From 7d0766f3c30e00dd87a789de68e93eb1df8f24da Mon Sep 17 00:00:00 2001 From: Andrew Cagney Date: Tue, 19 Mar 2002 02:19:17 +0000 Subject: [PATCH] * command.h (struct cmd_list_element): Add field context. (set_cmd_context, get_cmd_context): Declare. * cli/cli-decode.h: Ditto. * cli/cli-decode.c (get_cmd_context): New function. (set_cmd_context): New function. (add_cmd): Initialize context. Part of fixing PR gdb/145 and PR gdb/146. --- gdb/ChangeLog | 10 ++++++++++ gdb/cli/cli-decode.c | 13 +++++++++++++ gdb/cli/cli-decode.h | 7 +++++++ gdb/command.h | 8 ++++++++ 4 files changed, 38 insertions(+) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 682cc5c81fe..90118cb4bd6 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,13 @@ +2002-03-18 Andrew Cagney + + * command.h (struct cmd_list_element): Add field context. + (set_cmd_context, get_cmd_context): Declare. + * cli/cli-decode.h: Ditto. + * cli/cli-decode.c (get_cmd_context): New function. + (set_cmd_context): New function. + (add_cmd): Initialize context. + Part of fixing PR gdb/145 and PR gdb/146. + 2002-03-17 Andrew Cagney * cli/cli-decode.c (cmd_type): New function. diff --git a/gdb/cli/cli-decode.c b/gdb/cli/cli-decode.c index 1568e31ae35..28db5f99005 100644 --- a/gdb/cli/cli-decode.c +++ b/gdb/cli/cli-decode.c @@ -86,6 +86,18 @@ cmd_cfunc_eq (struct cmd_list_element *cmd, return cmd->func == do_cfunc && cmd->function.cfunc == cfunc; } +void +set_cmd_context (struct cmd_list_element *cmd, void *context) +{ + cmd->context = context; +} + +void * +get_cmd_context (struct cmd_list_element *cmd) +{ + return cmd->context; +} + enum cmd_types cmd_type (struct cmd_list_element *cmd) { @@ -146,6 +158,7 @@ add_cmd (char *name, enum command_class class, void (*fun) (char *, int), c->name = name; c->class = class; set_cmd_cfunc (c, fun); + set_cmd_context (c, NULL); c->doc = doc; c->flags = 0; c->replacement = NULL; diff --git a/gdb/cli/cli-decode.h b/gdb/cli/cli-decode.h index 51ca7810793..adb9feb27f8 100644 --- a/gdb/cli/cli-decode.h +++ b/gdb/cli/cli-decode.h @@ -139,6 +139,9 @@ struct cmd_list_element } function; + /* Local state (context) for this command. This can be anything. */ + void *context; + /* Documentation of this command (or help topic). First line is brief documentation; remaining lines form, with it, the full documentation. First line should end with a period. @@ -294,6 +297,10 @@ extern void set_cmd_completer (struct cmd_list_element *cmd, extern int cmd_cfunc_eq (struct cmd_list_element *cmd, void (*cfunc) (char *args, int from_tty)); +/* Access to the command's local context. */ +extern void set_cmd_context (struct cmd_list_element *cmd, void *context); +extern void *get_cmd_context (struct cmd_list_element *cmd); + extern struct cmd_list_element *lookup_cmd (char **, struct cmd_list_element *, char *, int, int); diff --git a/gdb/command.h b/gdb/command.h index fffa3be5324..5f7284e4dfe 100644 --- a/gdb/command.h +++ b/gdb/command.h @@ -145,6 +145,9 @@ struct cmd_list_element } function; + /* Local state (context) for this command. This can be anything. */ + void *context; + /* Documentation of this command (or help topic). First line is brief documentation; remaining lines form, with it, the full documentation. First line should end with a period. @@ -300,6 +303,11 @@ extern void set_cmd_completer (struct cmd_list_element *cmd, extern int cmd_cfunc_eq (struct cmd_list_element *cmd, void (*cfunc) (char *args, int from_tty)); +/* Each command object has a local context attached to it. . */ +extern void set_cmd_context (struct cmd_list_element *cmd, void *context); +extern void *get_cmd_context (struct cmd_list_element *cmd); + + /* Execute CMD's pre/post hook. Throw an error if the command fails. If already executing this pre/post hook, or there is no pre/post hook, the call is silently ignored. */ -- 2.30.2