Add a flag to cmd_find_session so that attach-session can prefer

unattached sessions when choosing the most recently used (if -t is not
given). Suggested by claudio@.
pull/1/head
Nicholas Marriott 2011-04-05 19:37:01 +00:00
parent f16ea60cc0
commit 5d519ba526
18 changed files with 47 additions and 30 deletions

View File

@ -51,7 +51,7 @@ cmd_attach_session_exec(struct cmd *self, struct cmd_ctx *ctx)
return (-1);
}
if ((s = cmd_find_session(ctx, args_get(args, 't'))) == NULL)
if ((s = cmd_find_session(ctx, args_get(args, 't'), 1)) == NULL)
return (-1);
if (ctx->cmdclient == NULL && ctx->curclient == NULL)

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@ -41,7 +41,7 @@ cmd_has_session_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct args *args = self->args;
if (cmd_find_session(ctx, args_get(args, 't')) == NULL)
if (cmd_find_session(ctx, args_get(args, 't'), 0) == NULL)
return (-1);
return (0);

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@ -45,7 +45,7 @@ cmd_kill_session_exec(struct cmd *self, struct cmd_ctx *ctx)
struct args *args = self->args;
struct session *s;
if ((s = cmd_find_session(ctx, args_get(args, 't'))) == NULL)
if ((s = cmd_find_session(ctx, args_get(args, 't'), 0)) == NULL)
return (-1);
server_destroy_session(s);

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@ -52,7 +52,7 @@ cmd_list_panes_exec(struct cmd *self, struct cmd_ctx *ctx)
if (args_has(args, 'a'))
cmd_list_panes_server(ctx);
else if (args_has(args, 's')) {
s = cmd_find_session(ctx, args_get(args, 't'));
s = cmd_find_session(ctx, args_get(args, 't'), 0);
if (s == NULL)
return (-1);
cmd_list_panes_session(s, ctx);

View File

@ -50,7 +50,7 @@ cmd_list_windows_exec(struct cmd *self, struct cmd_ctx *ctx)
if (args_has(args, 'a'))
cmd_list_windows_server(ctx);
else {
s = cmd_find_session(ctx, args_get(args, 't'));
s = cmd_find_session(ctx, args_get(args, 't'), 0);
if (s == NULL)
return (-1);
cmd_list_windows_session(s, ctx);

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@ -71,7 +71,7 @@ cmd_lock_server_exec(struct cmd *self, unused struct cmd_ctx *ctx)
if (self->entry == &cmd_lock_server_entry)
server_lock();
else if (self->entry == &cmd_lock_session_entry) {
if ((s = cmd_find_session(ctx, args_get(args, 't'))) == NULL)
if ((s = cmd_find_session(ctx, args_get(args, 't'), 0)) == NULL)
return (-1);
server_lock_session(s);
} else {

View File

@ -75,7 +75,7 @@ cmd_new_session_exec(struct cmd *self, struct cmd_ctx *ctx)
target = args_get(args, 't');
if (target != NULL) {
groupwith = cmd_find_session(ctx, target);
groupwith = cmd_find_session(ctx, target, 0);
if (groupwith == NULL)
return (-1);
} else

View File

@ -51,7 +51,7 @@ cmd_rename_session_exec(struct cmd *self, struct cmd_ctx *ctx)
return (-1);
}
if ((s = cmd_find_session(ctx, args_get(args, 't'))) == NULL)
if ((s = cmd_find_session(ctx, args_get(args, 't'), 0)) == NULL)
return (-1);
RB_REMOVE(sessions, &sessions, s);

View File

@ -102,7 +102,7 @@ cmd_select_window_exec(struct cmd *self, struct cmd_ctx *ctx)
last = 1;
if (next || previous || last) {
s = cmd_find_session(ctx, args_get(args, 't'));
s = cmd_find_session(ctx, args_get(args, 't'), 0);
if (s == NULL)
return (-1);

View File

@ -65,7 +65,7 @@ cmd_set_environment_exec(struct cmd *self, struct cmd_ctx *ctx)
if (args_has(self->args, 'g'))
env = &global_environ;
else {
if ((s = cmd_find_session(ctx, args_get(args, 't'))) == NULL)
if ((s = cmd_find_session(ctx, args_get(args, 't'), 0)) == NULL)
return (-1);
env = &s->environ;
}

View File

@ -164,7 +164,7 @@ cmd_set_option_exec(struct cmd *self, struct cmd_ctx *ctx)
if (args_has(self->args, 'g'))
oo = &global_s_options;
else {
s = cmd_find_session(ctx, args_get(args, 't'));
s = cmd_find_session(ctx, args_get(args, 't'), 0);
if (s == NULL)
return (-1);
oo = &s->options;

View File

@ -49,7 +49,7 @@ cmd_show_buffer_exec(struct cmd *self, struct cmd_ctx *ctx)
size_t size, len;
u_int width;
if ((s = cmd_find_session(ctx, NULL)) == NULL)
if ((s = cmd_find_session(ctx, NULL, 0)) == NULL)
return (-1);
if (!args_has(args, 'b')) {

View File

@ -50,7 +50,7 @@ cmd_show_environment_exec(struct cmd *self, struct cmd_ctx *ctx)
if (args_has(self->args, 'g'))
env = &global_environ;
else {
if ((s = cmd_find_session(ctx, args_get(args, 't'))) == NULL)
if ((s = cmd_find_session(ctx, args_get(args, 't'), 0)) == NULL)
return (-1);
env = &s->environ;
}

View File

@ -79,7 +79,7 @@ cmd_show_options_exec(struct cmd *self, struct cmd_ctx *ctx)
if (args_has(self->args, 'g'))
oo = &global_s_options;
else {
s = cmd_find_session(ctx, args_get(args, 't'));
s = cmd_find_session(ctx, args_get(args, 't'), 0);
if (s == NULL)
return (-1);
oo = &s->options;

View File

@ -86,7 +86,7 @@ cmd_switch_client_exec(struct cmd *self, struct cmd_ctx *ctx)
return (-1);
}
} else
s = cmd_find_session(ctx, args_get(args, 't'));
s = cmd_find_session(ctx, args_get(args, 't'), 0);
if (s == NULL)
return (-1);

32
cmd.c
View File

@ -112,7 +112,7 @@ const struct cmd_entry *cmd_table[] = {
};
struct session *cmd_choose_session_list(struct sessionslist *);
struct session *cmd_choose_session(void);
struct session *cmd_choose_session(int);
struct client *cmd_choose_client(struct clients *);
struct client *cmd_lookup_client(const char *);
struct session *cmd_lookup_session(const char *, int *);
@ -316,7 +316,7 @@ cmd_print(struct cmd *cmd, char *buf, size_t len)
* session from all sessions.
*/
struct session *
cmd_current_session(struct cmd_ctx *ctx)
cmd_current_session(struct cmd_ctx *ctx, int prefer_unattached)
{
struct msg_command_data *data = ctx->msgdata;
struct client *c = ctx->cmdclient;
@ -365,19 +365,25 @@ cmd_current_session(struct cmd_ctx *ctx)
return (s);
}
return (cmd_choose_session());
return (cmd_choose_session(prefer_unattached));
}
/* Find the most recently used session. */
/*
* Find the most recently used session, preferring unattached if the flag is
* set.
*/
struct session *
cmd_choose_session(void)
cmd_choose_session(int prefer_unattached)
{
struct session *s, *sbest;
struct timeval *tv = NULL;
sbest = NULL;
RB_FOREACH(s, sessions, &sessions) {
if (tv == NULL || timercmp(&s->activity_time, tv, >)) {
if (tv == NULL || timercmp(&s->activity_time, tv, >) ||
(prefer_unattached &&
!(sbest->flags & SESSION_UNATTACHED) &&
(s->flags & SESSION_UNATTACHED))) {
sbest = s;
tv = &s->activity_time;
}
@ -428,7 +434,7 @@ cmd_current_client(struct cmd_ctx *ctx)
* No current client set. Find the current session and return the
* newest of its clients.
*/
s = cmd_current_session(ctx);
s = cmd_current_session(ctx, 0);
if (s != NULL && !(s->flags & SESSION_UNATTACHED)) {
ARRAY_INIT(&cc);
for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
@ -671,7 +677,7 @@ cmd_pane_session(struct cmd_ctx *ctx, struct window_pane *wp,
struct winlink *wl;
/* If this pane is in the current session, return that winlink. */
s = cmd_current_session(ctx);
s = cmd_current_session(ctx, 0);
if (s != NULL) {
wl = winlink_find_by_window(&s->windows, wp->window);
if (wl != NULL) {
@ -696,7 +702,7 @@ cmd_pane_session(struct cmd_ctx *ctx, struct window_pane *wp,
/* Find the target session or report an error and return NULL. */
struct session *
cmd_find_session(struct cmd_ctx *ctx, const char *arg)
cmd_find_session(struct cmd_ctx *ctx, const char *arg, int prefer_unattached)
{
struct session *s;
struct window_pane *wp;
@ -707,7 +713,7 @@ cmd_find_session(struct cmd_ctx *ctx, const char *arg)
/* A NULL argument means the current session. */
if (arg == NULL)
return (cmd_current_session(ctx));
return (cmd_current_session(ctx, prefer_unattached));
tmparg = xstrdup(arg);
/* Lookup as pane id. */
@ -753,7 +759,7 @@ cmd_find_window(struct cmd_ctx *ctx, const char *arg, struct session **sp)
* Find the current session. There must always be a current session, if
* it can't be found, report an error.
*/
if ((s = cmd_current_session(ctx)) == NULL) {
if ((s = cmd_current_session(ctx, 0)) == NULL) {
ctx->error(ctx, "can't establish current session");
return (NULL);
}
@ -900,7 +906,7 @@ cmd_find_index(struct cmd_ctx *ctx, const char *arg, struct session **sp)
* Find the current session. There must always be a current session, if
* it can't be found, report an error.
*/
if ((s = cmd_current_session(ctx)) == NULL) {
if ((s = cmd_current_session(ctx, 0)) == NULL) {
ctx->error(ctx, "can't establish current session");
return (-2);
}
@ -1054,7 +1060,7 @@ cmd_find_pane(struct cmd_ctx *ctx,
u_int idx;
/* Get the current session. */
if ((s = cmd_current_session(ctx)) == NULL) {
if ((s = cmd_current_session(ctx, 0)) == NULL) {
ctx->error(ctx, "can't establish current session");
return (NULL);
}

11
tmux.1
View File

@ -562,6 +562,17 @@ If no server is started,
.Ic attach-session
will attempt to start it; this will fail unless sessions are created in the
configuration file.
.Pp
The
.Ar target-session
rules for
.Ic attach-session
are slightly adjusted: if
.Nm
needs to select the most recently used session, it will prefer the most
recently used
.Em unattached
session.
.It Xo Ic detach-client
.Op Fl P
.Op Fl t Ar target-client

4
tmux.h
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@ -1487,10 +1487,10 @@ struct cmd *cmd_parse(int, char **, char **);
int cmd_exec(struct cmd *, struct cmd_ctx *);
void cmd_free(struct cmd *);
size_t cmd_print(struct cmd *, char *, size_t);
struct session *cmd_current_session(struct cmd_ctx *);
struct session *cmd_current_session(struct cmd_ctx *, int);
struct client *cmd_current_client(struct cmd_ctx *);
struct client *cmd_find_client(struct cmd_ctx *, const char *);
struct session *cmd_find_session(struct cmd_ctx *, const char *);
struct session *cmd_find_session(struct cmd_ctx *, const char *, int);
struct winlink *cmd_find_window(
struct cmd_ctx *, const char *, struct session **);
int cmd_find_index(