Annotation of src/usr.bin/tmux/cmd-new-window.c, Revision 1.43
1.43 ! nicm 1: /* $OpenBSD: cmd-new-window.c,v 1.42 2014/10/20 22:29:25 nicm Exp $ */
1.1 nicm 2:
3: /*
4: * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
5: *
6: * Permission to use, copy, modify, and distribute this software for any
7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
15: * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
16: * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17: */
18:
19: #include <sys/types.h>
20:
1.35 nicm 21: #include <errno.h>
22: #include <fcntl.h>
1.1 nicm 23: #include <stdlib.h>
1.35 nicm 24: #include <string.h>
25: #include <unistd.h>
1.1 nicm 26:
27: #include "tmux.h"
28:
29: /*
30: * Create a new window.
31: */
1.43 ! nicm 32:
! 33: #define NEW_WINDOW_TEMPLATE "#{session_name}:#{window_index}.#{pane_index}"
1.1 nicm 34:
1.31 nicm 35: enum cmd_retval cmd_new_window_exec(struct cmd *, struct cmd_q *);
1.1 nicm 36:
37: const struct cmd_entry cmd_new_window_entry = {
38: "new-window", "neww",
1.40 nicm 39: "ac:dF:kn:Pt:", 0, -1,
1.21 nicm 40: "[-adkP] [-c start-directory] [-F format] [-n window-name] "
1.29 nicm 41: CMD_TARGET_WINDOW_USAGE " [command]",
1.17 nicm 42: 0,
43: cmd_new_window_exec
1.1 nicm 44: };
45:
1.26 nicm 46: enum cmd_retval
1.31 nicm 47: cmd_new_window_exec(struct cmd *self, struct cmd_q *cmdq)
1.1 nicm 48: {
1.21 nicm 49: struct args *args = self->args;
50: struct session *s;
51: struct winlink *wl;
52: struct client *c;
1.39 nicm 53: const char *cmd, *path, *template;
1.40 nicm 54: char **argv, *cause, *cp;
55: int argc, idx, last, detached, cwd, fd = -1;
1.21 nicm 56: struct format_tree *ft;
1.39 nicm 57: struct environ_entry *envent;
1.17 nicm 58:
59: if (args_has(args, 'a')) {
1.31 nicm 60: wl = cmd_find_window(cmdq, args_get(args, 't'), &s);
1.17 nicm 61: if (wl == NULL)
1.26 nicm 62: return (CMD_RETURN_ERROR);
1.13 nicm 63: idx = wl->idx + 1;
64:
65: /* Find the next free index. */
66: for (last = idx; last < INT_MAX; last++) {
67: if (winlink_find_by_index(&s->windows, last) == NULL)
68: break;
69: }
70: if (last == INT_MAX) {
1.31 nicm 71: cmdq_error(cmdq, "no free window indexes");
1.26 nicm 72: return (CMD_RETURN_ERROR);
1.13 nicm 73: }
74:
75: /* Move everything from last - 1 to idx up a bit. */
76: for (; last > idx; last--) {
77: wl = winlink_find_by_index(&s->windows, last - 1);
78: server_link_window(s, wl, s, last, 0, 0, NULL);
79: server_unlink_window(s, wl);
80: }
81: } else {
1.39 nicm 82: idx = cmd_find_index(cmdq, args_get(args, 't'), &s);
83: if (idx == -2)
1.26 nicm 84: return (CMD_RETURN_ERROR);
1.13 nicm 85: }
1.17 nicm 86: detached = args_has(args, 'd');
1.1 nicm 87:
1.40 nicm 88: if (args->argc == 0) {
1.1 nicm 89: cmd = options_get_string(&s->options, "default-command");
1.40 nicm 90: if (cmd != NULL && *cmd != '\0') {
91: argc = 1;
1.41 nicm 92: argv = (char **)&cmd;
1.40 nicm 93: } else {
94: argc = 0;
95: argv = NULL;
96: }
97: } else {
98: argc = args->argc;
99: argv = args->argv;
100: }
1.35 nicm 101:
1.39 nicm 102: path = NULL;
103: if (cmdq->client != NULL && cmdq->client->session == NULL)
104: envent = environ_find(&cmdq->client->environ, "PATH");
105: else
106: envent = environ_find(&s->environ, "PATH");
107: if (envent != NULL)
108: path = envent->value;
109:
1.35 nicm 110: if (args_has(args, 'c')) {
111: ft = format_create();
112: if ((c = cmd_find_client(cmdq, NULL, 1)) != NULL)
113: format_client(ft, c);
114: format_session(ft, s);
115: format_winlink(ft, s, s->curw);
116: format_window_pane(ft, s->curw->window->active);
117: cp = format_expand(ft, args_get(args, 'c'));
118: format_free(ft);
119:
1.37 nicm 120: if (cp != NULL && *cp != '\0') {
121: fd = open(cp, O_RDONLY|O_DIRECTORY);
122: free(cp);
123: if (fd == -1) {
124: cmdq_error(cmdq, "bad working directory: %s",
125: strerror(errno));
126: return (CMD_RETURN_ERROR);
127: }
128: } else if (cp != NULL)
129: free(cp);
1.35 nicm 130: cwd = fd;
1.36 nicm 131: } else if (cmdq->client != NULL && cmdq->client->session == NULL)
1.35 nicm 132: cwd = cmdq->client->cwd;
133: else
134: cwd = s->cwd;
1.38 nicm 135:
136: wl = NULL;
137: if (idx != -1)
138: wl = winlink_find_by_index(&s->windows, idx);
139: if (wl != NULL && args_has(args, 'k')) {
140: /*
141: * Can't use session_detach as it will destroy session if this
142: * makes it empty.
143: */
144: notify_window_unlinked(s, wl->window);
145: wl->flags &= ~WINLINK_ALERTFLAGS;
146: winlink_stack_remove(&s->lastw, wl);
147: winlink_remove(&s->windows, wl);
148:
149: /* Force select/redraw if current. */
150: if (wl == s->curw) {
151: detached = 0;
152: s->curw = NULL;
153: }
154: }
1.1 nicm 155:
1.6 nicm 156: if (idx == -1)
157: idx = -1 - options_get_number(&s->options, "base-index");
1.40 nicm 158: wl = session_new(s, args_get(args, 'n'), argc, argv, path, cwd, idx,
159: &cause);
1.1 nicm 160: if (wl == NULL) {
1.31 nicm 161: cmdq_error(cmdq, "create window failed: %s", cause);
1.25 nicm 162: free(cause);
1.35 nicm 163: goto error;
1.1 nicm 164: }
1.17 nicm 165: if (!detached) {
1.1 nicm 166: session_select(s, wl->idx);
1.8 nicm 167: server_redraw_session_group(s);
1.11 nicm 168: } else
1.8 nicm 169: server_status_session_group(s);
1.1 nicm 170:
1.21 nicm 171: if (args_has(args, 'P')) {
1.24 nicm 172: if ((template = args_get(args, 'F')) == NULL)
1.27 nicm 173: template = NEW_WINDOW_TEMPLATE;
1.21 nicm 174:
175: ft = format_create();
1.31 nicm 176: if ((c = cmd_find_client(cmdq, NULL, 1)) != NULL)
177: format_client(ft, c);
1.21 nicm 178: format_session(ft, s);
179: format_winlink(ft, s, wl);
1.24 nicm 180: format_window_pane(ft, wl->window->active);
1.21 nicm 181:
182: cp = format_expand(ft, template);
1.31 nicm 183: cmdq_print(cmdq, "%s", cp);
1.25 nicm 184: free(cp);
1.21 nicm 185:
186: format_free(ft);
187: }
188:
1.35 nicm 189: if (fd != -1)
190: close(fd);
1.26 nicm 191: return (CMD_RETURN_NORMAL);
1.35 nicm 192:
193: error:
194: if (fd != -1)
195: close(fd);
196: return (CMD_RETURN_ERROR);
1.1 nicm 197: }