/* Header file for simulator argument handling.
- Copyright (C) 1997 Free Software Foundation, Inc.
+ Copyright (C) 1997-2020 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.
+the Free Software Foundation; either version 3 of the License, 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. */
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef SIM_OPTIONS_H
#define SIM_OPTIONS_H
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]. */
+ options when invoked by gdb [or any external program].
-typedef SIM_RC (OPTION_HANDLER) PARAMS ((SIM_DESC, int, char *));
+ For OPTION_HANDLER: arg#2 is the processor to apply to option to
+ (all if NULL); arg#3 is the option index; arg#4 is the option's
+ argument, NULL if optional and missing; arg#5 is nonzero if a
+ command is being interpreted. */
+
+typedef SIM_RC (OPTION_HANDLER) (SIM_DESC, sim_cpu *, int, char *, int);
/* 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 *))
+#define DECLARE_OPTION_HANDLER(fn) SIM_RC fn (SIM_DESC, sim_cpu *, int, char *, int)
typedef struct {
- /* The long option information. */
+
+ /* The long option information. */
+
struct option opt;
- /* The short option with the same meaning ('\0' if none). */
+
+ /* The short option with the same meaning ('\0' if none).
+
+ For short options, when OPT.VAL is non-zero, it, instead of
+ SHORTOPT is passed to HANDLER.
+
+ For example, for the below:
+
+ { {"dc", no_argument, NULL, OPTION_VALUE},
+ 'd', NULL, "<<description>>", HANDLER},
+ { {NULL, no_argument, NULL, OPTION_VALUE},
+ 'e', NULL, "<<description>>", HANDLER},
+
+ the options --dc, -d and -e all result in OPTION_VALUE being
+ passed into HANDLER. */
+
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. */
+
+ /* The documentation string.
+
+ If DOC is NULL, this option name is listed as a synonym for the
+ previous option.
+
+ If DOC and DOC_NAME are the empty string (i.e. ""), this option
+ is not listed in usage and help messages.
+
+ For example, given the aliased options --dc, --dp and -d, then:
+
+ { {"dc", no_argument, NULL, OPTION_DC},
+ 'd', NULL, "<<description>>", HANDLER},
+ { {"dp", no_argument, NULL, OPTION_DP},
+ '\0', NULL, NULL, HANDLER},
+
+ will list ``-d, --dc, --dp <<description>>'' */
+
const char *doc;
+
/* A function to process the option. */
+
OPTION_HANDLER *handler;
+
+ /* The documentation name. Used when generating usage and help
+ messages.
+
+ If DOC and DOC_NAME are the empty string (i.e. ""), this option
+ is not listed in usage and help messages.
+
+ If DOC_NAME is a non-empty string then it, insted of OPT.NAME, is
+ listed as the name of the option in usage and help messages.
+
+ For example, given the options --set-pc and --set-sp, then:
+
+ { {"set-pc", no_argument, NULL, OPTION_SET_PC},
+ '\0', NULL, "<<description>>", HANDLER, "--set-REGNAME" },
+ { {"set-sp", no_argument, NULL, OPTION_SET_SP},
+ '\0', NULL, "", HANDLER, "" },
+
+ will list ``--set-REGNAME <<description>>". */
+
+ const char *doc_name;
+
} OPTION;
/* All options that don't have a short form equivalent begin with this for
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)
+/* Identify valid option in the table */
+#define OPTION_VALID_P(O) ((O)->opt.name != NULL || (O)->shortopt != '\0')
/* List of options added by various modules. */
typedef struct option_list {
} OPTION_LIST;
/* Add a set of options to the simulator.
+ CPU is the cpu the options apply to or NULL for all cpus.
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));
+SIM_RC sim_add_option_table (SIM_DESC sd, sim_cpu *cpu, 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));
+/* Install handler for the standard options. */
+MODULE_INSTALL_FN standard_install;
/* Called by sim_open to parse the arguments. */
-SIM_RC sim_parse_args PARAMS ((SIM_DESC sd, char **argv));
+SIM_RC sim_parse_args (SIM_DESC sd, char * const *argv);
+
+/* Print help messages for the options. IS_COMMAND is non-zero when
+ this function is called from the command line interpreter. */
+void sim_print_help (SIM_DESC sd, int is_command);
-/* Print help messages for the options. */
-void sim_print_help PARAMS ((SIM_DESC sd));
+/* Try to parse the command as if it is an option, Only fail when
+ totally unsuccessful */
+SIM_RC sim_args_command (SIM_DESC sd, const char *cmd);
#endif /* SIM_OPTIONS_H */