Put main() in a separate file, so that the language

	front-end can use a different main().

	* main.c: New.
	* toplev.c: (main): Rename as toplev_main.
	* toplev.h: Declare toplev_main.
	* Makefile.in (OBJS): add toplev.o.
	  (BACKEND): remove toplev.o, add main.o.

From-SVN: r40247

1 files changed, 35 insertions, 0 deletions

diff --git a/gcc/main.c b/gcc/main.c
new file mode 100644
index 0000000..34f7aa8
--- /dev/null
+++ b/gcc/main.c
@@ -0,0 +1,35 @@
+/* main.c: defines main() for cc1, cc1plus, etc.
+
+This file is part of GNU CC.
+
+GNU CC is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU CC is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU CC; see the file COPYING.  If not, write to
+the Free Software Foundation, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
+
+#include "gansidecl.h"
+#include "toplev.h"
+
+int main PARAMS ((int argc, char **argv));
+
+/* We define main() to call toplev_main(), which is defined in toplev.c.
+   We do this in a separate file in order to allow the language front-end
+   to define a different main(), if it so desires.  */
+
+int
+main (argc, argv)
+  int argc;
+  char **argv;
+{
+  return toplev_main (argc, argv);
+}