genattr.c (main): Add extern prototype.

	* genattr.c (main): Add extern prototype.  Call return, not exit.
	* genattrtab.c (main): Likewise.
	* gencheck.c (main): Likewise.
	* gencodes.c (main): Likewise.
	* genconfig.c (main): Likewise.
	* genemit.c (main): Likewise.
	* genextract.c (main): Likewise.
	* genflags.c (main): Likewise.
	* gengenrtl.c (main): Likewise.
	* genopinit.c (main): Likewise.
	* genoutput.c (main): Likewise.
	* genpeep.c (main): Likewise.
	* genrecog.c (main): Likewise.

	* genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
	* genattrtab.c (get_insn_name): Likewise.
	* gencodes.c (get_insn_name): Likewise.
	* genconfig.c (get_insn_name): Likewise.
	* genemit.c (get_insn_name): Likewise.
	* genextract.c (get_insn_name): Likewise.
	* genflags.c (get_insn_name): Likewise.
	* genopinit.c (get_insn_name): Likewise.
	* genpeep.c (get_insn_name): Likewise.

	* gencheck.c (usage): Add static prototype.
	* genextract.c (print_path): Constify a char*.
	* genopinit.c (optabs): Likewise.
	* genoutput.c (operand_data, data, output_predicate_decls,
	compare_operands): Likewise.
	* genrecog.c (write_tree): Add default case in switch.

From-SVN: r29434

1 files changed, 10 insertions, 4 deletions

diff --git a/gcc/gencheck.c b/gcc/gencheck.c
index 11aed53..cb2408c 100644
--- a/gcc/gencheck.c
+++ b/gcc/gencheck.c
@@ -29,14 +29,20 @@ const char *tree_codes[] = {
 (char*)0
 };
 
-void usage ()
+static void usage PROTO ((void));
+
+static void
+usage ()
 {
   fprintf (stderr,"Usage: gencheck\n");
 }
 
-int main (argc, argv)
+extern int main PROTO ((int, char **));
+
+int
+main (argc, argv)
      int argc;
-     char *argv[] ATTRIBUTE_UNUSED;
+     char **argv ATTRIBUTE_UNUSED;
 {
   int i;
 
@@ -47,7 +53,7 @@ int main (argc, argv)
 
     default:
       usage ();
-      exit (1);
+      return (1);
     }
 
   printf ("/* This file is generated using gencheck. Do not edit. */\n");