From 1b28b2b51d264544a7c9490087561c9192459ba5 Mon Sep 17 00:00:00 2001
From: Nicholas Marriott <nicholas.marriott@gmail.com>
Date: Fri, 20 May 2022 08:49:05 +0100
Subject: [PATCH] Add pane_start_path to match start_command.

---
 format.c | 17 +++++++++++++++++
 tmux.1   |  1 +
 2 files changed, 18 insertions(+)

diff --git a/format.c b/format.c
index 5e04a6a2..ccd259ec 100644
--- a/format.c
+++ b/format.c
@@ -801,6 +801,20 @@ format_cb_start_command(struct format_tree *ft)
 	return (cmd_stringify_argv(wp->argc, wp->argv));
 }
 
+/* Callback for pane_start_path. */
+static void *
+format_cb_start_path(struct format_tree *ft)
+{
+	struct window_pane	*wp = ft->wp;
+
+	if (wp == NULL)
+		return (NULL);
+
+	if (wp->cwd == NULL)
+		return (xstrdup(""));
+	return (xstrdup(wp->cwd));
+}
+
 /* Callback for pane_current_command. */
 static void *
 format_cb_current_command(struct format_tree *ft)
@@ -2898,6 +2912,9 @@ static const struct format_table_entry format_table[] = {
 	{ "pane_start_command", FORMAT_TABLE_STRING,
 	  format_cb_start_command
 	},
+	{ "pane_start_path", FORMAT_TABLE_STRING,
+	  format_cb_start_path
+	},
 	{ "pane_synchronized", FORMAT_TABLE_STRING,
 	  format_cb_pane_synchronized
 	},
diff --git a/tmux.1 b/tmux.1
index e1115fe2..61834a94 100644
--- a/tmux.1
+++ b/tmux.1
@@ -5195,6 +5195,7 @@ The following variables are available, where appropriate:
 .It Li "pane_right" Ta "" Ta "Right of pane"
 .It Li "pane_search_string" Ta "" Ta "Last search string in copy mode"
 .It Li "pane_start_command" Ta "" Ta "Command pane started with"
+.It Li "pane_start_path" Ta "" Ta "Path pane started with"
 .It Li "pane_synchronized" Ta "" Ta "1 if pane is synchronized"
 .It Li "pane_tabs" Ta "" Ta "Pane tab positions"
 .It Li "pane_title" Ta "#T" Ta "Title of pane (can be set by application)"