int
cmd_swap_window_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct cmd_srcdst_data *data = self->data;
struct session *src, *dst;
struct winlink *wl_src, *wl_dst;
struct window *w;
if ((wl_src = cmd_find_window(ctx, data->src, &src)) == NULL)
return (-1);
if ((wl_dst = cmd_find_window(ctx, data->dst, &dst)) == NULL)
return (-1);
if (wl_dst->window == wl_src->window)
return (0);
w = wl_dst->window;
wl_dst->window = wl_src->window;
wl_src->window = w;
if (!(data->chflags & CMD_CHFLAG('d'))) {
session_select(dst, wl_dst->idx);
if (src != dst)
session_select(src, wl_src->idx);
}
server_redraw_session(src);
if (src != dst)
server_redraw_session(dst);
recalculate_sizes();
return (0);
}
int
cmd_select_prompt_callback(void *data, const char *s)
{
struct client *c = data;
const char *errstr;
char msg[128];
u_int idx;
if (s == NULL || *s == '\0')
return (0);
idx = strtonum(s, 0, UINT_MAX, &errstr);
if (errstr != NULL) {
xsnprintf(msg, sizeof msg, "Index %s: %s", errstr, s);
status_message_set(c, "%s", msg);
return (0);
}
if (winlink_find_by_index(&c->session->windows, idx) == NULL) {
xsnprintf(msg, sizeof msg,
"Window not found: %s:%d", c->session->name, idx);
status_message_set(c, "%s", msg);
return (0);
}
if (session_select(c->session, idx) == 0)
server_redraw_session(c->session);
recalculate_sizes();
return (0);
}
int
cmd_swap_window_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct args *args = self->args;
const char *target_src, *target_dst;
struct session *src, *dst;
struct session_group *sg_src, *sg_dst;
struct winlink *wl_src, *wl_dst;
struct window *w;
target_src = args_get(args, 's');
if ((wl_src = cmd_find_window(ctx, target_src, &src)) == NULL)
return (-1);
target_dst = args_get(args, 't');
if ((wl_dst = cmd_find_window(ctx, target_dst, &dst)) == NULL)
return (-1);
sg_src = session_group_find(src);
sg_dst = session_group_find(dst);
if (src != dst &&
sg_src != NULL && sg_dst != NULL && sg_src == sg_dst) {
ctx->error(ctx, "can't move window, sessions are grouped");
return (-1);
}
if (wl_dst->window == wl_src->window)
return (0);
w = wl_dst->window;
wl_dst->window = wl_src->window;
wl_src->window = w;
if (!args_has(self->args, 'd')) {
session_select(dst, wl_dst->idx);
if (src != dst)
session_select(src, wl_src->idx);
}
session_group_synchronize_from(src);
server_redraw_session_group(src);
if (src != dst) {
session_group_synchronize_from(dst);
server_redraw_session_group(dst);
}
recalculate_sizes();
return (0);
}
int
cmd_break_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct args *args = self->args;
struct winlink *wl;
struct session *s;
struct window_pane *wp;
struct window *w;
char *name;
char *cause;
int base_idx;
struct client *c;
if ((wl = cmd_find_pane(ctx, args_get(args, 't'), &s, &wp)) == NULL)
return (-1);
if (window_count_panes(wl->window) == 1) {
ctx->error(ctx, "can't break with only one pane");
return (-1);
}
w = wl->window;
TAILQ_REMOVE(&w->panes, wp, entry);
if (wp == w->active) {
w->active = w->last;
w->last = NULL;
if (w->active == NULL) {
w->active = TAILQ_PREV(wp, window_panes, entry);
if (w->active == NULL)
w->active = TAILQ_NEXT(wp, entry);
}
} else if (wp == w->last)
w->last = NULL;
layout_close_pane(wp);
w = wp->window = window_create1(s->sx, s->sy);
TAILQ_INSERT_HEAD(&w->panes, wp, entry);
w->active = wp;
name = default_window_name(w);
window_set_name(w, name);
xfree(name);
layout_init(w);
base_idx = options_get_number(&s->options, "base-index");
wl = session_attach(s, w, -1 - base_idx, &cause); /* can't fail */
if (!args_has(self->args, 'd'))
session_select(s, wl->idx);
server_redraw_session(s);
server_status_session_group(s);
/* Output the window ID for control clients. */
c = cmd_find_client(ctx, NULL);
if (c->flags & CLIENT_CONTROL) {
ctx->print(ctx, "%d", w->id);
}
return (0);
}
enum cmd_retval
cmd_break_pane_exec(struct cmd *self, struct cmd_q *cmdq)
{
#ifdef TMATE_SLAVE
return (CMD_RETURN_ERROR);
#else
struct args *args = self->args;
struct winlink *wl = cmdq->state.sflag.wl;
struct session *src_s = cmdq->state.sflag.s;
struct session *dst_s = cmdq->state.tflag.s;
struct window_pane *wp = cmdq->state.sflag.wp;
struct window *w = wl->window;
char *name;
char *cause;
int idx = cmdq->state.tflag.idx;
struct format_tree *ft;
const char *template;
char *cp;
if (idx != -1 && winlink_find_by_index(&dst_s->windows, idx) != NULL) {
cmdq_error(cmdq, "index %d already in use", idx);
return (CMD_RETURN_ERROR);
}
if (window_count_panes(w) == 1) {
cmdq_error(cmdq, "can't break with only one pane");
return (CMD_RETURN_ERROR);
}
server_unzoom_window(w);
TAILQ_REMOVE(&w->panes, wp, entry);
window_lost_pane(w, wp);
layout_close_pane(wp);
w = wp->window = window_create1(dst_s->sx, dst_s->sy);
TAILQ_INSERT_HEAD(&w->panes, wp, entry);
w->active = wp;
name = default_window_name(w);
window_set_name(w, name);
free(name);
layout_init(w, wp);
wp->flags |= PANE_CHANGED;
if (idx == -1)
idx = -1 - options_get_number(dst_s->options, "base-index");
wl = session_attach(dst_s, w, idx, &cause); /* can't fail */
if (!args_has(self->args, 'd'))
session_select(dst_s, wl->idx);
server_redraw_session(src_s);
if (src_s != dst_s)
server_redraw_session(dst_s);
server_status_session_group(src_s);
if (src_s != dst_s)
server_status_session_group(dst_s);
if (args_has(args, 'P')) {
if ((template = args_get(args, 'F')) == NULL)
enum cmd_retval
cmd_break_pane_exec(struct cmd *self, struct cmd_q *cmdq)
{
struct args *args = self->args;
struct winlink *wl;
struct session *s;
struct window_pane *wp;
struct window *w;
char *name;
char *cause;
int base_idx;
struct client *c;
struct format_tree *ft;
const char *template;
char *cp;
if ((wl = cmd_find_pane(cmdq, args_get(args, 't'), &s, &wp)) == NULL)
return (CMD_RETURN_ERROR);
if (window_count_panes(wl->window) == 1) {
cmdq_error(cmdq, "can't break with only one pane");
return (CMD_RETURN_ERROR);
}
w = wl->window;
server_unzoom_window(w);
TAILQ_REMOVE(&w->panes, wp, entry);
if (wp == w->active) {
w->active = w->last;
w->last = NULL;
if (w->active == NULL) {
w->active = TAILQ_PREV(wp, window_panes, entry);
if (w->active == NULL)
w->active = TAILQ_NEXT(wp, entry);
}
} else if (wp == w->last)
w->last = NULL;
layout_close_pane(wp);
w = wp->window = window_create1(s->sx, s->sy);
TAILQ_INSERT_HEAD(&w->panes, wp, entry);
w->active = wp;
name = default_window_name(w);
window_set_name(w, name);
free(name);
layout_init(w, wp);
base_idx = options_get_number(&s->options, "base-index");
wl = session_attach(s, w, -1 - base_idx, &cause); /* can't fail */
if (!args_has(self->args, 'd'))
session_select(s, wl->idx);
server_redraw_session(s);
server_status_session_group(s);
if (args_has(args, 'P')) {
if ((template = args_get(args, 'F')) == NULL)
enum cmd_retval
cmd_swap_window_exec(struct cmd *self, struct cmd_q *cmdq)
{
struct session *src, *dst;
struct session_group *sg_src, *sg_dst;
struct winlink *wl_src, *wl_dst;
struct window *w;
wl_src = cmdq->state.sflag.wl;
src = cmdq->state.sflag.s;
sg_src = session_group_find(src);
wl_dst = cmdq->state.tflag.wl;
dst = cmdq->state.tflag.s;
sg_dst = session_group_find(dst);
if (src != dst && sg_src != NULL && sg_dst != NULL &&
sg_src == sg_dst) {
cmdq_error(cmdq, "can't move window, sessions are grouped");
return (CMD_RETURN_ERROR);
}
if (wl_dst->window == wl_src->window)
return (CMD_RETURN_NORMAL);
w = wl_dst->window;
wl_dst->window = wl_src->window;
wl_src->window = w;
if (!args_has(self->args, 'd')) {
session_select(dst, wl_dst->idx);
if (src != dst)
session_select(src, wl_src->idx);
}
session_group_synchronize_from(src);
server_redraw_session_group(src);
if (src != dst) {
session_group_synchronize_from(dst);
server_redraw_session_group(dst);
}
recalculate_sizes();
return (CMD_RETURN_NORMAL);
}
int
cmd_swap_window_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct cmd_srcdst_data *data = self->data;
struct session *src, *dst;
struct session_group *sg_src, *sg_dst;
struct winlink *wl_src, *wl_dst;
struct window *w;
if ((wl_src = cmd_find_window(ctx, data->src, &src)) == NULL)
return (-1);
if ((wl_dst = cmd_find_window(ctx, data->dst, &dst)) == NULL)
return (-1);
sg_src = session_group_find(src);
sg_dst = session_group_find(dst);
if (src != dst &&
sg_src != NULL && sg_dst != NULL && sg_src == sg_dst) {
ctx->error(ctx, "can't move window, sessions are grouped");
return (-1);
}
if (wl_dst->window == wl_src->window)
return (0);
w = wl_dst->window;
wl_dst->window = wl_src->window;
wl_src->window = w;
if (!cmd_check_flag(data->chflags, 'd')) {
session_select(dst, wl_dst->idx);
if (src != dst)
session_select(src, wl_src->idx);
}
session_group_synchronize_from(src);
server_redraw_session_group(src);
if (src != dst) {
session_group_synchronize_from(dst);
server_redraw_session_group(dst);
}
recalculate_sizes();
return (0);
}
enum cmd_retval
cmd_select_window_exec(struct cmd *self, struct cmd_q *cmdq)
{
struct winlink *wl = cmdq->state.tflag.wl;
struct session *s = cmdq->state.tflag.s;
int next, previous, last, activity;
next = self->entry == &cmd_next_window_entry;
if (args_has(self->args, 'n'))
next = 1;
previous = self->entry == &cmd_previous_window_entry;
if (args_has(self->args, 'p'))
previous = 1;
last = self->entry == &cmd_last_window_entry;
if (args_has(self->args, 'l'))
last = 1;
if (next || previous || last) {
activity = args_has(self->args, 'a');
if (next) {
if (session_next(s, activity) != 0) {
cmdq_error(cmdq, "no next window");
return (CMD_RETURN_ERROR);
}
} else if (previous) {
if (session_previous(s, activity) != 0) {
cmdq_error(cmdq, "no previous window");
return (CMD_RETURN_ERROR);
}
} else {
if (session_last(s) != 0) {
cmdq_error(cmdq, "no last window");
return (CMD_RETURN_ERROR);
}
}
server_redraw_session(s);
} else {
/*
* If -T and select-window is invoked on same window as
* current, switch to previous window.
*/
if (args_has(self->args, 'T') && wl == s->curw) {
if (session_last(s) != 0) {
cmdq_error(cmdq, "no last window");
return (-1);
}
server_redraw_session(s);
} else if (session_select(s, wl->idx) == 0)
server_redraw_session(s);
}
recalculate_sizes();
return (CMD_RETURN_NORMAL);
}
int
cmd_select_window_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct args *args = self->args;
struct winlink *wl;
struct session *s;
int next, previous, last, activity;
next = self->entry == &cmd_next_window_entry;
if (args_has(self->args, 'n'))
next = 1;
previous = self->entry == &cmd_previous_window_entry;
if (args_has(self->args, 'p'))
previous = 1;
last = self->entry == &cmd_last_window_entry;
if (args_has(self->args, 'l'))
last = 1;
if (next || previous || last) {
s = cmd_find_session(ctx, args_get(args, 't'), 0);
if (s == NULL)
return (-1);
activity = args_has(self->args, 'a');
if (next) {
if (session_next(s, activity) != 0) {
ctx->error(ctx, "no next window");
return (-1);
}
} else if (previous) {
if (session_previous(s, activity) != 0) {
ctx->error(ctx, "no previous window");
return (-1);
}
} else {
if (session_last(s) != 0) {
ctx->error(ctx, "no last window");
return (-1);
}
}
server_redraw_session(s);
} else {
wl = cmd_find_window(ctx, args_get(args, 't'), &s);
if (wl == NULL)
return (-1);
if (session_select(s, wl->idx) == 0)
server_redraw_session(s);
}
recalculate_sizes();
return (0);
}
int
cmd_split_window_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct cmd_split_window_data *data = self->data;
struct session *s;
struct winlink *wl;
struct window *w;
struct window_pane *wp, *new_wp = NULL;
struct environ env;
char *cmd, *cwd, *cause;
const char *shell;
u_int hlimit;
int size;
enum layout_type type;
struct layout_cell *lc;
if ((wl = cmd_find_pane(ctx, data->target, &s, &wp)) == NULL)
return (-1);
w = wl->window;
environ_init(&env);
environ_copy(&global_environ, &env);
environ_copy(&s->environ, &env);
server_fill_environ(s, &env);
cmd = data->cmd;
if (cmd == NULL)
cmd = options_get_string(&s->options, "default-command");
if (ctx->cmdclient == NULL || ctx->cmdclient->cwd == NULL)
cwd = options_get_string(&s->options, "default-path");
else
cwd = ctx->cmdclient->cwd;
type = LAYOUT_TOPBOTTOM;
if (data->flag_horizontal)
type = LAYOUT_LEFTRIGHT;
size = -1;
if (data->size != -1)
size = data->size;
else if (data->percentage != -1) {
if (type == LAYOUT_TOPBOTTOM)
size = (wp->sy * data->percentage) / 100;
else
size = (wp->sx * data->percentage) / 100;
}
hlimit = options_get_number(&s->options, "history-limit");
shell = options_get_string(&s->options, "default-shell");
if (*shell == '\0' || areshell(shell))
shell = _PATH_BSHELL;
if ((lc = layout_split_pane(wp, type, size)) == NULL) {
cause = xstrdup("pane too small");
goto error;
}
new_wp = window_add_pane(w, hlimit);
if (window_pane_spawn(
new_wp, cmd, shell, cwd, &env, s->tio, &cause) != 0)
goto error;
layout_assign_pane(lc, new_wp);
server_redraw_window(w);
if (!data->flag_detached) {
window_set_active_pane(w, new_wp);
session_select(s, wl->idx);
server_redraw_session(s);
} else
server_status_session(s);
environ_free(&env);
return (0);
error:
environ_free(&env);
if (new_wp != NULL)
window_remove_pane(w, new_wp);
ctx->error(ctx, "create pane failed: %s", cause);
xfree(cause);
return (-1);
}
int
cmd_join_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct args *args = self->args;
struct session *dst_s;
struct winlink *src_wl, *dst_wl;
struct window *src_w, *dst_w;
struct window_pane *src_wp, *dst_wp;
char *cause;
int size, percentage, dst_idx;
enum layout_type type;
struct layout_cell *lc;
dst_wl = cmd_find_pane(ctx, args_get(args, 't'), &dst_s, &dst_wp);
if (dst_wl == NULL)
return (-1);
dst_w = dst_wl->window;
dst_idx = dst_wl->idx;
src_wl = cmd_find_pane(ctx, args_get(args, 's'), NULL, &src_wp);
if (src_wl == NULL)
return (-1);
src_w = src_wl->window;
if (src_w == dst_w) {
ctx->error(ctx, "can't join a pane to its own window");
return (-1);
}
type = LAYOUT_TOPBOTTOM;
if (args_has(args, 'h'))
type = LAYOUT_LEFTRIGHT;
size = -1;
if (args_has(args, 'l')) {
size = args_strtonum(args, 'l', 0, INT_MAX, &cause);
if (cause != NULL) {
ctx->error(ctx, "size %s", cause);
xfree(cause);
return (-1);
}
} else if (args_has(args, 'p')) {
percentage = args_strtonum(args, 'p', 0, 100, &cause);
if (cause != NULL) {
ctx->error(ctx, "percentage %s", cause);
xfree(cause);
return (-1);
}
if (type == LAYOUT_TOPBOTTOM)
size = (dst_wp->sy * percentage) / 100;
else
size = (dst_wp->sx * percentage) / 100;
}
if ((lc = layout_split_pane(dst_wp, type, size)) == NULL) {
ctx->error(ctx, "create pane failed: pane too small");
return (-1);
}
layout_close_pane(src_wp);
if (src_w->active == src_wp) {
src_w->active = TAILQ_PREV(src_wp, window_panes, entry);
if (src_w->active == NULL)
src_w->active = TAILQ_NEXT(src_wp, entry);
}
TAILQ_REMOVE(&src_w->panes, src_wp, entry);
if (window_count_panes(src_w) == 0)
server_kill_window(src_w);
src_wp->window = dst_w;
TAILQ_INSERT_AFTER(&dst_w->panes, dst_wp, src_wp, entry);
layout_assign_pane(lc, src_wp);
recalculate_sizes();
server_redraw_window(src_w);
server_redraw_window(dst_w);
if (!args_has(args, 'd')) {
window_set_active_pane(dst_w, src_wp);
session_select(dst_s, dst_idx);
server_redraw_session(dst_s);
} else
server_status_session(dst_s);
return (0);
}
int
cmd_split_window_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct args *args = self->args;
struct session *s;
struct winlink *wl;
struct window *w;
struct window_pane *wp, *new_wp = NULL;
struct environ env;
char *cmd, *cwd, *cause;
const char *shell;
u_int hlimit, paneidx;
int size, percentage;
enum layout_type type;
struct layout_cell *lc;
if ((wl = cmd_find_pane(ctx, args_get(args, 't'), &s, &wp)) == NULL)
return (-1);
w = wl->window;
environ_init(&env);
environ_copy(&global_environ, &env);
environ_copy(&s->environ, &env);
server_fill_environ(s, &env);
if (args->argc == 0)
cmd = options_get_string(&s->options, "default-command");
else
cmd = args->argv[0];
cwd = options_get_string(&s->options, "default-path");
if (*cwd == '\0') {
if (ctx->cmdclient != NULL && ctx->cmdclient->cwd != NULL)
cwd = ctx->cmdclient->cwd;
else
cwd = s->cwd;
}
type = LAYOUT_TOPBOTTOM;
if (args_has(args, 'h'))
type = LAYOUT_LEFTRIGHT;
size = -1;
if (args_has(args, 's')) {
size = args_strtonum(args, 's', 0, INT_MAX, &cause);
if (cause != NULL) {
ctx->error(ctx, "size %s", cause);
xfree(cause);
return (-1);
}
} else if (args_has(args, 'p')) {
percentage = args_strtonum(args, 'p', 0, INT_MAX, &cause);
if (cause != NULL) {
ctx->error(ctx, "percentage %s", cause);
xfree(cause);
return (-1);
}
if (type == LAYOUT_TOPBOTTOM)
size = (wp->sy * percentage) / 100;
else
size = (wp->sx * percentage) / 100;
}
hlimit = options_get_number(&s->options, "history-limit");
shell = options_get_string(&s->options, "default-shell");
if (*shell == '\0' || areshell(shell))
shell = _PATH_BSHELL;
if ((lc = layout_split_pane(wp, type, size)) == NULL) {
cause = xstrdup("pane too small");
goto error;
}
new_wp = window_add_pane(w, hlimit);
if (window_pane_spawn(
new_wp, cmd, shell, cwd, &env, s->tio, &cause) != 0)
goto error;
layout_assign_pane(lc, new_wp);
server_redraw_window(w);
if (!args_has(args, 'd')) {
window_set_active_pane(w, new_wp);
session_select(s, wl->idx);
server_redraw_session(s);
} else
server_status_session(s);
environ_free(&env);
if (args_has(args, 'P')) {
paneidx = window_pane_index(wl->window, new_wp);
ctx->print(ctx, "%s:%u.%u", s->name, wl->idx, paneidx);
}
return (0);
error:
environ_free(&env);
if (new_wp != NULL)
window_remove_pane(w, new_wp);
ctx->error(ctx, "create pane failed: %s", cause);
xfree(cause);
return (-1);
}
int
cmd_new_session_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct args *args = self->args;
struct session *s, *old_s, *groupwith;
struct window *w;
struct window_pane *wp;
struct environ env;
struct termios tio, *tiop;
struct passwd *pw;
const char *newname, *target, *update, *cwd;
char *overrides, *cmd, *cause;
int detached, idx;
u_int sx, sy, i;
newname = args_get(args, 's');
if (newname != NULL && session_find(newname) != NULL) {
ctx->error(ctx, "duplicate session: %s", newname);
return (-1);
}
target = args_get(args, 't');
if (target != NULL) {
groupwith = cmd_find_session(ctx, target);
if (groupwith == NULL)
return (-1);
} else
groupwith = NULL;
/*
* There are three cases:
*
* 1. If cmdclient is non-NULL, new-session has been called from the
* command-line - cmdclient is to become a new attached, interactive
* client. Unless -d is given, the terminal must be opened and then
* the client sent MSG_READY.
*
* 2. If cmdclient is NULL, new-session has been called from an
* existing client (such as a key binding).
*
* 3. Both are NULL, the command was in the configuration file. Treat
* this as if -d was given even if it was not.
*
* In all cases, a new additional session needs to be created and
* (unless -d) set as the current session for the client.
*/
/* Set -d if no client. */
detached = args_has(args, 'd');
if (ctx->cmdclient == NULL && ctx->curclient == NULL)
detached = 1;
/*
* Save the termios settings, part of which is used for new windows in
* this session.
*
* This is read again with tcgetattr() rather than using tty.tio as if
* detached, tty_open won't be called. Because of this, it must be done
* before opening the terminal as that calls tcsetattr() to prepare for
* tmux taking over.
*/
if (ctx->cmdclient != NULL && ctx->cmdclient->tty.fd != -1) {
if (tcgetattr(ctx->cmdclient->tty.fd, &tio) != 0)
fatal("tcgetattr failed");
tiop = &tio;
} else
tiop = NULL;
/* Open the terminal if necessary. */
if (!detached && ctx->cmdclient != NULL) {
if (!(ctx->cmdclient->flags & CLIENT_TERMINAL)) {
ctx->error(ctx, "not a terminal");
return (-1);
}
overrides =
options_get_string(&global_s_options, "terminal-overrides");
if (tty_open(&ctx->cmdclient->tty, overrides, &cause) != 0) {
ctx->error(ctx, "open terminal failed: %s", cause);
xfree(cause);
return (-1);
}
}
/* Get the new session working directory. */
if (ctx->cmdclient != NULL && ctx->cmdclient->cwd != NULL)
cwd = ctx->cmdclient->cwd;
else {
pw = getpwuid(getuid());
if (pw->pw_dir != NULL && *pw->pw_dir != '\0')
cwd = pw->pw_dir;
else
cwd = "/";
}
/* Find new session size. */
if (detached) {
sx = 80;
sy = 24;
} else if (ctx->cmdclient != NULL) {
sx = ctx->cmdclient->tty.sx;
sy = ctx->cmdclient->tty.sy;
} else {
sx = ctx->curclient->tty.sx;
sy = ctx->curclient->tty.sy;
}
if (sy > 0 && options_get_number(&global_s_options, "status"))
sy--;
if (sx == 0)
sx = 1;
if (sy == 0)
sy = 1;
/* Figure out the command for the new window. */
if (target != NULL)
cmd = NULL;
else if (args->argc != 0)
cmd = args->argv[0];
else
cmd = options_get_string(&global_s_options, "default-command");
/* Construct the environment. */
environ_init(&env);
update = options_get_string(&global_s_options, "update-environment");
if (ctx->cmdclient != NULL)
environ_update(update, &ctx->cmdclient->environ, &env);
/* Create the new session. */
idx = -1 - options_get_number(&global_s_options, "base-index");
s = session_create(newname, cmd, cwd, &env, tiop, idx, sx, sy, &cause);
if (s == NULL) {
ctx->error(ctx, "create session failed: %s", cause);
xfree(cause);
return (-1);
}
environ_free(&env);
/* Set the initial window name if one given. */
if (cmd != NULL && args_has(args, 'n')) {
w = s->curw->window;
xfree(w->name);
w->name = xstrdup(args_get(args, 'n'));
options_set_number(&w->options, "automatic-rename", 0);
}
/*
* If a target session is given, this is to be part of a session group,
* so add it to the group and synchronize.
*/
if (groupwith != NULL) {
session_group_add(groupwith, s);
session_group_synchronize_to(s);
session_select(s, RB_ROOT(&s->windows)->idx);
}
/*
* Set the client to the new session. If a command client exists, it is
* taking this session and needs to get MSG_READY and stay around.
*/
if (!detached) {
if (ctx->cmdclient != NULL) {
server_write_client(ctx->cmdclient, MSG_READY, NULL, 0);
old_s = ctx->cmdclient->session;
if (old_s != NULL)
ctx->cmdclient->last_session = old_s;
ctx->cmdclient->session = s;
session_update_activity(s);
server_redraw_client(ctx->cmdclient);
} else {
old_s = ctx->curclient->session;
if (old_s != NULL)
ctx->curclient->last_session = old_s;
ctx->curclient->session = s;
session_update_activity(s);
server_redraw_client(ctx->curclient);
}
}
recalculate_sizes();
server_update_socket();
/*
* If there are still configuration file errors to display, put the new
* session's current window into more mode and display them now.
*/
if (cfg_finished && !ARRAY_EMPTY(&cfg_causes)) {
wp = s->curw->window->active;
window_pane_set_mode(wp, &window_copy_mode);
window_copy_init_for_output(wp);
for (i = 0; i < ARRAY_LENGTH(&cfg_causes); i++) {
cause = ARRAY_ITEM(&cfg_causes, i);
window_copy_add(wp, "%s", cause);
xfree(cause);
}
ARRAY_FREE(&cfg_causes);
}
return (!detached); /* 1 means don't tell command client to exit */
}
enum cmd_retval
cmd_split_window_exec(struct cmd *self, struct cmd_q *cmdq)
{
struct args *args = self->args;
struct session *s;
struct winlink *wl;
struct window *w;
struct window_pane *wp, *new_wp = NULL;
struct environ env;
const char *cmd, *shell, *template;
char *cause, *new_cause, *cp;
u_int hlimit;
int size, percentage, cwd, fd = -1;
enum layout_type type;
struct layout_cell *lc;
struct client *c;
struct format_tree *ft;
if ((wl = cmd_find_pane(cmdq, args_get(args, 't'), &s, &wp)) == NULL)
return (CMD_RETURN_ERROR);
w = wl->window;
server_unzoom_window(w);
environ_init(&env);
environ_copy(&global_environ, &env);
environ_copy(&s->environ, &env);
server_fill_environ(s, &env);
if (args->argc == 0)
cmd = options_get_string(&s->options, "default-command");
else
cmd = args->argv[0];
if (args_has(args, 'c')) {
ft = format_create();
if ((c = cmd_find_client(cmdq, NULL, 1)) != NULL)
format_client(ft, c);
format_session(ft, s);
format_winlink(ft, s, s->curw);
format_window_pane(ft, s->curw->window->active);
cp = format_expand(ft, args_get(args, 'c'));
format_free(ft);
fd = open(cp, O_RDONLY|O_DIRECTORY);
free(cp);
if (fd == -1) {
cmdq_error(cmdq, "bad working directory: %s",
strerror(errno));
return (CMD_RETURN_ERROR);
}
cwd = fd;
} else if (cmdq->client != NULL && cmdq->client->session == NULL)
cwd = cmdq->client->cwd;
else
cwd = s->cwd;
type = LAYOUT_TOPBOTTOM;
if (args_has(args, 'h'))
type = LAYOUT_LEFTRIGHT;
size = -1;
if (args_has(args, 'l')) {
size = args_strtonum(args, 'l', 0, INT_MAX, &cause);
if (cause != NULL) {
xasprintf(&new_cause, "size %s", cause);
free(cause);
cause = new_cause;
goto error;
}
} else if (args_has(args, 'p')) {
percentage = args_strtonum(args, 'p', 0, INT_MAX, &cause);
if (cause != NULL) {
xasprintf(&new_cause, "percentage %s", cause);
free(cause);
cause = new_cause;
goto error;
}
if (type == LAYOUT_TOPBOTTOM)
size = (wp->sy * percentage) / 100;
else
size = (wp->sx * percentage) / 100;
}
hlimit = options_get_number(&s->options, "history-limit");
shell = options_get_string(&s->options, "default-shell");
if (*shell == '\0' || areshell(shell))
shell = _PATH_BSHELL;
if ((lc = layout_split_pane(wp, type, size, 0)) == NULL) {
cause = xstrdup("pane too small");
goto error;
}
new_wp = window_add_pane(w, hlimit);
if (window_pane_spawn(
new_wp, cmd, shell, cwd, &env, s->tio, &cause) != 0)
goto error;
layout_assign_pane(lc, new_wp);
server_redraw_window(w);
if (!args_has(args, 'd')) {
window_set_active_pane(w, new_wp);
session_select(s, wl->idx);
server_redraw_session(s);
} else
server_status_session(s);
environ_free(&env);
if (args_has(args, 'P')) {
if ((template = args_get(args, 'F')) == NULL)
enum cmd_retval
join_pane(struct cmd *self, struct cmd_q *cmdq, int not_same_window)
{
struct args *args = self->args;
struct session *dst_s;
struct winlink *src_wl, *dst_wl;
struct window *src_w, *dst_w;
struct window_pane *src_wp, *dst_wp;
char *cause;
int size, percentage, dst_idx;
enum layout_type type;
struct layout_cell *lc;
dst_wl = cmd_find_pane(cmdq, args_get(args, 't'), &dst_s, &dst_wp);
if (dst_wl == NULL)
return (CMD_RETURN_ERROR);
dst_w = dst_wl->window;
dst_idx = dst_wl->idx;
server_unzoom_window(dst_w);
src_wl = cmd_find_pane(cmdq, args_get(args, 's'), NULL, &src_wp);
if (src_wl == NULL)
return (CMD_RETURN_ERROR);
src_w = src_wl->window;
server_unzoom_window(src_w);
if (not_same_window && src_w == dst_w) {
cmdq_error(cmdq, "can't join a pane to its own window");
return (CMD_RETURN_ERROR);
}
if (!not_same_window && src_wp == dst_wp) {
cmdq_error(cmdq, "source and target panes must be different");
return (CMD_RETURN_ERROR);
}
type = LAYOUT_TOPBOTTOM;
if (args_has(args, 'h'))
type = LAYOUT_LEFTRIGHT;
size = -1;
if (args_has(args, 'l')) {
size = args_strtonum(args, 'l', 0, INT_MAX, &cause);
if (cause != NULL) {
cmdq_error(cmdq, "size %s", cause);
free(cause);
return (CMD_RETURN_ERROR);
}
} else if (args_has(args, 'p')) {
percentage = args_strtonum(args, 'p', 0, 100, &cause);
if (cause != NULL) {
cmdq_error(cmdq, "percentage %s", cause);
free(cause);
return (CMD_RETURN_ERROR);
}
if (type == LAYOUT_TOPBOTTOM)
size = (dst_wp->sy * percentage) / 100;
else
size = (dst_wp->sx * percentage) / 100;
}
lc = layout_split_pane(dst_wp, type, size, args_has(args, 'b'));
if (lc == NULL) {
cmdq_error(cmdq, "create pane failed: pane too small");
return (CMD_RETURN_ERROR);
}
layout_close_pane(src_wp);
window_lost_pane(src_w, src_wp);
TAILQ_REMOVE(&src_w->panes, src_wp, entry);
if (window_count_panes(src_w) == 0)
server_kill_window(src_w);
else
notify_window_layout_changed(src_w);
src_wp->window = dst_w;
TAILQ_INSERT_AFTER(&dst_w->panes, dst_wp, src_wp, entry);
layout_assign_pane(lc, src_wp);
recalculate_sizes();
server_redraw_window(src_w);
server_redraw_window(dst_w);
if (!args_has(args, 'd')) {
window_set_active_pane(dst_w, src_wp);
session_select(dst_s, dst_idx);
server_redraw_session(dst_s);
} else
server_status_session(dst_s);
notify_window_layout_changed(dst_w);
return (CMD_RETURN_NORMAL);
}
enum cmd_retval
cmd_split_window_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct args *args = self->args;
struct session *s;
struct winlink *wl;
struct window *w;
struct window_pane *wp, *new_wp = NULL;
struct environ env;
const char *cmd, *cwd, *shell;
char *cause, *new_cause;
u_int hlimit;
int size, percentage;
enum layout_type type;
struct layout_cell *lc;
const char *template;
struct client *c;
struct format_tree *ft;
char *cp;
if ((wl = cmd_find_pane(ctx, args_get(args, 't'), &s, &wp)) == NULL)
return (CMD_RETURN_ERROR);
w = wl->window;
environ_init(&env);
environ_copy(&global_environ, &env);
environ_copy(&s->environ, &env);
server_fill_environ(s, &env);
if (args->argc == 0)
cmd = options_get_string(&s->options, "default-command");
else
cmd = args->argv[0];
cwd = cmd_get_default_path(ctx, args_get(args, 'c'));
type = LAYOUT_TOPBOTTOM;
if (args_has(args, 'h'))
type = LAYOUT_LEFTRIGHT;
size = -1;
if (args_has(args, 'l')) {
size = args_strtonum(args, 'l', 0, INT_MAX, &cause);
if (cause != NULL) {
xasprintf(&new_cause, "size %s", cause);
free(cause);
cause = new_cause;
goto error;
}
} else if (args_has(args, 'p')) {
percentage = args_strtonum(args, 'p', 0, INT_MAX, &cause);
if (cause != NULL) {
xasprintf(&new_cause, "percentage %s", cause);
free(cause);
cause = new_cause;
goto error;
}
if (type == LAYOUT_TOPBOTTOM)
size = (wp->sy * percentage) / 100;
else
size = (wp->sx * percentage) / 100;
}
hlimit = options_get_number(&s->options, "history-limit");
shell = options_get_string(&s->options, "default-shell");
if (*shell == '\0' || areshell(shell))
shell = _PATH_BSHELL;
if ((lc = layout_split_pane(wp, type, size, 0)) == NULL) {
cause = xstrdup("pane too small");
goto error;
}
new_wp = window_add_pane(w, hlimit);
if (window_pane_spawn(
new_wp, cmd, shell, cwd, &env, s->tio, &cause) != 0)
goto error;
layout_assign_pane(lc, new_wp);
server_redraw_window(w);
if (!args_has(args, 'd')) {
window_set_active_pane(w, new_wp);
session_select(s, wl->idx);
server_redraw_session(s);
} else
server_status_session(s);
environ_free(&env);
if (args_has(args, 'P')) {
if ((template = args_get(args, 'F')) == NULL)
enum cmd_retval
cmd_new_window_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct args *args = self->args;
struct session *s;
struct winlink *wl;
struct client *c;
const char *cmd, *cwd;
const char *template;
char *cause;
int idx, last, detached;
struct format_tree *ft;
char *cp;
if (args_has(args, 'a')) {
wl = cmd_find_window(ctx, args_get(args, 't'), &s);
if (wl == NULL)
return (CMD_RETURN_ERROR);
idx = wl->idx + 1;
/* Find the next free index. */
for (last = idx; last < INT_MAX; last++) {
if (winlink_find_by_index(&s->windows, last) == NULL)
break;
}
if (last == INT_MAX) {
ctx->error(ctx, "no free window indexes");
return (CMD_RETURN_ERROR);
}
/* Move everything from last - 1 to idx up a bit. */
for (; last > idx; last--) {
wl = winlink_find_by_index(&s->windows, last - 1);
server_link_window(s, wl, s, last, 0, 0, NULL);
server_unlink_window(s, wl);
}
} else {
if ((idx = cmd_find_index(ctx, args_get(args, 't'), &s)) == -2)
return (CMD_RETURN_ERROR);
}
detached = args_has(args, 'd');
wl = NULL;
if (idx != -1)
wl = winlink_find_by_index(&s->windows, idx);
if (wl != NULL && args_has(args, 'k')) {
/*
* Can't use session_detach as it will destroy session if this
* makes it empty.
*/
notify_window_unlinked(s, wl->window);
wl->flags &= ~WINLINK_ALERTFLAGS;
winlink_stack_remove(&s->lastw, wl);
winlink_remove(&s->windows, wl);
/* Force select/redraw if current. */
if (wl == s->curw) {
detached = 0;
s->curw = NULL;
}
}
if (args->argc == 0)
cmd = options_get_string(&s->options, "default-command");
else
cmd = args->argv[0];
cwd = cmd_get_default_path(ctx, args_get(args, 'c'));
if (idx == -1)
idx = -1 - options_get_number(&s->options, "base-index");
wl = session_new(s, args_get(args, 'n'), cmd, cwd, idx, &cause);
if (wl == NULL) {
ctx->error(ctx, "create window failed: %s", cause);
free(cause);
return (CMD_RETURN_ERROR);
}
if (!detached) {
session_select(s, wl->idx);
server_redraw_session_group(s);
} else
server_status_session_group(s);
if (args_has(args, 'P')) {
if ((template = args_get(args, 'F')) == NULL)
int
cmd_new_window_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct cmd_new_window_data *data = self->data;
struct session *s;
struct winlink *wl;
char *cmd, *cwd, *cause;
int idx;
if (data == NULL)
return (0);
if (arg_parse_window(data->target, &s, &idx) != 0) {
ctx->error(ctx, "bad window: %s", data->target);
return (-1);
}
if (s == NULL)
s = ctx->cursession;
if (s == NULL)
s = cmd_current_session(ctx);
if (s == NULL) {
ctx->error(ctx, "session not found: %s", data->target);
return (-1);
}
wl = NULL;
if (idx != -1)
wl = winlink_find_by_index(&s->windows, idx);
if (wl != NULL) {
if (data->flag_kill) {
/*
* Can't use session_detach as it will destroy session
* if this makes it empty.
*/
session_alert_cancel(s, wl);
winlink_stack_remove(&s->lastw, wl);
winlink_remove(&s->windows, wl);
/* Force select/redraw if current. */
if (wl == s->curw) {
data->flag_detached = 0;
s->curw = NULL;
}
}
}
cmd = data->cmd;
if (cmd == NULL)
cmd = options_get_string(&s->options, "default-command");
if (ctx->cmdclient == NULL || ctx->cmdclient->cwd == NULL)
cwd = options_get_string(&global_options, "default-path");
else
cwd = ctx->cmdclient->cwd;
wl = session_new(s, data->name, cmd, cwd, idx, &cause);
if (wl == NULL) {
ctx->error(ctx, "create window failed: %s", cause);
xfree(cause);
return (-1);
}
if (!data->flag_detached) {
session_select(s, wl->idx);
server_redraw_session(s);
} else
server_status_session(s);
return (0);
}
static enum cmd_retval
cmd_new_session_exec(struct cmd *self, struct cmdq_item *item)
{
struct args *args = self->args;
struct client *c = item->client;
struct session *s, *as;
struct session *groupwith = item->state.tflag.s;
struct window *w;
struct environ *env;
struct termios tio, *tiop;
const char *newname, *target, *update, *errstr, *template;
const char *path, *cwd, *to_free = NULL;
char **argv, *cmd, *cause, *cp;
int detached, already_attached, idx, argc;
u_int sx, sy;
struct format_tree *ft;
struct environ_entry *envent;
struct cmd_find_state fs;
if (self->entry == &cmd_has_session_entry) {
/*
* cmd_prepare() will fail if the session cannot be found,
* hence always return success here.
*/
return (CMD_RETURN_NORMAL);
}
if (args_has(args, 't') && (args->argc != 0 || args_has(args, 'n'))) {
cmdq_error(item, "command or window name given with target");
return (CMD_RETURN_ERROR);
}
newname = args_get(args, 's');
if (newname != NULL) {
if (!session_check_name(newname)) {
cmdq_error(item, "bad session name: %s", newname);
return (CMD_RETURN_ERROR);
}
if ((as = session_find(newname)) != NULL) {
if (args_has(args, 'A')) {
/*
* This item is now destined for
* attach-session. Because attach-session will
* have already been prepared, copy this
* session into its tflag so it can be used.
*/
cmd_find_from_session(&item->state.tflag, as);
return (cmd_attach_session(item,
args_has(args, 'D'), 0, NULL,
args_has(args, 'E')));
}
cmdq_error(item, "duplicate session: %s", newname);
return (CMD_RETURN_ERROR);
}
}
if ((target = args_get(args, 't')) != NULL) {
if (groupwith == NULL) {
cmdq_error(item, "no such session: %s", target);
goto error;
}
} else
groupwith = NULL;
/* Set -d if no client. */
detached = args_has(args, 'd');
if (c == NULL)
detached = 1;
/* Is this client already attached? */
already_attached = 0;
if (c != NULL && c->session != NULL)
already_attached = 1;
/* Get the new session working directory. */
if (args_has(args, 'c')) {
ft = format_create(item, 0);
format_defaults(ft, c, NULL, NULL, NULL);
to_free = cwd = format_expand(ft, args_get(args, 'c'));
format_free(ft);
} else if (c != NULL && c->session == NULL && c->cwd != NULL)
cwd = c->cwd;
else
cwd = ".";
/*
* If this is a new client, check for nesting and save the termios
* settings (part of which is used for new windows in this session).
*
* tcgetattr() is used rather than using tty.tio since if the client is
* detached, tty_open won't be called. It must be done before opening
* the terminal as that calls tcsetattr() to prepare for tmux taking
* over.
*/
if (!detached && !already_attached && c->tty.fd != -1) {
if (server_client_check_nested(item->client)) {
cmdq_error(item, "sessions should be nested with care, "
"unset $TMUX to force");
return (CMD_RETURN_ERROR);
}
if (tcgetattr(c->tty.fd, &tio) != 0)
fatal("tcgetattr failed");
tiop = &tio;
} else
tiop = NULL;
/* Open the terminal if necessary. */
if (!detached && !already_attached) {
if (server_client_open(c, &cause) != 0) {
cmdq_error(item, "open terminal failed: %s", cause);
free(cause);
goto error;
}
}
/* Find new session size. */
if (c != NULL) {
sx = c->tty.sx;
sy = c->tty.sy;
} else {
sx = 80;
sy = 24;
}
if (detached && args_has(args, 'x')) {
sx = strtonum(args_get(args, 'x'), 1, USHRT_MAX, &errstr);
if (errstr != NULL) {
cmdq_error(item, "width %s", errstr);
goto error;
}
}
if (detached && args_has(args, 'y')) {
sy = strtonum(args_get(args, 'y'), 1, USHRT_MAX, &errstr);
if (errstr != NULL) {
cmdq_error(item, "height %s", errstr);
goto error;
}
}
if (sy > 0 && options_get_number(global_s_options, "status"))
sy--;
if (sx == 0)
sx = 1;
if (sy == 0)
sy = 1;
/* Figure out the command for the new window. */
argc = -1;
argv = NULL;
if (!args_has(args, 't') && args->argc != 0) {
argc = args->argc;
argv = args->argv;
} else if (groupwith == NULL) {
cmd = options_get_string(global_s_options, "default-command");
if (cmd != NULL && *cmd != '\0') {
argc = 1;
argv = &cmd;
} else {
argc = 0;
argv = NULL;
}
}
path = NULL;
if (c != NULL && c->session == NULL)
envent = environ_find(c->environ, "PATH");
else
envent = environ_find(global_environ, "PATH");
if (envent != NULL)
path = envent->value;
/* Construct the environment. */
env = environ_create();
if (c != NULL && !args_has(args, 'E')) {
update = options_get_string(global_s_options,
"update-environment");
environ_update(update, c->environ, env);
}
/* Create the new session. */
idx = -1 - options_get_number(global_s_options, "base-index");
s = session_create(newname, argc, argv, path, cwd, env, tiop, idx, sx,
sy, &cause);
environ_free(env);
if (s == NULL) {
cmdq_error(item, "create session failed: %s", cause);
free(cause);
goto error;
}
/* Set the initial window name if one given. */
if (argc >= 0 && args_has(args, 'n')) {
w = s->curw->window;
window_set_name(w, args_get(args, 'n'));
options_set_number(w->options, "automatic-rename", 0);
}
/*
* If a target session is given, this is to be part of a session group,
* so add it to the group and synchronize.
*/
if (groupwith != NULL) {
session_group_add(groupwith, s);
session_group_synchronize_to(s);
session_select(s, RB_MIN(winlinks, &s->windows)->idx);
}
notify_session("session-created", s);
/*
* Set the client to the new session. If a command client exists, it is
* taking this session and needs to get MSG_READY and stay around.
*/
if (!detached) {
if (!already_attached) {
if (~c->flags & CLIENT_CONTROL)
proc_send(c->peer, MSG_READY, -1, NULL, 0);
} else if (c->session != NULL)
c->last_session = c->session;
c->session = s;
server_client_set_key_table(c, NULL);
status_timer_start(c);
notify_client("client-session-changed", c);
session_update_activity(s, NULL);
gettimeofday(&s->last_attached_time, NULL);
server_redraw_client(c);
}
recalculate_sizes();
server_update_socket();
/*
* If there are still configuration file errors to display, put the new
* session's current window into more mode and display them now.
*/
if (cfg_finished)
cfg_show_causes(s);
/* Print if requested. */
if (args_has(args, 'P')) {
if ((template = args_get(args, 'F')) == NULL)
static enum cmd_retval
cmd_join_pane_exec(struct cmd *self, struct cmdq_item *item)
{
struct args *args = self->args;
struct cmd_find_state *current = &item->shared->current;
struct session *dst_s;
struct winlink *src_wl, *dst_wl;
struct window *src_w, *dst_w;
struct window_pane *src_wp, *dst_wp;
char *cause;
int size, percentage, dst_idx;
enum layout_type type;
struct layout_cell *lc;
int not_same_window, flags;
if (self->entry == &cmd_join_pane_entry)
not_same_window = 1;
else
not_same_window = 0;
dst_s = item->target.s;
dst_wl = item->target.wl;
dst_wp = item->target.wp;
dst_w = dst_wl->window;
dst_idx = dst_wl->idx;
server_unzoom_window(dst_w);
src_wl = item->source.wl;
src_wp = item->source.wp;
src_w = src_wl->window;
server_unzoom_window(src_w);
if (not_same_window && src_w == dst_w) {
cmdq_error(item, "can't join a pane to its own window");
return (CMD_RETURN_ERROR);
}
if (!not_same_window && src_wp == dst_wp) {
cmdq_error(item, "source and target panes must be different");
return (CMD_RETURN_ERROR);
}
type = LAYOUT_TOPBOTTOM;
if (args_has(args, 'h'))
type = LAYOUT_LEFTRIGHT;
size = -1;
if (args_has(args, 'l')) {
size = args_strtonum(args, 'l', 0, INT_MAX, &cause);
if (cause != NULL) {
cmdq_error(item, "size %s", cause);
free(cause);
return (CMD_RETURN_ERROR);
}
} else if (args_has(args, 'p')) {
percentage = args_strtonum(args, 'p', 0, 100, &cause);
if (cause != NULL) {
cmdq_error(item, "percentage %s", cause);
free(cause);
return (CMD_RETURN_ERROR);
}
if (type == LAYOUT_TOPBOTTOM)
size = (dst_wp->sy * percentage) / 100;
else
size = (dst_wp->sx * percentage) / 100;
}
if (args_has(args, 'b'))
flags = SPAWN_BEFORE;
else
flags = 0;
lc = layout_split_pane(dst_wp, type, size, flags);
if (lc == NULL) {
cmdq_error(item, "create pane failed: pane too small");
return (CMD_RETURN_ERROR);
}
layout_close_pane(src_wp);
window_lost_pane(src_w, src_wp);
TAILQ_REMOVE(&src_w->panes, src_wp, entry);
src_wp->window = dst_w;
TAILQ_INSERT_AFTER(&dst_w->panes, dst_wp, src_wp, entry);
layout_assign_pane(lc, src_wp);
recalculate_sizes();
server_redraw_window(src_w);
server_redraw_window(dst_w);
if (!args_has(args, 'd')) {
window_set_active_pane(dst_w, src_wp, 1);
session_select(dst_s, dst_idx);
cmd_find_from_session(current, dst_s, 0);
server_redraw_session(dst_s);
} else
server_status_session(dst_s);
if (window_count_panes(src_w) == 0)
server_kill_window(src_w);
else
notify_window("window-layout-changed", src_w);
notify_window("window-layout-changed", dst_w);
return (CMD_RETURN_NORMAL);
}
static enum cmd_retval
cmd_break_pane_exec(struct cmd *self, struct cmdq_item *item)
{
struct args *args = self->args;
struct cmd_find_state *current = &item->shared->current;
struct client *c = cmd_find_client(item, NULL, 1);
struct winlink *wl = item->source.wl;
struct session *src_s = item->source.s;
struct session *dst_s = item->target.s;
struct window_pane *wp = item->source.wp;
struct window *w = wl->window;
char *name, *cause;
int idx = item->target.idx;
const char *template;
char *cp;
if (idx != -1 && winlink_find_by_index(&dst_s->windows, idx) != NULL) {
cmdq_error(item, "index %d already in use", idx);
return (CMD_RETURN_ERROR);
}
if (window_count_panes(w) == 1) {
cmdq_error(item, "can't break with only one pane");
return (CMD_RETURN_ERROR);
}
server_unzoom_window(w);
TAILQ_REMOVE(&w->panes, wp, entry);
window_lost_pane(w, wp);
layout_close_pane(wp);
w = wp->window = window_create(w->sx, w->sy);
TAILQ_INSERT_HEAD(&w->panes, wp, entry);
w->active = wp;
if (!args_has(args, 'n')) {
name = default_window_name(w);
window_set_name(w, name);
free(name);
} else {
window_set_name(w, args_get(args, 'n'));
options_set_number(w->options, "automatic-rename", 0);
}
layout_init(w, wp);
wp->flags |= PANE_CHANGED;
if (idx == -1)
idx = -1 - options_get_number(dst_s->options, "base-index");
wl = session_attach(dst_s, w, idx, &cause); /* can't fail */
if (!args_has(self->args, 'd')) {
session_select(dst_s, wl->idx);
cmd_find_from_session(current, dst_s, 0);
}
server_redraw_session(src_s);
if (src_s != dst_s)
server_redraw_session(dst_s);
server_status_session_group(src_s);
if (src_s != dst_s)
server_status_session_group(dst_s);
if (args_has(args, 'P')) {
if ((template = args_get(args, 'F')) == NULL)
enum cmd_retval
cmd_new_window_exec(struct cmd *self, struct cmd_q *cmdq)
{
struct args *args = self->args;
struct session *s;
struct winlink *wl;
struct client *c;
const char *cmd, *template;
char *cause, *cp;
int idx, last, detached, cwd, fd = -1;
struct format_tree *ft;
if (args_has(args, 'a')) {
wl = cmd_find_window(cmdq, args_get(args, 't'), &s);
if (wl == NULL)
return (CMD_RETURN_ERROR);
idx = wl->idx + 1;
/* Find the next free index. */
for (last = idx; last < INT_MAX; last++) {
if (winlink_find_by_index(&s->windows, last) == NULL)
break;
}
if (last == INT_MAX) {
cmdq_error(cmdq, "no free window indexes");
return (CMD_RETURN_ERROR);
}
/* Move everything from last - 1 to idx up a bit. */
for (; last > idx; last--) {
wl = winlink_find_by_index(&s->windows, last - 1);
server_link_window(s, wl, s, last, 0, 0, NULL);
server_unlink_window(s, wl);
}
} else {
if ((idx = cmd_find_index(cmdq, args_get(args, 't'), &s)) == -2)
return (CMD_RETURN_ERROR);
}
detached = args_has(args, 'd');
wl = NULL;
if (idx != -1)
wl = winlink_find_by_index(&s->windows, idx);
if (wl != NULL && args_has(args, 'k')) {
/*
* Can't use session_detach as it will destroy session if this
* makes it empty.
*/
notify_window_unlinked(s, wl->window);
wl->flags &= ~WINLINK_ALERTFLAGS;
winlink_stack_remove(&s->lastw, wl);
winlink_remove(&s->windows, wl);
/* Force select/redraw if current. */
if (wl == s->curw) {
detached = 0;
s->curw = NULL;
}
}
if (args->argc == 0)
cmd = options_get_string(&s->options, "default-command");
else
cmd = args->argv[0];
if (args_has(args, 'c')) {
ft = format_create();
if ((c = cmd_find_client(cmdq, NULL, 1)) != NULL)
format_client(ft, c);
format_session(ft, s);
format_winlink(ft, s, s->curw);
format_window_pane(ft, s->curw->window->active);
cp = format_expand(ft, args_get(args, 'c'));
format_free(ft);
fd = open(cp, O_RDONLY|O_DIRECTORY);
free(cp);
if (fd == -1) {
cmdq_error(cmdq, "bad working directory: %s",
strerror(errno));
return (CMD_RETURN_ERROR);
}
cwd = fd;
} else if (cmdq->client != NULL && cmdq->client->session == NULL)
cwd = cmdq->client->cwd;
else
cwd = s->cwd;
if (idx == -1)
idx = -1 - options_get_number(&s->options, "base-index");
wl = session_new(s, args_get(args, 'n'), cmd, cwd, idx, &cause);
if (wl == NULL) {
cmdq_error(cmdq, "create window failed: %s", cause);
free(cause);
goto error;
}
if (!detached) {
session_select(s, wl->idx);
server_redraw_session_group(s);
} else
server_status_session_group(s);
if (args_has(args, 'P')) {
if ((template = args_get(args, 'F')) == NULL)
enum cmd_retval
cmd_new_session_exec(struct cmd *self, struct cmd_q *cmdq)
{
struct args *args = self->args;
struct client *c = cmdq->client, *c0;
struct session *s, *groupwith;
struct window *w;
struct environ env;
struct termios tio, *tiop;
const char *newname, *target, *update, *errstr, *template;
const char *path;
char **argv, *cmd, *cause, *cp;
int detached, already_attached, idx, cwd, fd = -1;
int argc;
u_int sx, sy;
struct format_tree *ft;
struct environ_entry *envent;
if (self->entry == &cmd_has_session_entry) {
if (cmd_find_session(cmdq, args_get(args, 't'), 0) == NULL)
return (CMD_RETURN_ERROR);
return (CMD_RETURN_NORMAL);
}
if (args_has(args, 't') && (args->argc != 0 || args_has(args, 'n'))) {
cmdq_error(cmdq, "command or window name given with target");
return (CMD_RETURN_ERROR);
}
newname = args_get(args, 's');
if (newname != NULL) {
if (!session_check_name(newname)) {
cmdq_error(cmdq, "bad session name: %s", newname);
return (CMD_RETURN_ERROR);
}
if (session_find(newname) != NULL) {
if (args_has(args, 'A')) {
return (cmd_attach_session(cmdq, newname,
args_has(args, 'D'), 0, NULL,
args_has(args, 'E')));
}
cmdq_error(cmdq, "duplicate session: %s", newname);
return (CMD_RETURN_ERROR);
}
}
target = args_get(args, 't');
if (target != NULL) {
groupwith = cmd_find_session(cmdq, target, 0);
if (groupwith == NULL)
return (CMD_RETURN_ERROR);
} else
groupwith = NULL;
/* Set -d if no client. */
detached = args_has(args, 'd');
if (c == NULL)
detached = 1;
/* Is this client already attached? */
already_attached = 0;
if (c != NULL && c->session != NULL)
already_attached = 1;
/* Get the new session working directory. */
if (args_has(args, 'c')) {
ft = format_create();
format_defaults(ft, cmd_find_client(cmdq, NULL, 1), NULL, NULL,
NULL);
cp = format_expand(ft, args_get(args, 'c'));
format_free(ft);
if (cp != NULL && *cp != '\0') {
fd = open(cp, O_RDONLY|O_DIRECTORY);
free(cp);
if (fd == -1) {
cmdq_error(cmdq, "bad working directory: %s",
strerror(errno));
return (CMD_RETURN_ERROR);
}
} else if (cp != NULL)
free(cp);
cwd = fd;
} else if (c != NULL && c->session == NULL)
cwd = c->cwd;
else if ((c0 = cmd_find_client(cmdq, NULL, 1)) != NULL)
cwd = c0->session->cwd;
else {
fd = open(".", O_RDONLY);
cwd = fd;
}
/*
* If this is a new client, check for nesting and save the termios
* settings (part of which is used for new windows in this session).
*
* tcgetattr() is used rather than using tty.tio since if the client is
* detached, tty_open won't be called. It must be done before opening
* the terminal as that calls tcsetattr() to prepare for tmux taking
* over.
*/
if (!detached && !already_attached && c->tty.fd != -1) {
if (server_client_check_nested(cmdq->client)) {
cmdq_error(cmdq, "sessions should be nested with care, "
"unset $TMUX to force");
return (CMD_RETURN_ERROR);
}
if (tcgetattr(c->tty.fd, &tio) != 0)
fatal("tcgetattr failed");
tiop = &tio;
} else
tiop = NULL;
/* Open the terminal if necessary. */
if (!detached && !already_attached) {
if (server_client_open(c, &cause) != 0) {
cmdq_error(cmdq, "open terminal failed: %s", cause);
free(cause);
goto error;
}
}
/* Find new session size. */
if (c != NULL) {
sx = c->tty.sx;
sy = c->tty.sy;
} else {
sx = 80;
sy = 24;
}
if (detached && args_has(args, 'x')) {
sx = strtonum(args_get(args, 'x'), 1, USHRT_MAX, &errstr);
if (errstr != NULL) {
cmdq_error(cmdq, "width %s", errstr);
goto error;
}
}
if (detached && args_has(args, 'y')) {
sy = strtonum(args_get(args, 'y'), 1, USHRT_MAX, &errstr);
if (errstr != NULL) {
cmdq_error(cmdq, "height %s", errstr);
goto error;
}
}
if (sy > 0 && options_get_number(&global_s_options, "status"))
sy--;
if (sx == 0)
sx = 1;
if (sy == 0)
sy = 1;
/* Figure out the command for the new window. */
argc = -1;
argv = NULL;
if (target == NULL && args->argc != 0) {
argc = args->argc;
argv = args->argv;
} else if (target == NULL) {
cmd = options_get_string(&global_s_options, "default-command");
if (cmd != NULL && *cmd != '\0') {
argc = 1;
argv = &cmd;
} else {
argc = 0;
argv = NULL;
}
}
path = NULL;
if (c != NULL && c->session == NULL)
envent = environ_find(&c->environ, "PATH");
else
envent = environ_find(&global_environ, "PATH");
if (envent != NULL)
path = envent->value;
/* Construct the environment. */
environ_init(&env);
if (c != NULL && !args_has(args, 'E')) {
update = options_get_string(&global_s_options,
"update-environment");
environ_update(update, &c->environ, &env);
}
/* Create the new session. */
idx = -1 - options_get_number(&global_s_options, "base-index");
s = session_create(newname, argc, argv, path, cwd, &env, tiop, idx, sx,
sy, &cause);
if (s == NULL) {
cmdq_error(cmdq, "create session failed: %s", cause);
free(cause);
goto error;
}
environ_free(&env);
/* Set the initial window name if one given. */
if (argc >= 0 && args_has(args, 'n')) {
w = s->curw->window;
window_set_name(w, args_get(args, 'n'));
options_set_number(&w->options, "automatic-rename", 0);
}
/*
* If a target session is given, this is to be part of a session group,
* so add it to the group and synchronize.
*/
if (groupwith != NULL) {
session_group_add(groupwith, s);
session_group_synchronize_to(s);
session_select(s, RB_MIN(winlinks, &s->windows)->idx);
}
/*
* Set the client to the new session. If a command client exists, it is
* taking this session and needs to get MSG_READY and stay around.
*/
if (!detached) {
if (!already_attached)
server_write_ready(c);
else if (c->session != NULL)
c->last_session = c->session;
c->session = s;
status_timer_start(c);
notify_attached_session_changed(c);
session_update_activity(s);
server_redraw_client(c);
}
recalculate_sizes();
server_update_socket();
/*
* If there are still configuration file errors to display, put the new
* session's current window into more mode and display them now.
*/
if (cfg_finished)
cfg_show_causes(s);
/* Print if requested. */
if (args_has(args, 'P')) {
if ((template = args_get(args, 'F')) == NULL)
int
cmd_new_window_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct cmd_new_window_data *data = self->data;
struct session *s;
struct winlink *wl;
char *cmd, *cwd, *cause;
int idx, last;
if (data == NULL)
return (0);
if (data->flag_insert_after) {
if ((wl = cmd_find_window(ctx, data->target, &s)) == NULL)
return (-1);
idx = wl->idx + 1;
/* Find the next free index. */
for (last = idx; last < INT_MAX; last++) {
if (winlink_find_by_index(&s->windows, last) == NULL)
break;
}
if (last == INT_MAX) {
ctx->error(ctx, "no free window indexes");
return (-1);
}
/* Move everything from last - 1 to idx up a bit. */
for (; last > idx; last--) {
wl = winlink_find_by_index(&s->windows, last - 1);
server_link_window(s, wl, s, last, 0, 0, NULL);
server_unlink_window(s, wl);
}
} else {
if ((idx = cmd_find_index(ctx, data->target, &s)) == -2)
return (-1);
}
wl = NULL;
if (idx != -1)
wl = winlink_find_by_index(&s->windows, idx);
if (wl != NULL && data->flag_kill) {
/*
* Can't use session_detach as it will destroy session if this
* makes it empty.
*/
wl->flags &= ~WINLINK_ALERTFLAGS;
winlink_stack_remove(&s->lastw, wl);
winlink_remove(&s->windows, wl);
/* Force select/redraw if current. */
if (wl == s->curw) {
data->flag_detached = 0;
s->curw = NULL;
}
}
cmd = data->cmd;
if (cmd == NULL)
cmd = options_get_string(&s->options, "default-command");
cwd = options_get_string(&s->options, "default-path");
if (*cwd == '\0') {
if (ctx->cmdclient != NULL && ctx->cmdclient->cwd != NULL)
cwd = ctx->cmdclient->cwd;
else
cwd = s->cwd;
}
if (idx == -1)
idx = -1 - options_get_number(&s->options, "base-index");
wl = session_new(s, data->name, cmd, cwd, idx, &cause);
if (wl == NULL) {
ctx->error(ctx, "create window failed: %s", cause);
xfree(cause);
return (-1);
}
if (!data->flag_detached) {
session_select(s, wl->idx);
server_redraw_session_group(s);
} else
server_status_session_group(s);
if (data->flag_print)
ctx->print(ctx, "%s:%u", s->name, wl->idx);
return (0);
}
