From 2f2287318b33ddf855a692fcc191f6b25caf4644 Mon Sep 17 00:00:00 2001
From: Tom Tromey <tom@tromey.com>
Date: Wed, 16 Dec 2020 18:18:40 +0100
Subject: [gdb/cli] Add a progress meter

Add a progress meter.  It's not used anywhere yet.

gdb/ChangeLog:

2020-12-16  Tom Tromey  <tom@tromey.com>
	    Tom Tromey  <tromey@redhat.com>
	    Tom de Vries  <tdevries@suse.de>

	* utils.h (get_chars_per_line): Declare.
	* utils.c (get_chars_per_line): New function.
	(fputs_maybe_filtered): Handle '\r'.
	* ui-out.h (ui_out::progress_meter): New class.
	(ui_out::progress, ui_out::do_progress_start)
	(ui_out::do_progress_notify, ui_out::do_progress_end): New
	methods.
	* ui-out.c (do_progress_end)
	(make_cleanup_ui_out_progress_begin_end, ui_out_progress): New
	functions.
	* mi/mi-out.h (mi_ui_out::do_progress_start)
	(mi_ui_out::do_progress_notify, mi_ui_out::do_progress_end): New
	methods.
	* cli-out.h (struct cli_ui_out) <do_progress_start,
	do_progress_notify, do_progress_end>: New methods.
	<enum meter_stat, struct cli_progress_info>: New.
	<m_meters>: New member.
	* cli-out.c (cli_ui_out::do_progress_start)
	(cli_ui_out::do_progress_notify, cli_ui_out::do_progress_end): New
	methods.
---
 gdb/utils.h | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'gdb/utils.h')

diff --git a/gdb/utils.h b/gdb/utils.h
index a8c65ed..e87ce11 100644
--- a/gdb/utils.h
+++ b/gdb/utils.h
@@ -364,6 +364,10 @@ extern void wrap_here (const char *);
 
 extern void reinitialize_more_filter (void);
 
+/* Return the number of characters in a line.  */
+
+extern int get_chars_per_line ();
+
 extern bool pagination_enabled;
 
 extern struct ui_file **current_ui_gdb_stdout_ptr (void);
-- 
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