  * GNAT is free software;  you can  redistribute it  and/or modify it under *
  * terms of the  GNU General Public License as published  by the Free Soft- *
@@ -212,6 +212,8 @@ static void winflush_95 (void);
 
 static void winflush_nt (void);
 
+int __gnat_is_windows_xp (void);
+
 /* winflusfunction is set first to the winflushinit function which will check
    the OS version 95/98 or NT/2000 */
 
@@ -234,15 +236,40 @@ winflush_init (void)
 
 }
 
-static void winflush_95 (void)
+static void
+winflush_95 (void)
 {
   FlushConsoleInputBuffer (GetStdHandle (STD_INPUT_HANDLE));
 }
 
-static void winflush_nt (void)
+static void
+winflush_nt (void)
 {
   /* Does nothing as there is no problem under NT.  */
 }
+
+int
+__gnat_is_windows_xp (void)
+{
+  static int is_win_xp=0, is_win_xp_checked=0;
+
+  if (!is_win_xp_checked)
+    {
+      OSVERSIONINFO version;
+
+      is_win_xp_checked = 1;
+
+      memset (&version, 0, sizeof (version));
+      version.dwOSVersionInfoSize = sizeof (version);
+
+      is_win_xp = GetVersionEx (&version)
+        && version.dwPlatformId == VER_PLATFORM_WIN32_NT
+        && (version.dwMajorVersion > 5
+            || (version.dwMajorVersion == 5 && version.dwMinorVersion >= 1));
+    }
+  return is_win_xp;
+}
+
 #endif
 
 #else