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Add format variables for history change counters, from Michael K Darling.

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nicm
2026-08-31 19:27:46 +00:00
committed by tmux update bot
parent f2bfd611e2
commit 0530a7d89a
2 changed files with 45 additions and 2 deletions
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42
format.c
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@@ -1,4 +1,4 @@
/* $OpenBSD: format.c,v 1.413 2026/08/24 07:26:43 nicm Exp $ */
/* $OpenBSD: format.c,v 1.414 2026/08/31 19:27:46 nicm Exp $ */
/*
* Copyright (c) 2011 Nicholas Marriott <nicholas.marriott@gmail.com>
@@ -1873,6 +1873,37 @@ format_cb_cursor_blinking(struct format_tree *ft)
return (NULL);
}
/* Callback for history_added. */
static void *
format_cb_history_added(struct format_tree *ft)
{
if (ft->wp != NULL)
return (format_printf("%u", ft->wp->base.grid->scroll_added));
return (NULL);
}
/* Callback for history_collected. */
static void *
format_cb_history_collected(struct format_tree *ft)
{
struct window_pane *wp = ft->wp;
if (wp != NULL)
return (format_printf("%u", wp->base.grid->scroll_collected));
return (NULL);
}
/* Callback for history_generation. */
static void *
format_cb_history_generation(struct format_tree *ft)
{
struct window_pane *wp = ft->wp;
if (wp != NULL)
return (format_printf("%u", wp->base.grid->scroll_generation));
return (NULL);
}
/* Callback for history_limit. */
static void *
format_cb_history_limit(struct format_tree *ft)
@@ -3645,12 +3676,21 @@ static const struct format_table_entry format_table[] = {
{ "cursor_y", FORMAT_TABLE_STRING,
format_cb_cursor_y
},
{ "history_added", FORMAT_TABLE_STRING,
format_cb_history_added
},
{ "history_all_bytes", FORMAT_TABLE_STRING,
format_cb_history_all_bytes
},
{ "history_bytes", FORMAT_TABLE_STRING,
format_cb_history_bytes
},
{ "history_collected", FORMAT_TABLE_STRING,
format_cb_history_collected
},
{ "history_generation", FORMAT_TABLE_STRING,
format_cb_history_generation
},
{ "history_limit", FORMAT_TABLE_STRING,
format_cb_history_limit
},

5
tmux.1
View File

@@ -1,4 +1,4 @@
.\" $OpenBSD: tmux.1,v 1.1160 2026/08/31 12:41:03 kirill Exp $
.\" $OpenBSD: tmux.1,v 1.1161 2026/08/31 19:27:46 nicm Exp $
.\"
.\" Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
.\"
@@ -7316,7 +7316,10 @@ The following variables are available, where appropriate:
.It Li "cursor_very_visible" Ta "" Ta "1 if the cursor is in very visible mode"
.It Li "cursor_x" Ta "" Ta "Cursor X position in pane"
.It Li "cursor_y" Ta "" Ta "Cursor Y position in pane"
.It Li "history_added" Ta "" Ta "Number of lines scrolled into pane history"
.It Li "history_bytes" Ta "" Ta "Number of bytes in window history"
.It Li "history_collected" Ta "" Ta "Number of oldest pane history lines discarded at the history limit"
.It Li "history_generation" Ta "" Ta "Generation incremented when pane history is cleared or reflowed"
.It Li "history_limit" Ta "" Ta "Maximum window history lines"
.It Li "history_size" Ta "" Ta "Size of history in lines"
.It Li "hook" Ta "" Ta "Name of running hook, if any"