enum cmd_retval
cmd_rename_window_exec(struct cmd *self, struct cmd_q *cmdq)
{
struct args *args = self->args;
struct winlink *wl = cmdq->state.tflag.wl;
window_set_name(wl->window, args->argv[0]);
options_set_number(wl->window->options, "automatic-rename", 0);
server_status_window(wl->window);
return (CMD_RETURN_NORMAL);
}
/* Set an attributes option. */
struct options_entry *
cmd_set_option_attributes(unused struct cmd *self, struct cmd_ctx *ctx,
const struct options_table_entry *oe, struct options *oo, const char *value)
{
int attr;
if ((attr = attributes_fromstring(value)) == -1) {
ctx->error(ctx, "bad attributes: %s", value);
return (NULL);
}
return (options_set_number(oo, oe->name, attr));
}
/* Populate an options tree from a table. */
void
options_table_populate_tree(
const struct options_table_entry *table, struct options *oo)
{
const struct options_table_entry *oe;
for (oe = table; oe->name != NULL; oe++) {
if (oe->default_str != NULL)
options_set_string(oo, oe->name, "%s", oe->default_str);
else
options_set_number(oo, oe->name, oe->default_num);
}
}
/* Set a key option. */
struct options_entry *
cmd_set_option_key(unused struct cmd *self, struct cmd_ctx *ctx,
const struct options_table_entry *oe, struct options *oo, const char *value)
{
int key;
if ((key = key_string_lookup_string(value)) == KEYC_NONE) {
ctx->error(ctx, "bad key: %s", value);
return (NULL);
}
return (options_set_number(oo, oe->name, key));
}
/* Set a colour option. */
struct options_entry *
cmd_set_option_colour(unused struct cmd *self, struct cmd_ctx *ctx,
const struct options_table_entry *oe, struct options *oo, const char *value)
{
int colour;
if ((colour = colour_fromstring(value)) == -1) {
ctx->error(ctx, "bad colour: %s", value);
return (NULL);
}
return (options_set_number(oo, oe->name, colour));
}
/* Rename terminator (ST) received. */
void
input_exit_rename(struct input_ctx *ictx)
{
if (ictx->flags & INPUT_DISCARD)
return;
log_debug("%s: \"%s\"", __func__, ictx->input_buf);
xfree(ictx->wp->window->name);
ictx->wp->window->name = xstrdup(ictx->input_buf);
options_set_number(&ictx->wp->window->options, "automatic-rename", 0);
server_status_window(ictx->wp->window);
}
/* Rename terminator (ST) received. */
void
input_exit_rename(struct input_ctx *ictx)
{
if (ictx->flags & INPUT_DISCARD)
return;
if (!options_get_number(ictx->wp->window->options, "allow-rename"))
return;
log_debug("%s: \"%s\"", __func__, ictx->input_buf);
window_set_name(ictx->wp->window, ictx->input_buf);
options_set_number(ictx->wp->window->options, "automatic-rename", 0);
server_status_window(ictx->wp->window);
}
/* Set an attributes option. */
struct options_entry *
cmd_set_option_attributes(struct cmd *self, struct cmd_ctx *ctx,
const struct options_table_entry *oe, struct options *oo)
{
struct cmd_target_data *data = self->data;
int attr;
if ((attr = attributes_fromstring(data->arg2)) == -1) {
ctx->error(ctx, "bad attributes: %s", data->arg2);
return (NULL);
}
return (options_set_number(oo, oe->name, attr));
}
/* Set a colour option. */
struct options_entry *
cmd_set_option_colour(struct cmd *self, struct cmd_ctx *ctx,
const struct options_table_entry *oe, struct options *oo)
{
struct cmd_target_data *data = self->data;
int colour;
if ((colour = colour_fromstring(data->arg2)) == -1) {
ctx->error(ctx, "bad colour: %s", data->arg2);
return (NULL);
}
return (options_set_number(oo, oe->name, colour));
}
/* Set a number option. */
struct options_entry *
cmd_set_option_number(unused struct cmd *self, struct cmd_q *cmdq,
const struct options_table_entry *oe, struct options *oo, const char *value)
{
long long ll;
const char *errstr;
ll = strtonum(value, oe->minimum, oe->maximum, &errstr);
if (errstr != NULL) {
cmdq_error(cmdq, "value is %s: %s", errstr, value);
return (NULL);
}
return (options_set_number(oo, oe->name, ll));
}
/* Set a number option. */
struct options_entry *
cmd_set_option_number(struct cmd *self, struct cmd_ctx *ctx,
const struct options_table_entry *oe, struct options *oo)
{
struct cmd_target_data *data = self->data;
long long ll;
const char *errstr;
ll = strtonum(data->arg2, oe->minimum, oe->maximum, &errstr);
if (errstr != NULL) {
ctx->error(ctx, "value is %s: %s", errstr, data->arg2);
return (NULL);
}
return (options_set_number(oo, oe->name, ll));
}
enum cmd_retval
cmd_rename_window_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct args *args = self->args;
struct session *s;
struct winlink *wl;
if ((wl = cmd_find_window(ctx, args_get(args, 't'), &s)) == NULL)
return (CMD_RETURN_ERROR);
window_set_name(wl->window, args->argv[0]);
options_set_number(&wl->window->options, "automatic-rename", 0);
server_status_window(wl->window);
return (CMD_RETURN_NORMAL);
}
int
cmd_rename_window_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct cmd_target_data *data = self->data;
struct session *s;
struct winlink *wl;
if ((wl = cmd_find_window(ctx, data->target, &s)) == NULL)
return (-1);
xfree(wl->window->name);
wl->window->name = xstrdup(data->arg);
options_set_number(&wl->window->options, "automatic-rename", 0);
server_status_window(wl->window);
return (0);
}
/* Populate an options tree from a table. */
void
options_table_populate_tree(
const struct options_table_entry *table, struct options *oo)
{
const struct options_table_entry *oe;
for (oe = table; oe->name != NULL; oe++) {
switch (oe->type) {
case OPTIONS_TABLE_STRING:
options_set_string(oo, oe->name, "%s", oe->default_str);
break;
case OPTIONS_TABLE_STYLE:
options_set_style(oo, oe->name, oe->default_str, 0);
break;
default:
options_set_number(oo, oe->name, oe->default_num);
break;
}
}
}
void
cmd_set_option_attributes(struct cmd_ctx *ctx, struct options *oo,
const struct set_option_entry *entry, char *value)
{
struct options_entry *o;
int attr;
if (value == NULL) {
ctx->error(ctx, "empty value");
return;
}
if ((attr = attributes_fromstring(value)) == -1) {
ctx->error(ctx, "bad attributes: %s", value);
return;
}
o = options_set_number(oo, entry->name, attr);
ctx->info(ctx,
"set option: %s -> %s", o->name, cmd_set_option_print(entry, o));
}
void
set_option_colour(struct cmd_ctx *ctx, struct options *oo,
const struct set_option_entry *entry, char *value)
{
struct options_entry *o;
int colour;
if (value == NULL) {
ctx->error(ctx, "empty value");
return;
}
if ((colour = colour_fromstring(value)) == -1) {
ctx->error(ctx, "bad colour: %s", value);
return;
}
o = options_set_number(oo, entry->name, colour);
ctx->info(
ctx, "set option: %s -> %s", o->name, set_option_print(entry, o));
}
/* Populate an options tree from a table. */
void
options_table_populate_tree(enum options_table_scope scope, struct options *oo)
{
const struct options_table_entry *oe;
for (oe = options_table; oe->name != NULL; oe++) {
if (oe->scope == OPTIONS_TABLE_NONE)
fatalx("no scope for %s", oe->name);
if (oe->scope != scope)
continue;
switch (oe->type) {
case OPTIONS_TABLE_STRING:
options_set_string(oo, oe->name, "%s", oe->default_str);
break;
case OPTIONS_TABLE_STYLE:
options_set_style(oo, oe->name, oe->default_str, 0);
break;
default:
options_set_number(oo, oe->name, oe->default_num);
break;
}
}
}
void
cmd_set_option_number(struct cmd_ctx *ctx, struct options *oo,
const struct set_option_entry *entry, char *value)
{
struct options_entry *o;
long long number;
const char *errstr;
if (value == NULL) {
ctx->error(ctx, "empty value");
return;
}
number = strtonum(value, entry->minimum, entry->maximum, &errstr);
if (errstr != NULL) {
ctx->error(ctx, "value is %s: %s", errstr, value);
return;
}
o = options_set_number(oo, entry->name, number);
ctx->info(ctx,
"set option: %s -> %s", o->name, cmd_set_option_print(entry, o));
}
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)
int
main(int argc, char **argv)
{
char *path, *label, **var, tmp[PATH_MAX], *shellcmd = NULL;
const char *s;
int opt, flags, keys;
#if defined(DEBUG) && defined(__OpenBSD__)
malloc_options = (char *) "AFGJPX";
#endif
setlocale(LC_TIME, "");
tzset();
if (**argv == '-')
flags = CLIENT_LOGIN;
else
flags = 0;
#ifdef TMATE
tmate_catch_sigsegv();
flags |= CLIENT_256COLOURS | CLIENT_UTF8;
#endif
label = path = NULL;
while ((opt = getopt(argc, argv, "2c:Cdf:lL:qS:uUVv")) != -1) {
switch (opt) {
case '2':
flags |= CLIENT_256COLOURS;
break;
case 'c':
free(shellcmd);
shellcmd = xstrdup(optarg);
break;
case 'C':
if (flags & CLIENT_CONTROL)
flags |= CLIENT_CONTROLCONTROL;
else
flags |= CLIENT_CONTROL;
break;
case 'V':
printf("%s %s\n", __progname, VERSION);
exit(0);
case 'f':
set_cfg_file(optarg);
break;
case 'l':
flags |= CLIENT_LOGIN;
break;
case 'L':
free(label);
label = xstrdup(optarg);
break;
case 'q':
break;
case 'S':
free(path);
path = xstrdup(optarg);
break;
case 'u':
flags |= CLIENT_UTF8;
break;
case 'v':
log_add_level();
break;
default:
usage();
}
}
argc -= optind;
argv += optind;
if (shellcmd != NULL && argc != 0)
usage();
#ifdef __OpenBSD__
if (pledge("stdio rpath wpath cpath flock fattr unix getpw sendfd "
"recvfd proc exec tty ps", NULL) != 0)
err(1, "pledge");
#endif
/*
* tmux is a UTF-8 terminal, so if TMUX is set, assume UTF-8.
* Otherwise, if the user has set LC_ALL, LC_CTYPE or LANG to contain
* UTF-8, it is a safe assumption that either they are using a UTF-8
* terminal, or if not they know that output from UTF-8-capable
* programs may be wrong.
*/
if (getenv("TMUX") != NULL)
flags |= CLIENT_UTF8;
else {
s = getenv("LC_ALL");
if (s == NULL || *s == '\0')
s = getenv("LC_CTYPE");
if (s == NULL || *s == '\0')
s = getenv("LANG");
if (s == NULL || *s == '\0')
s = "";
if (strcasestr(s, "UTF-8") != NULL ||
strcasestr(s, "UTF8") != NULL)
flags |= CLIENT_UTF8;
}
global_hooks = hooks_create(NULL);
global_environ = environ_create();
for (var = environ; *var != NULL; var++)
environ_put(global_environ, *var);
if (getcwd(tmp, sizeof tmp) != NULL)
environ_set(global_environ, "PWD", "%s", tmp);
global_options = options_create(NULL);
options_table_populate_tree(OPTIONS_TABLE_SERVER, global_options);
global_s_options = options_create(NULL);
options_table_populate_tree(OPTIONS_TABLE_SESSION, global_s_options);
options_set_string(global_s_options, "default-shell", "%s", getshell());
global_w_options = options_create(NULL);
options_table_populate_tree(OPTIONS_TABLE_WINDOW, global_w_options);
/* Override keys to vi if VISUAL or EDITOR are set. */
if ((s = getenv("VISUAL")) != NULL || (s = getenv("EDITOR")) != NULL) {
if (strrchr(s, '/') != NULL)
s = strrchr(s, '/') + 1;
if (strstr(s, "vi") != NULL)
keys = MODEKEY_VI;
else
keys = MODEKEY_EMACS;
options_set_number(global_s_options, "status-keys", keys);
options_set_number(global_w_options, "mode-keys", keys);
}
/*
* If socket is specified on the command-line with -S or -L, it is
* used. Otherwise, $TMUX is checked and if that fails "default" is
* used.
*/
if (path == NULL && label == NULL) {
s = getenv("TMUX");
if (s != NULL && *s != '\0' && *s != ',') {
path = xstrdup(s);
path[strcspn (path, ",")] = '\0';
}
}
if (path == NULL && (path = make_label(label)) == NULL) {
fprintf(stderr, "can't create socket: %s\n", strerror(errno));
exit(1);
}
socket_path = path;
free(label);
/* Pass control to the client. */
exit(client_main(event_init(), argc, argv, flags, shellcmd));
}
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_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)
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)
int
main(int argc, char **argv)
{
char *s, *path, *label, **var, tmp[PATH_MAX];
int opt, flags, keys;
#if defined(DEBUG) && defined(__OpenBSD__)
malloc_options = (char *) "AFGJPX";
#endif
setlocale(LC_TIME, "");
if (**argv == '-')
flags = CLIENT_LOGIN;
else
flags = 0;
label = path = NULL;
while ((opt = getopt(argc, argv, "2c:Cdf:lL:qS:uUVv")) != -1) {
switch (opt) {
case '2':
flags |= CLIENT_256COLOURS;
break;
case 'c':
free(shell_cmd);
shell_cmd = xstrdup(optarg);
break;
case 'C':
if (flags & CLIENT_CONTROL)
flags |= CLIENT_CONTROLCONTROL;
else
flags |= CLIENT_CONTROL;
break;
case 'V':
printf("%s %s\n", __progname, VERSION);
exit(0);
case 'f':
set_cfg_file(optarg);
break;
case 'l':
flags |= CLIENT_LOGIN;
break;
case 'L':
free(label);
label = xstrdup(optarg);
break;
case 'q':
break;
case 'S':
free(path);
path = xstrdup(optarg);
break;
case 'u':
flags |= CLIENT_UTF8;
break;
case 'v':
debug_level++;
break;
default:
usage();
}
}
argc -= optind;
argv += optind;
if (shell_cmd != NULL && argc != 0)
usage();
if (!(flags & CLIENT_UTF8)) {
/*
* If the user has set whichever of LC_ALL, LC_CTYPE or LANG
* exist (in that order) to contain UTF-8, it is a safe
* assumption that either they are using a UTF-8 terminal, or
* if not they know that output from UTF-8-capable programs may
* be wrong.
*/
if ((s = getenv("LC_ALL")) == NULL || *s == '\0') {
if ((s = getenv("LC_CTYPE")) == NULL || *s == '\0')
s = getenv("LANG");
}
if (s != NULL && (strcasestr(s, "UTF-8") != NULL ||
strcasestr(s, "UTF8") != NULL))
flags |= CLIENT_UTF8;
}
environ_init(&global_environ);
for (var = environ; *var != NULL; var++)
environ_put(&global_environ, *var);
if (getcwd(tmp, sizeof tmp) != NULL)
environ_set(&global_environ, "PWD", tmp);
options_init(&global_options, NULL);
options_table_populate_tree(server_options_table, &global_options);
options_init(&global_s_options, NULL);
options_table_populate_tree(session_options_table, &global_s_options);
options_set_string(&global_s_options, "default-shell", "%s",
getshell());
options_init(&global_w_options, NULL);
options_table_populate_tree(window_options_table, &global_w_options);
/* Enable UTF-8 if the first client is on UTF-8 terminal. */
if (flags & CLIENT_UTF8) {
options_set_number(&global_s_options, "status-utf8", 1);
options_set_number(&global_s_options, "mouse-utf8", 1);
options_set_number(&global_w_options, "utf8", 1);
}
/* Override keys to vi if VISUAL or EDITOR are set. */
if ((s = getenv("VISUAL")) != NULL || (s = getenv("EDITOR")) != NULL) {
if (strrchr(s, '/') != NULL)
s = strrchr(s, '/') + 1;
if (strstr(s, "vi") != NULL)
keys = MODEKEY_VI;
else
keys = MODEKEY_EMACS;
options_set_number(&global_s_options, "status-keys", keys);
options_set_number(&global_w_options, "mode-keys", keys);
}
/*
* Figure out the socket path. If specified on the command-line with -S
* or -L, use it, otherwise try $TMUX or assume -L default.
*/
if (path == NULL) {
/* If no -L, use the environment. */
if (label == NULL) {
s = getenv("TMUX");
if (s != NULL) {
path = xstrdup(s);
path[strcspn (path, ",")] = '\0';
if (*path == '\0') {
free(path);
label = xstrdup("default");
}
} else
label = xstrdup("default");
}
/* -L or default set. */
if (label != NULL) {
if ((path = makesocketpath(label)) == NULL) {
fprintf(stderr, "can't create socket: %s\n",
strerror(errno));
exit(1);
}
}
}
free(label);
if (strlcpy(socket_path, path, sizeof socket_path) >=
sizeof socket_path) {
fprintf(stderr, "socket path too long: %s\n", path);
exit(1);
}
free(path);
#ifdef HAVE_SETPROCTITLE
/* Set process title. */
setproctitle("%s (%s)", __progname, socket_path);
#endif
/* Pass control to the client. */
exit(client_main(event_init(), argc, argv, flags));
}
int
main(int argc, char **argv)
{
struct client_ctx cctx;
struct msg_command_data cmddata;
struct buffer *b;
struct cmd_list *cmdlist;
struct cmd *cmd;
struct pollfd pfd;
struct hdr hdr;
const char *shell;
struct passwd *pw;
char *path, *label, *cause, *home, *pass = NULL;
char cwd[MAXPATHLEN];
int retcode, opt, flags, unlock, start_server;
unlock = flags = 0;
label = path = NULL;
while ((opt = getopt(argc, argv, "28df:L:qS:uUVv")) != -1) {
switch (opt) {
case '2':
flags |= IDENTIFY_256COLOURS;
flags &= ~IDENTIFY_88COLOURS;
break;
case '8':
flags |= IDENTIFY_88COLOURS;
flags &= ~IDENTIFY_256COLOURS;
break;
case 'f':
cfg_file = xstrdup(optarg);
break;
case 'L':
if (path != NULL) {
log_warnx("-L and -S cannot be used together");
exit(1);
}
if (label != NULL)
xfree(label);
label = xstrdup(optarg);
break;
case 'S':
if (label != NULL) {
log_warnx("-L and -S cannot be used together");
exit(1);
}
if (path != NULL)
xfree(path);
path = xstrdup(optarg);
break;
case 'q':
be_quiet = 1;
break;
case 'u':
flags |= IDENTIFY_UTF8;
break;
case 'U':
unlock = 1;
break;
case 'd':
flags |= IDENTIFY_HASDEFAULTS;
break;
case 'v':
debug_level++;
break;
case 'V':
printf("%s " BUILD "\n", __progname);
exit(0);
default:
usage();
}
}
argc -= optind;
argv += optind;
log_open_tty(debug_level);
siginit();
options_init(&global_options, NULL);
options_set_number(&global_options, "bell-action", BELL_ANY);
options_set_number(&global_options, "buffer-limit", 9);
options_set_number(&global_options, "display-time", 750);
options_set_number(&global_options, "history-limit", 2000);
options_set_number(&global_options, "message-bg", 3);
options_set_number(&global_options, "message-fg", 0);
options_set_number(&global_options, "message-attr", GRID_ATTR_REVERSE);
options_set_number(&global_options, "prefix", META);
options_set_number(&global_options, "repeat-time", 500);
options_set_number(&global_options, "set-titles", 1);
options_set_number(&global_options, "lock-after-time", 0);
options_set_number(&global_options, "set-remain-on-exit", 0);
options_set_number(&global_options, "status", 1);
options_set_number(&global_options, "status-bg", 2);
options_set_number(&global_options, "status-fg", 0);
options_set_number(&global_options, "status-attr", GRID_ATTR_REVERSE);
options_set_number(&global_options, "status-interval", 15);
options_set_number(&global_options, "status-left-length", 10);
options_set_number(&global_options, "status-right-length", 40);
options_set_string(&global_options, "status-left", "[#S]");
options_set_string(
&global_options, "status-right", "\"#24T\" %%H:%%M %%d-%%b-%%y");
options_set_number(&global_options, "status-keys", MODEKEY_EMACS);
options_init(&global_window_options, NULL);
options_set_number(&global_window_options, "aggressive-resize", 0);
options_set_number(&global_window_options, "clock-mode-colour", 4);
options_set_number(&global_window_options, "clock-mode-style", 1);
options_set_number(&global_window_options, "force-height", 0);
options_set_number(&global_window_options, "force-width", 0);
options_set_number(&global_window_options, "automatic-rename", 1);
options_set_number(&global_window_options, "mode-bg", 3);
options_set_number(&global_window_options, "mode-fg", 0);
options_set_number(
&global_window_options, "mode-attr", GRID_ATTR_REVERSE);
options_set_number(&global_window_options, "mode-keys", MODEKEY_EMACS);
options_set_number(&global_window_options, "monitor-activity", 0);
options_set_number(&global_window_options, "utf8", 0);
options_set_number(&global_window_options, "xterm-keys", 0);
options_set_number(&global_window_options, "remain-on-exit", 0);
options_set_number(&global_window_options, "window-status-bg", 8);
options_set_number(&global_window_options, "window-status-fg", 8);
options_set_number(&global_window_options, "window-status-attr", 0);
if (cfg_file == NULL) {
home = getenv("HOME");
if (home == NULL || *home == '\0') {
pw = getpwuid(getuid());
if (pw != NULL)
home = pw->pw_dir;
endpwent();
}
xasprintf(&cfg_file, "%s/%s", home, DEFAULT_CFG);
if (access(cfg_file, R_OK) != 0) {
xfree(cfg_file);
cfg_file = NULL;
}
} else {
if (access(cfg_file, R_OK) != 0) {
log_warn("%s", cfg_file);
exit(1);
}
}
if (label == NULL)
label = xstrdup("default");
if (path == NULL && (path = makesockpath(label)) == NULL) {
log_warn("can't create socket");
exit(1);
}
xfree(label);
shell = getenv("SHELL");
if (shell == NULL || *shell == '\0') {
pw = getpwuid(getuid());
if (pw != NULL)
shell = pw->pw_shell;
endpwent();
if (shell == NULL || *shell == '\0')
shell = _PATH_BSHELL;
}
options_set_string(
&global_options, "default-command", "exec %s", shell);
if (getcwd(cwd, sizeof cwd) == NULL) {
log_warn("getcwd");
exit(1);
}
options_set_string(&global_options, "default-path", "%s", cwd);
if (unlock) {
if (argc != 0) {
log_warnx("can't specify a command when unlocking");
exit(1);
}
cmdlist = NULL;
if ((pass = getpass("Password: "******"%s", cause);
exit(1);
}
}
start_server = 0;
TAILQ_FOREACH(cmd, cmdlist, qentry) {
if (cmd->entry->flags & CMD_STARTSERVER) {
start_server = 1;
break;
}
}
}
memset(&cctx, 0, sizeof cctx);
if (client_init(path, &cctx, start_server, flags) != 0)
exit(1);
xfree(path);
b = buffer_create(BUFSIZ);
if (unlock) {
cmd_send_string(b, pass);
client_write_server(
&cctx, MSG_UNLOCK, BUFFER_OUT(b), BUFFER_USED(b));
} else {
cmd_list_send(cmdlist, b);
cmd_list_free(cmdlist);
client_fill_session(&cmddata);
client_write_server2(&cctx, MSG_COMMAND,
&cmddata, sizeof cmddata, BUFFER_OUT(b), BUFFER_USED(b));
}
buffer_destroy(b);
retcode = 0;
for (;;) {
pfd.fd = cctx.srv_fd;
pfd.events = POLLIN;
if (BUFFER_USED(cctx.srv_out) > 0)
pfd.events |= POLLOUT;
if (poll(&pfd, 1, INFTIM) == -1) {
if (errno == EAGAIN || errno == EINTR)
continue;
fatal("poll failed");
}
if (buffer_poll(&pfd, cctx.srv_in, cctx.srv_out) != 0)
goto out;
restart:
if (BUFFER_USED(cctx.srv_in) < sizeof hdr)
continue;
memcpy(&hdr, BUFFER_OUT(cctx.srv_in), sizeof hdr);
if (BUFFER_USED(cctx.srv_in) < (sizeof hdr) + hdr.size)
continue;
buffer_remove(cctx.srv_in, sizeof hdr);
switch (hdr.type) {
case MSG_EXIT:
case MSG_SHUTDOWN:
goto out;
case MSG_ERROR:
retcode = 1;
/* FALLTHROUGH */
case MSG_PRINT:
if (hdr.size > INT_MAX - 1)
fatalx("bad MSG_PRINT size");
log_info("%.*s",
(int) hdr.size, BUFFER_OUT(cctx.srv_in));
if (hdr.size != 0)
buffer_remove(cctx.srv_in, hdr.size);
goto restart;
case MSG_READY:
retcode = client_main(&cctx);
goto out;
default:
fatalx("unexpected command");
}
}
out:
options_free(&global_options);
options_free(&global_window_options);
close(cctx.srv_fd);
buffer_destroy(cctx.srv_in);
buffer_destroy(cctx.srv_out);
#ifdef DEBUG
xmalloc_report(getpid(), "client");
#endif
return (retcode);
}
int
main(int argc, char **argv)
{
struct passwd *pw;
char *s, *path, *label, *home, **var;
int opt, flags, quiet, keys;
#if defined(DEBUG) && defined(__OpenBSD__)
malloc_options = (char *) "AFGJPX";
#endif
flags = IDENTIFY_256COLOURS | IDENTIFY_UTF8;
quiet = 0;
label = path = NULL;
login_shell = (**argv == '-');
while ((opt = getopt(argc, argv, "28c:Cdf:lL:qS:uUvV")) != -1) {
switch (opt) {
case '2':
flags |= IDENTIFY_256COLOURS;
flags &= ~IDENTIFY_88COLOURS;
break;
case '8':
flags |= IDENTIFY_88COLOURS;
flags &= ~IDENTIFY_256COLOURS;
break;
case 'c':
free(shell_cmd);
shell_cmd = xstrdup(optarg);
break;
case 'C':
if (flags & IDENTIFY_CONTROL)
flags |= IDENTIFY_TERMIOS;
else
flags |= IDENTIFY_CONTROL;
break;
case 'V':
printf("%s %s\n", __progname, VERSION);
exit(0);
case 'f':
free(cfg_file);
cfg_file = xstrdup(optarg);
break;
case 'l':
login_shell = 1;
break;
case 'L':
free(label);
label = xstrdup(optarg);
break;
case 'q':
quiet = 1;
break;
case 'S':
free(path);
path = xstrdup(optarg);
break;
case 'u':
flags |= IDENTIFY_UTF8;
break;
case 'v':
debug_level++;
break;
default:
usage();
}
}
argc -= optind;
argv += optind;
if (shell_cmd != NULL && argc != 0)
usage();
if (!(flags & IDENTIFY_UTF8)) {
/*
* If the user has set whichever of LC_ALL, LC_CTYPE or LANG
* exist (in that order) to contain UTF-8, it is a safe
* assumption that either they are using a UTF-8 terminal, or
* if not they know that output from UTF-8-capable programs may
* be wrong.
*/
if ((s = getenv("LC_ALL")) == NULL || *s == '\0') {
if ((s = getenv("LC_CTYPE")) == NULL || *s == '\0')
s = getenv("LANG");
}
if (s != NULL && (strcasestr(s, "UTF-8") != NULL ||
strcasestr(s, "UTF8") != NULL))
flags |= IDENTIFY_UTF8;
}
environ_init(&global_environ);
for (var = environ; *var != NULL; var++)
environ_put(&global_environ, *var);
options_init(&global_options, NULL);
options_table_populate_tree(server_options_table, &global_options);
options_set_number(&global_options, "quiet", quiet);
options_init(&global_s_options, NULL);
options_table_populate_tree(session_options_table, &global_s_options);
options_set_string(&global_s_options, "default-shell", "%s", getshell());
options_init(&global_w_options, NULL);
options_table_populate_tree(window_options_table, &global_w_options);
/* Enable UTF-8 if the first client is on UTF-8 terminal. */
if (flags & IDENTIFY_UTF8) {
options_set_number(&global_s_options, "status-utf8", 1);
options_set_number(&global_s_options, "mouse-utf8", 1);
options_set_number(&global_w_options, "utf8", 1);
}
/* Override keys to vi if VISUAL or EDITOR are set. */
if ((s = getenv("VISUAL")) != NULL || (s = getenv("EDITOR")) != NULL) {
if (strrchr(s, '/') != NULL)
s = strrchr(s, '/') + 1;
if (strstr(s, "vi") != NULL)
keys = MODEKEY_VI;
else
keys = MODEKEY_EMACS;
options_set_number(&global_s_options, "status-keys", keys);
options_set_number(&global_w_options, "mode-keys", keys);
}
/* Locate the configuration file. */
if (cfg_file == NULL) {
home = getenv("HOME");
if (home == NULL || *home == '\0') {
pw = getpwuid(getuid());
if (pw != NULL)
home = pw->pw_dir;
}
xasprintf(&cfg_file, "%s/%s", home, DEFAULT_CFG);
if (access(cfg_file, R_OK) != 0 && errno == ENOENT) {
free(cfg_file);
cfg_file = NULL;
}
}
/*
* Figure out the socket path. If specified on the command-line with -S
* or -L, use it, otherwise try $TMUX or assume -L default.
*/
parseenvironment();
if (path == NULL) {
/* If no -L, use the environment. */
if (label == NULL) {
if (environ_path != NULL)
path = xstrdup(environ_path);
}
/* -L or default set. */
if (!path) {
if ((path = makesocketpath(label)) == NULL) {
fprintf(stderr, "can't create socket\n");
exit(1);
}
}
}
free(label);
strlcpy(socket_path, path, sizeof socket_path);
free(path);
#ifdef HAVE_SETPROCTITLE
/* Set process title. */
setproctitle("%s (%s)", __progname, socket_path);
#endif
/* Pass control to the client. */
ev_base = osdep_event_init();
exit(client_main(argc, argv, flags));
}
int
main(int argc, char **argv)
{
char *path, *label, tmp[PATH_MAX];
char *shellcmd = NULL, **var;
const char *s, *shell;
int opt, flags, keys;
const struct options_table_entry *oe;
if (setlocale(LC_CTYPE, "en_US.UTF-8") == NULL) {
if (setlocale(LC_CTYPE, "") == NULL)
errx(1, "invalid LC_ALL, LC_CTYPE or LANG");
s = nl_langinfo(CODESET);
if (strcasecmp(s, "UTF-8") != 0 && strcasecmp(s, "UTF8") != 0)
errx(1, "need UTF-8 locale (LC_CTYPE) but have %s", s);
}
setlocale(LC_TIME, "");
tzset();
if (**argv == '-')
flags = CLIENT_LOGIN;
else
flags = 0;
label = path = NULL;
while ((opt = getopt(argc, argv, "2c:Cdf:lL:qS:uUVv")) != -1) {
switch (opt) {
case '2':
flags |= CLIENT_256COLOURS;
break;
case 'c':
free(shellcmd);
shellcmd = xstrdup(optarg);
break;
case 'C':
if (flags & CLIENT_CONTROL)
flags |= CLIENT_CONTROLCONTROL;
else
flags |= CLIENT_CONTROL;
break;
case 'V':
printf("%s %s\n", getprogname(), VERSION);
exit(0);
case 'f':
set_cfg_file(optarg);
break;
case 'l':
flags |= CLIENT_LOGIN;
break;
case 'L':
free(label);
label = xstrdup(optarg);
break;
case 'q':
break;
case 'S':
free(path);
path = xstrdup(optarg);
break;
case 'u':
flags |= CLIENT_UTF8;
break;
case 'v':
log_add_level();
break;
default:
usage();
}
}
argc -= optind;
argv += optind;
if (shellcmd != NULL && argc != 0)
usage();
if ((ptm_fd = getptmfd()) == -1)
err(1, "getptmfd");
if (pledge("stdio rpath wpath cpath flock fattr unix getpw sendfd "
"recvfd proc exec tty ps", NULL) != 0)
err(1, "pledge");
/*
* tmux is a UTF-8 terminal, so if TMUX is set, assume UTF-8.
* Otherwise, if the user has set LC_ALL, LC_CTYPE or LANG to contain
* UTF-8, it is a safe assumption that either they are using a UTF-8
* terminal, or if not they know that output from UTF-8-capable
* programs may be wrong.
*/
if (getenv("TMUX") != NULL)
flags |= CLIENT_UTF8;
else {
s = getenv("LC_ALL");
if (s == NULL || *s == '\0')
s = getenv("LC_CTYPE");
if (s == NULL || *s == '\0')
s = getenv("LANG");
if (s == NULL || *s == '\0')
s = "";
if (strcasestr(s, "UTF-8") != NULL ||
strcasestr(s, "UTF8") != NULL)
flags |= CLIENT_UTF8;
}
global_hooks = hooks_create(NULL);
global_environ = environ_create();
for (var = environ; *var != NULL; var++)
environ_put(global_environ, *var);
if (getcwd(tmp, sizeof tmp) != NULL)
environ_set(global_environ, "PWD", "%s", tmp);
global_options = options_create(NULL);
global_s_options = options_create(NULL);
global_w_options = options_create(NULL);
for (oe = options_table; oe->name != NULL; oe++) {
if (oe->scope == OPTIONS_TABLE_SERVER)
options_default(global_options, oe);
if (oe->scope == OPTIONS_TABLE_SESSION)
options_default(global_s_options, oe);
if (oe->scope == OPTIONS_TABLE_WINDOW)
options_default(global_w_options, oe);
}
/*
* The default shell comes from SHELL or from the user's passwd entry
* if available.
*/
shell = getshell();
options_set_string(global_s_options, "default-shell", 0, "%s", shell);
/* Override keys to vi if VISUAL or EDITOR are set. */
if ((s = getenv("VISUAL")) != NULL || (s = getenv("EDITOR")) != NULL) {
if (strrchr(s, '/') != NULL)
s = strrchr(s, '/') + 1;
if (strstr(s, "vi") != NULL)
keys = MODEKEY_VI;
else
keys = MODEKEY_EMACS;
options_set_number(global_s_options, "status-keys", keys);
options_set_number(global_w_options, "mode-keys", keys);
}
/*
* If socket is specified on the command-line with -S or -L, it is
* used. Otherwise, $TMUX is checked and if that fails "default" is
* used.
*/
if (path == NULL && label == NULL) {
s = getenv("TMUX");
if (s != NULL && *s != '\0' && *s != ',') {
path = xstrdup(s);
path[strcspn(path, ",")] = '\0';
}
}
if (path == NULL && (path = make_label(label)) == NULL) {
fprintf(stderr, "can't create socket: %s\n", strerror(errno));
exit(1);
}
socket_path = path;
free(label);
/* Pass control to the client. */
exit(client_main(osdep_event_init(), argc, argv, flags, shellcmd));
}
