cygwin.h: Don't include any other files directly.

	* config/i386/cygwin.h: Don't include any other files directly.
	* config/i386/mingw32.h: Don't include cygwin.h directly.
	* config.gcc (cygwin, mingw32, uwin): Instead make these files
	explicit in the tm_files variable.

From-SVN: r63508

gcc/ChangeLog

+2003-02-27  Roger Sayle  <roger@eyesopen.com>
+
+	* config/i386/cygwin.h: Don't include any other files directly.
+	* config/i386/mingw32.h: Don't include cygwin.h directly.
+	* config.gcc (cygwin, mingw32, uwin): Instead make these files
+	explicit in the tm_files variable.
+
 2003-02-27  Alan Modra  <amodra@bigpond.net.au>
 
 	* config/rs6000/rs6000.md: Add TI constant splitter.

gcc/config.gcc

@@ -1312,7 +1312,7 @@ i[34567]86-*-pe | i[34567]86-*-cygwin*)
 	xm_defines=POSIX
 	xm_file=i386/xm-cygwin.h
 	tmake_file=i386/t-cygwin
-	tm_file=i386/cygwin.h
+	tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h dbxcoff.h i386/cygwin.h"
 	extra_objs=winnt.o
 	if test x$enable_threads = xyes; then
 		thread_file='win32'
@@ -1320,7 +1320,7 @@ i[34567]86-*-pe | i[34567]86-*-cygwin*)
 	exeext=.exe
 	;;
 i[34567]86-*-mingw32*)
-	tm_file=i386/mingw32.h
+	tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h dbxcoff.h i386/cygwin.h i386/mingw32.h"
 	xm_defines=POSIX
 	xm_file=i386/xm-mingw32.h
 	tmake_file="i386/t-cygwin i386/t-mingw32"
@@ -1338,7 +1338,7 @@ i[34567]86-*-mingw32*)
 	esac
 	;;
 i[34567]86-*-uwin*)
-	tm_file="i386/cygwin.h i386/uwin.h"
+	tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h dbxcoff.h i386/cygwin.h i386/uwin.h"
 	tmake_file="i386/t-cygwin i386/t-uwin"
 	extra_objs=winnt.o
 	if test x$enable_threads = xyes; then

gcc/config/i386/cygwin.h

@@ -22,17 +22,14 @@ Boston, MA 02111-1307, USA.  */
 
 #define DBX_DEBUGGING_INFO 1
 #define SDB_DEBUGGING_INFO 1
+
+#undef PREFERRED_DEBUGGING_TYPE
 #define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
 
 #define TARGET_VERSION fprintf (stderr, " (x86 Cygwin)"); 
 #define TARGET_EXECUTABLE_SUFFIX ".exe"
 
 #include <stdio.h>
-#include "i386/i386.h"
-#include "i386/unix.h"
-#include "i386/bsd.h"
-#include "i386/gas.h"
-#include "dbxcoff.h"
 
 /* Masks for subtarget switches used by other files.  */
 #define MASK_NOP_FUN_DLLIMPORT 0x08000000 /* Ignore dllimport for functions */

gcc/config/i386/mingw32.h

@@ -29,8 +29,6 @@ Boston, MA 02111-1307, USA.  */
 #define WIN32_NO_ABSOLUTE_INST_DIRS 1
 #endif
 
-#include "i386/cygwin.h"
-
 #define TARGET_EXECUTABLE_SUFFIX ".exe"
 
 /* See i386/crtdll.h for an alternative definition.  */