X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=gdb%2Fcommand.h;h=20ebef2b46faee905e7df55ccdc49a185ee5095c;hb=02e423b9b296edcf2fc50161c361062727a3263d;hp=20e4fd50ed61cdd7a51b8703f03844d16cb6d97e;hpb=9285ab8042f103833e82d26868ab6cdd1e416004;p=binutils-gdb.git diff --git a/gdb/command.h b/gdb/command.h index 20e4fd50ed6..20ebef2b46f 100644 --- a/gdb/command.h +++ b/gdb/command.h @@ -1,5 +1,13 @@ +/* ***DEPRECATED*** The gdblib files must not be calling/using things in any + of the possible command languages. If necessary, a hook (that may be + present or not) must be used and set to the appropriate routine by any + command language that cares about it. If you are having to include this + file you are possibly doing things the old way. This file will disapear. + 2000-12-01 fnasser@redhat.com */ + /* Header file for command-reading library command.c. - Copyright (C) 1986, 1989, 1990, 2000 Free Software Foundation, Inc. + Copyright 1986, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1999, 2000 + Free Software Foundation, Inc. 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 @@ -47,12 +55,28 @@ typedef enum cmd_types } cmd_types; +/* Reasonable values for an AUTO_BOOLEAN variable. */ +enum cmd_auto_boolean +{ + CMD_AUTO_BOOLEAN_TRUE, + CMD_AUTO_BOOLEAN_FALSE, + CMD_AUTO_BOOLEAN_AUTO +}; + /* Types of "set" or "show" command. */ typedef enum var_types { /* "on" or "off". *VAR is an integer which is nonzero for on, zero for off. */ var_boolean, + + /* "on" / "true" / "enable" or "off" / "false" / "disable" or + "auto. *VAR is an ``enum cmd_auto_boolean''. NOTE: In general + a custom show command will need to be implemented - one that + for "auto" prints both the "auto" and the current auto-selected + value. */ + var_auto_boolean, + /* Unsigned Integer. *VAR is an unsigned int. The user can type 0 to mean "unlimited", which is stored in *VAR as UINT_MAX. */ var_uinteger, @@ -108,15 +132,14 @@ struct cmd_list_element union { /* If type is not_set_cmd, call it like this: */ - void (*cfunc) PARAMS ((char *args, int from_tty)); + void (*cfunc) (char *args, int from_tty); /* If type is cmd_set or show_cmd, first set the variables, and then call this. */ - void (*sfunc) PARAMS ((char *args, int from_tty, - struct cmd_list_element * c)); + void (*sfunc) (char *args, int from_tty, struct cmd_list_element * c); } function; -#define NO_FUNCTION ((void (*) PARAMS((char *args, int from_tty))) 0) +#define NO_FUNCTION ((void (*) (char *args, int from_tty)) 0) /* Documentation of this command (or help topic). First line is brief documentation; remaining lines form, with it, @@ -150,7 +173,14 @@ struct cmd_list_element char *replacement; /* Hook for another command to be executed before this command. */ - struct cmd_list_element *hook; + struct cmd_list_element *hook_pre; + + /* Hook for another command to be executed after this command. */ + struct cmd_list_element *hook_post; + + /* Flag that specifies if this command is already running it's hook. */ + /* Prevents the possibility of hook recursion. */ + int hook_in; /* Nonzero identifies a prefix command. For them, the address of the variable containing the list of subcommands. */ @@ -186,7 +216,7 @@ struct cmd_list_element returned relative to this position. For example, suppose TEXT is "foo" and we want to complete to "foobar". If WORD is "oo", return "oobar"; if WORD is "baz/foo", return "baz/foobar". */ - char **(*completer) PARAMS ((char *text, char *word)); + char **(*completer) (char *text, char *word); /* Type of "set" or "show" command (or SET_NOT_SET if not "set" or "show"). */ @@ -194,20 +224,24 @@ struct cmd_list_element /* Pointer to variable affected by "set" and "show". Doesn't matter if type is not_set. */ - char *var; + void *var; /* What kind of variable is *VAR? */ var_types var_type; /* Pointer to NULL terminated list of enumerated values (like argv). */ - char **enums; + const char **enums; /* Pointer to command strings of user-defined commands */ struct command_line *user_commands; - /* Pointer to command that is hooked by this one, + /* Pointer to command that is hooked by this one, (by hook_pre) + so the hook can be removed when this one is deleted. */ + struct cmd_list_element *hookee_pre; + + /* Pointer to command that is hooked by this one, (by hook_post) so the hook can be removed when this one is deleted. */ - struct cmd_list_element *hookee; + struct cmd_list_element *hookee_post; /* Pointer to command that is aliased by this one, so the aliased command can be located in case it has been hooked. */ @@ -216,31 +250,39 @@ struct cmd_list_element /* Forward-declarations of the entry-points of command.c. */ -extern struct cmd_list_element * - add_cmd PARAMS ((char *, enum command_class, void (*fun) (char *, int), - char *, struct cmd_list_element **)); - -extern struct cmd_list_element * - add_alias_cmd PARAMS ((char *, char *, enum command_class, int, - struct cmd_list_element **)); - -extern struct cmd_list_element * - add_prefix_cmd PARAMS ((char *, enum command_class, void (*fun) (char *, int), - char *, struct cmd_list_element **, char *, int, - struct cmd_list_element **)); - -extern struct cmd_list_element * - add_abbrev_prefix_cmd PARAMS ((char *, enum command_class, - void (*fun) (char *, int), char *, - struct cmd_list_element **, char *, int, - struct cmd_list_element **)); - -extern struct cmd_list_element * - lookup_cmd PARAMS ((char **, struct cmd_list_element *, char *, int, int)); - -extern struct cmd_list_element * - lookup_cmd_1 PARAMS ((char **, struct cmd_list_element *, - struct cmd_list_element **, int)); +extern struct cmd_list_element *add_cmd (char *, enum command_class, + void (*fun) (char *, int), char *, + struct cmd_list_element **); + +extern struct cmd_list_element *add_alias_cmd (char *, char *, + enum command_class, int, + struct cmd_list_element **); + +extern struct cmd_list_element *add_prefix_cmd (char *, enum command_class, + void (*fun) (char *, int), + char *, + struct cmd_list_element **, + char *, int, + struct cmd_list_element **); + +extern struct cmd_list_element *add_abbrev_prefix_cmd (char *, + enum command_class, + void (*fun) (char *, + int), + char *, + struct cmd_list_element + **, char *, int, + struct cmd_list_element + **); + +extern struct cmd_list_element *lookup_cmd (char **, + struct cmd_list_element *, char *, + int, int); + +extern struct cmd_list_element *lookup_cmd_1 (char **, + struct cmd_list_element *, + struct cmd_list_element **, + int); extern struct cmd_list_element * deprecate_cmd (struct cmd_list_element *, char * ); @@ -254,27 +296,22 @@ extern int struct cmd_list_element **prefix_cmd, struct cmd_list_element **cmd); -extern struct cmd_list_element * - add_com PARAMS ((char *, enum command_class, void (*fun) (char *, int), - char *)); +extern struct cmd_list_element *add_com (char *, enum command_class, + void (*fun) (char *, int), char *); -extern struct cmd_list_element * - add_com_alias PARAMS ((char *, char *, enum command_class, int)); +extern struct cmd_list_element *add_com_alias (char *, char *, + enum command_class, int); -extern struct cmd_list_element * - add_info PARAMS ((char *, void (*fun) (char *, int), char *)); +extern struct cmd_list_element *add_info (char *, void (*fun) (char *, int), + char *); -extern struct cmd_list_element * - add_info_alias PARAMS ((char *, char *, int)); +extern struct cmd_list_element *add_info_alias (char *, char *, int); -extern char ** - complete_on_cmdlist PARAMS ((struct cmd_list_element *, char *, char *)); +extern char **complete_on_cmdlist (struct cmd_list_element *, char *, char *); -extern char ** - complete_on_enum PARAMS ((char **enumlist, char *, char *)); +extern char **complete_on_enum (const char *enumlist[], char *, char *); -extern void -delete_cmd PARAMS ((char *, struct cmd_list_element **)); +extern void delete_cmd (char *, struct cmd_list_element **); extern void help_cmd (char *, struct ui_file *); @@ -284,42 +321,47 @@ extern void help_list (struct cmd_list_element *, char *, extern void help_cmd_list (struct cmd_list_element *, enum command_class, char *, int, struct ui_file *); -extern struct cmd_list_element * - add_set_cmd PARAMS ((char *, enum command_class, var_types, char *, char *, - struct cmd_list_element **)); - -extern struct cmd_list_element * - add_set_enum_cmd PARAMS ((char *name, enum command_class, char *list[], - char *var, char *doc, struct cmd_list_element ** c)); - -extern struct cmd_list_element * - add_show_from_set PARAMS ((struct cmd_list_element *, - struct cmd_list_element **)); - -/* Do a "set" or "show" command. ARG is NULL if no argument, or the text - of the argument, and FROM_TTY is nonzero if this command is being entered - directly by the user (i.e. these are just like any other - command). C is the command list element for the command. */ - -extern void -do_setshow_command PARAMS ((char *, int, struct cmd_list_element *)); +extern struct cmd_list_element *add_set_cmd (char *name, enum + command_class class, + var_types var_type, void *var, + char *doc, + struct cmd_list_element **list); + +extern struct cmd_list_element *add_set_enum_cmd (char *name, + enum command_class class, + const char *enumlist[], + const char **var, + char *doc, + struct cmd_list_element **list); + +extern struct cmd_list_element *add_set_auto_boolean_cmd (char *name, + enum command_class class, + enum cmd_auto_boolean *var, + char *doc, + struct cmd_list_element **list); + +extern struct cmd_list_element *add_set_boolean_cmd (char *name, + enum command_class class, + int *var, + char *doc, + struct cmd_list_element **list); + +extern struct cmd_list_element *add_show_from_set (struct cmd_list_element *, + struct cmd_list_element + **); /* Do a "show" command for each thing on a command list. */ -extern void -cmd_show_list PARAMS ((struct cmd_list_element *, int, char *)); +extern void cmd_show_list (struct cmd_list_element *, int, char *); -extern void -error_no_arg PARAMS ((char *)); +extern NORETURN void error_no_arg (char *) ATTR_NORETURN; -extern void -dont_repeat PARAMS ((void)); +extern void dont_repeat (void); /* Used to mark commands that don't do anything. If we just leave the function field NULL, the command is interpreted as a help topic, or as a class of commands. */ -extern void -not_just_help_class_command PARAMS ((char *, int)); +extern void not_just_help_class_command (char *, int); #endif /* !defined (COMMAND_H) */