* sim-options.c, sim-options.h: New files.

1 files changed, 81 insertions, 0 deletions

diff --git a/sim/common/sim-options.h b/sim/common/sim-options.h
new file mode 100644
index 0000000..ea0b21a
--- /dev/null
+++ b/sim/common/sim-options.h
@@ -0,0 +1,81 @@
+/* Header file for simulator argument handling.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   Contributed by Cygnus Support.
+
+This file is part of GDB, the GNU debugger.
+
+This program 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.
+
+This program 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 this program; if not, write to the Free Software Foundation, Inc.,
+59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+#ifndef SIM_OPTIONS_H
+#define SIM_OPTIONS_H
+
+#include "getopt.h"
+
+/* ARGV option support.
+
+   Options for the standalone simulator are parsed by sim_open since
+   sim_open handles the large majority of them and it also parses the
+   options when invoked by gdb [or any external program].  */
+
+typedef SIM_RC (OPTION_HANDLER) PARAMS ((SIM_DESC, int, char *));
+
+/* Declare option handlers with a macro so it's usable on k&r systems.  */
+#define DECLARE_OPTION_HANDLER(fn) SIM_RC fn PARAMS ((SIM_DESC, int, char *))
+
+typedef struct {
+  /* The long option information.  */
+  struct option opt;
+  /* The short option with the same meaning ('\0' if none).  */
+  char shortopt;
+  /* The name of the argument (NULL if none).  */
+  const char *arg;
+  /* The documentation string.  If this is NULL, this is a synonym for
+     the previous option.  */
+  const char *doc;
+  /* A function to process the option.  */
+  OPTION_HANDLER *handler;
+} OPTION;
+
+/* All options that don't have a short form equivalent begin with this for
+   `val'.  130 isn't special, just some non-ASCII value to begin at.
+   Modules needn't worry about collisions here, the code dynamically assigned
+   the actual numbers used and then passes the original value to the option
+   handler.  */
+#define OPTION_START 130
+
+/* Non-zero if an option whose `val' entry is O is using OPTION_START.  */
+#define OPTION_LONG_ONLY_P(o) ((unsigned char) (o) >= OPTION_START)
+
+/* List of options added by various modules.  */
+typedef struct option_list {
+  struct option_list *next;
+  const OPTION *options;
+} OPTION_LIST;
+
+/* Add a set of options to the simulator.
+   TABLE is an array of OPTIONS terminated by a NULL `opt.name' entry.  */
+SIM_RC sim_add_option_table PARAMS ((SIM_DESC sd, const OPTION *table));
+
+/* Initialize common parts before argument processing.
+   Called by sim_open.  */
+SIM_RC sim_pre_argv_init PARAMS ((SIM_DESC sd, const char *myname));
+
+/* Called by sim_open to parse the arguments.  */
+SIM_RC sim_parse_args PARAMS ((SIM_DESC sd, char **argv));
+
+/* Print help messages for the options.  */
+void sim_print_help PARAMS ((SIM_DESC sd));
+
+#endif /* SIM_OPTIONS_H */