--- a/src/gripes.h	Sat Mar 08 05:09:11 1997 +0000
+++ b/src/gripes.h	Sat Mar 08 08:41:00 1997 +0000
@@ -27,27 +27,71 @@
 
 class octave_value;
 
-extern void gripe_not_supported (const char *);
-extern void gripe_string_invalid (void);
-extern void gripe_range_invalid (void);
-extern void gripe_nonconformant (void);
-extern void gripe_nonconformant (int r1, int c1, int r2, int c2);
-extern void gripe_empty_arg (const char *name, int is_error);
-extern void gripe_square_matrix_required (const char *name);
-extern void gripe_user_supplied_eval (const char *name);
-extern void gripe_user_returned_invalid (const char *name);
-extern void gripe_invalid_conversion (const string& from, const string& to);
-extern void gripe_invalid_value_specified (const char *name);
-extern void gripe_2_or_3_dim_plot (void);
-extern void gripe_unrecognized_float_fmt (void);
-extern void gripe_unrecognized_data_fmt (const char *warn_for);
-extern void gripe_data_conversion (const char *from, const char *to);
-extern void gripe_wrong_type_arg (const char *name, const string& s);
-extern void gripe_wrong_type_arg (const char *name, const octave_value& tc);
-extern void gripe_wrong_type_arg_for_unary_op (const octave_value& op);
-extern void gripe_wrong_type_arg_for_binary_op (const octave_value& op);
-extern void gripe_implicit_conversion (const char *from, const char *to);
-extern void gripe_divide_by_zero (void);
+
+extern void
+gripe_not_supported (const char *);
+
+extern void
+gripe_string_invalid (void);
+
+extern void
+gripe_range_invalid (void);
+
+extern void
+gripe_nonconformant (void);
+
+extern void
+gripe_nonconformant (int r1, int c1, int r2, int c2);
+
+extern void
+gripe_empty_arg (const char *name, bool is_error);
+
+extern void
+gripe_square_matrix_required (const char *name);
+
+extern void
+gripe_user_supplied_eval (const char *name);
+
+extern void
+gripe_user_returned_invalid (const char *name);
+
+extern void
+gripe_invalid_conversion (const string& from, const string& to);
+
+extern void
+gripe_invalid_value_specified (const char *name);
+
+extern void
+gripe_2_or_3_dim_plot (void);
+
+extern void
+gripe_unrecognized_float_fmt (void);
+
+extern void
+gripe_unrecognized_data_fmt (const char *warn_for);
+
+extern void
+gripe_data_conversion (const char *from, const char *to);
+
+extern void
+gripe_wrong_type_arg (const char *name, const string& s,
+		      bool is_error = true);
+
+extern void
+gripe_wrong_type_arg (const char *name, const octave_value& tc,
+		      bool is_error = true);
+
+extern void
+gripe_wrong_type_arg_for_unary_op (const octave_value& op);
+
+extern void
+gripe_wrong_type_arg_for_binary_op (const octave_value& op);
+
+extern void
+gripe_implicit_conversion (const char *from, const char *to);
+
+extern void
+gripe_divide_by_zero (void);
 
 #endif