From 2736b77153629619fe75071356e16d9db51606ff Mon Sep 17 00:00:00 2001 From: Simon Marchi Date: Fri, 28 Apr 2023 14:55:18 -0400 Subject: [PATCH] gdb: add interp::on_command_error method Same idea as the previous patches, but for command_error. Change-Id: If6098225dd72fad8be13b3023b35bc8bc48efb9d --- gdb/cli/cli-interp.c | 12 ++---------- gdb/cli/cli-interp.h | 1 + gdb/interps.h | 4 ++++ gdb/main.c | 2 +- gdb/mi/mi-interp.c | 11 +++-------- gdb/mi/mi-interp.h | 1 + gdb/observable.c | 1 - gdb/observable.h | 3 --- 8 files changed, 12 insertions(+), 23 deletions(-) diff --git a/gdb/cli/cli-interp.c b/gdb/cli/cli-interp.c index 00310542a8d..ffb40729fc6 100644 --- a/gdb/cli/cli-interp.c +++ b/gdb/cli/cli-interp.c @@ -158,15 +158,9 @@ cli_interp_base::on_sync_execution_done () display_gdb_prompt (NULL); } -/* Observer for the command_error notification. */ - -static void -cli_base_on_command_error () +void +cli_interp_base::on_command_error () { - cli_interp_base *cli = as_cli_interp_base (top_level_interpreter ()); - if (cli == nullptr) - return; - display_gdb_prompt (NULL); } @@ -355,8 +349,6 @@ _initialize_cli_interp () interp_factory_register (INTERP_CONSOLE, cli_interp_factory); /* Note these all work for both the CLI and TUI interpreters. */ - gdb::observers::command_error.attach (cli_base_on_command_error, - "cli-interp-base"); gdb::observers::user_selected_context_changed.attach (cli_base_on_user_selected_context_changed, "cli-interp-base"); } diff --git a/gdb/cli/cli-interp.h b/gdb/cli/cli-interp.h index 4680c8070fd..5020b2bc6ef 100644 --- a/gdb/cli/cli-interp.h +++ b/gdb/cli/cli-interp.h @@ -39,6 +39,7 @@ public: void on_exited (int status) override; void on_no_history () override; void on_sync_execution_done () override; + void on_command_error () override; private: struct saved_output_files diff --git a/gdb/interps.h b/gdb/interps.h index 349ffb1bdcf..53d951b8d63 100644 --- a/gdb/interps.h +++ b/gdb/interps.h @@ -106,6 +106,10 @@ public: finished. */ virtual void on_sync_execution_done () {} + /* Notify the interpreter that an error was caught while executing a + command on this interpreter. */ + virtual void on_command_error () {} + private: /* The memory for this is static, it comes from literal strings (e.g. "cli"). */ const char *m_name; diff --git a/gdb/main.c b/gdb/main.c index 5c23714f52e..47eec0e5073 100644 --- a/gdb/main.c +++ b/gdb/main.c @@ -430,7 +430,7 @@ start_event_loop () get around to resetting the prompt, which leaves readline in a messed-up state. Reset it here. */ current_ui->prompt_state = PROMPT_NEEDED; - gdb::observers::command_error.notify (); + top_level_interpreter ()->on_command_error (); /* This call looks bizarre, but it is required. If the user entered a command that caused an error, after_char_processing_hook won't be called from diff --git a/gdb/mi/mi-interp.c b/gdb/mi/mi-interp.c index 1cc0a6a89d5..313d75185bc 100644 --- a/gdb/mi/mi-interp.c +++ b/gdb/mi/mi-interp.c @@ -104,14 +104,10 @@ as_mi_interp (struct interp *interp) return dynamic_cast (interp); } -/* Observer for the command_error notification. */ - -static void -mi_on_command_error () +void +mi_interp::on_command_error () { - mi_interp *mi = as_mi_interp (top_level_interpreter ()); - if (mi != nullptr) - display_mi_prompt (mi); + display_mi_prompt (this); } void @@ -1237,7 +1233,6 @@ _initialize_mi_interp () "mi-interp"); gdb::observers::command_param_changed.attach (mi_command_param_changed, "mi-interp"); - gdb::observers::command_error.attach (mi_on_command_error, "mi-interp"); gdb::observers::memory_changed.attach (mi_memory_changed, "mi-interp"); gdb::observers::user_selected_context_changed.attach (mi_user_selected_context_changed, "mi-interp"); diff --git a/gdb/mi/mi-interp.h b/gdb/mi/mi-interp.h index 5e826061772..6a02eeff8c1 100644 --- a/gdb/mi/mi-interp.h +++ b/gdb/mi/mi-interp.h @@ -48,6 +48,7 @@ public: void on_exited (int status) override; void on_no_history () override; void on_sync_execution_done () override; + void on_command_error () override; /* MI's output channels */ mi_console_file *out; diff --git a/gdb/observable.c b/gdb/observable.c index f52989d7a63..bfb92b4fe15 100644 --- a/gdb/observable.c +++ b/gdb/observable.c @@ -34,7 +34,6 @@ bool observer_debug = false; DEFINE_OBSERVABLE (normal_stop); DEFINE_OBSERVABLE (signal_received); -DEFINE_OBSERVABLE (command_error); DEFINE_OBSERVABLE (target_changed); DEFINE_OBSERVABLE (executable_changed); DEFINE_OBSERVABLE (inferior_created); diff --git a/gdb/observable.h b/gdb/observable.h index 4be05efa023..1ec927671e5 100644 --- a/gdb/observable.h +++ b/gdb/observable.h @@ -57,9 +57,6 @@ extern observable normal_stop; /* The inferior was stopped by a signal. */ extern observable signal_received; -/* An error was caught while executing a command. */ -extern observable<> command_error; - /* The target's register contents have changed. */ extern observable target_changed; -- 2.30.2