tmux/cmd-new-window.c

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/* $OpenBSD$ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/types.h>
#include <errno.h>
#include <fcntl.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "tmux.h"
/*
* Create a new window.
*/
#define NEW_WINDOW_TEMPLATE "#{session_name}:#{window_index}.#{pane_index}"
enum cmd_retval cmd_new_window_exec(struct cmd *, struct cmd_q *);
const struct cmd_entry cmd_new_window_entry = {
"new-window", "neww",
"ac:dF:kn:Pt:", 0, -1,
"[-adkP] [-c start-directory] [-F format] [-n window-name] "
CMD_TARGET_WINDOW_USAGE " [command]",
0,
cmd_new_window_exec
};
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;
const char *cmd, *path, *template;
char **argv, *cause, *cp;
int argc, idx, detached, cwd, fd = -1;
struct format_tree *ft;
struct environ_entry *envent;
if (args_has(args, 'a')) {
wl = cmd_find_window(cmdq, args_get(args, 't'), &s);
if (wl == NULL)
return (CMD_RETURN_ERROR);
if ((idx = winlink_shuffle_up(s, wl)) == -1) {
cmdq_error(cmdq, "no free window indexes");
return (CMD_RETURN_ERROR);
}
} else {
idx = cmd_find_index(cmdq, args_get(args, 't'), &s);
if (idx == -2)
return (CMD_RETURN_ERROR);
}
detached = args_has(args, 'd');
if (args->argc == 0) {
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cmd = options_get_string(s->options, "default-command");
if (cmd != NULL && *cmd != '\0') {
argc = 1;
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argv = (char **)&cmd;
} else {
argc = 0;
argv = NULL;
}
} else {
argc = args->argc;
argv = args->argv;
}
path = NULL;
if (cmdq->client != NULL && cmdq->client->session == NULL)
envent = environ_find(cmdq->client->environ, "PATH");
else
envent = environ_find(s->environ, "PATH");
if (envent != NULL)
path = envent->value;
if (args_has(args, 'c')) {
ft = format_create();
format_defaults(ft, cmd_find_client(cmdq, NULL, 1), s, 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
free(cp);
cwd = fd;
} else if (cmdq->client != NULL && cmdq->client->session == NULL)
cwd = cmdq->client->cwd;
else
cwd = s->cwd;
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 (idx == -1)
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idx = -1 - options_get_number(s->options, "base-index");
wl = session_new(s, args_get(args, 'n'), argc, argv, path, 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)
template = NEW_WINDOW_TEMPLATE;
ft = format_create();
format_defaults(ft, cmd_find_client(cmdq, NULL, 1), s, wl,
NULL);
cp = format_expand(ft, template);
cmdq_print(cmdq, "%s", cp);
free(cp);
format_free(ft);
}
if (fd != -1)
close(fd);
return (CMD_RETURN_NORMAL);
error:
if (fd != -1)
close(fd);
return (CMD_RETURN_ERROR);
}