unwind.h: Add the GPL exception.

	* unwind.h: Add the GPL exception.
        * Makefile.in (USER_H): Add unwind.h.

From-SVN: r63839

gcc/ChangeLog

+2003-03-05  Michael Matz  <matz@suse.de>
+
+	* unwind.h: Add the GPL exception.
+	* Makefile.in (USER_H): Add unwind.h.
+
 2003-03-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
 
 	PR c/9799

gcc/Makefile.in

@@ -198,6 +198,7 @@ USER_H = $(srcdir)/ginclude/float.h \
 	 $(srcdir)/ginclude/stdbool.h \
 	 $(srcdir)/ginclude/stddef.h \
 	 $(srcdir)/ginclude/varargs.h \
+	 $(srcdir)/unwind.h \
 	 $(EXTRA_HEADERS)
 
 # The GCC to use for compiling libgcc.a and crt*.o.

gcc/unwind.h

@@ -18,6 +18,13 @@
    Software Foundation, 59 Temple Place - Suite 330, Boston, MA
    02111-1307, USA.  */
 
+/* As a special exception, if you include this header file into source
+   files compiled by GCC, this header file does not by itself cause
+   the resulting executable to be covered by the GNU General Public
+   License.  This exception does not however invalidate any other
+   reasons why the executable file might be covered by the GNU General
+   Public License.  */
+
 /* This is derived from the C++ ABI for IA-64.  Where we diverge
    for cross-architecture compatibility are noted with "@@@".  */