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-rw-r--r--control.c43
-rw-r--r--server-client.c2
-rw-r--r--tmux.h5
3 files changed, 33 insertions, 17 deletions
diff --git a/control.c b/control.c
index 24c26fea..750f1284 100644
--- a/control.c
+++ b/control.c
@@ -38,6 +38,11 @@ struct control_offset {
};
RB_HEAD(control_offsets, control_offset);
+/* Control state. */
+struct control_state {
+ struct control_offsets offsets;
+};
+
/* Compare client offsets. */
static int
control_offset_cmp(struct control_offset *co1, struct control_offset *co2)
@@ -54,31 +59,26 @@ RB_GENERATE_STATIC(control_offsets, control_offset, entry, control_offset_cmp);
static struct control_offset *
control_get_offset(struct client *c, struct window_pane *wp)
{
- struct control_offset co = { .pane = wp->id };
+ struct control_state *cs = c->control_state;
+ struct control_offset co = { .pane = wp->id };
- if (c->offsets == NULL)
- return (NULL);
- return (RB_FIND(control_offsets, c->offsets, &co));
+ return (RB_FIND(control_offsets, &cs->offsets, &co));
}
/* Add pane offsets for this client. */
static struct control_offset *
control_add_offset(struct client *c, struct window_pane *wp)
{
+ struct control_state *cs = c->control_state;
struct control_offset *co;
co = control_get_offset(c, wp);
if (co != NULL)
return (co);
- if (c->offsets == NULL) {
- c->offsets = xmalloc(sizeof *c->offsets);
- RB_INIT(c->offsets);
- }
-
co = xcalloc(1, sizeof *co);
co->pane = wp->id;
- RB_INSERT(control_offsets, c->offsets, co);
+ RB_INSERT(control_offsets, &cs->offsets, co);
memcpy(&co->offset, &wp->offset, sizeof co->offset);
return (co);
}
@@ -87,15 +87,13 @@ control_add_offset(struct client *c, struct window_pane *wp)
void
control_free_offsets(struct client *c)
{
+ struct control_state *cs = c->control_state;
struct control_offset *co, *co1;
- if (c->offsets == NULL)
- return;
- RB_FOREACH_SAFE(co, control_offsets, c->offsets, co1) {
- RB_REMOVE(control_offsets, c->offsets, co);
+ RB_FOREACH_SAFE(co, control_offsets, &cs->offsets, co1) {
+ RB_REMOVE(control_offsets, &cs->offsets, co);
free(co);
}
- free(c->offsets);
}
/* Get offsets for client. */
@@ -255,8 +253,23 @@ control_callback(__unused struct client *c, __unused const char *path,
void
control_start(struct client *c)
{
+ struct control_state *cs;
+
+ cs = c->control_state = xcalloc(1, sizeof *cs);
+ RB_INIT(&cs->offsets);
+
file_read(c, "-", control_callback, c);
if (c->flags & CLIENT_CONTROLCONTROL)
file_print(c, "\033P1000p");
}
+
+/* Stop control mode. */
+void
+control_stop(struct client *c)
+{
+ struct control_state *cs = c->control_state;
+
+ control_free_offsets(c);
+ free(cs);
+}
diff --git a/server-client.c b/server-client.c
index 2cf9c387..a1ed16ab 100644
--- a/server-client.c
+++ b/server-client.c
@@ -306,6 +306,8 @@ server_client_lost(struct client *c)
TAILQ_REMOVE(&clients, c, entry);
log_debug("lost client %p", c);
+ if (c->flags & CLIENT_CONTROL)
+ control_stop(c);
if (c->flags & CLIENT_TERMINAL)
tty_free(&c->tty);
free(c->ttyname);
diff --git a/tmux.h b/tmux.h
index 8085b4a7..a94e7611 100644
--- a/tmux.h
+++ b/tmux.h
@@ -45,7 +45,7 @@ struct cmdq_item;
struct cmdq_list;
struct cmdq_state;
struct cmds;
-struct control_offsets;
+struct control_state;
struct environ;
struct format_job_tree;
struct format_tree;
@@ -1563,7 +1563,7 @@ struct client {
struct cmdq_list *queue;
struct client_windows windows;
- struct control_offsets *offsets;
+ struct control_state *control_state;
pid_t pid;
int fd;
@@ -2813,6 +2813,7 @@ char *parse_window_name(const char *);
/* control.c */
void control_start(struct client *);
+void control_stop(struct client *);
void control_set_pane_on(struct client *, struct window_pane *);
void control_set_pane_off(struct client *, struct window_pane *);
struct window_pane_offset *control_pane_offset(struct client *,