1 /* $OpenBSD: cmd-new-window.c,v 1.59 2016/01/19 15:59:12 nicm Exp $ */ 2 3 /* 4 * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com> 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 21 #include <errno.h> 22 #include <fcntl.h> 23 #include <stdlib.h> 24 #include <string.h> 25 #include <unistd.h> 26 27 #include "tmux.h" 28 29 /* 30 * Create a new window. 31 */ 32 33 #define NEW_WINDOW_TEMPLATE "#{session_name}:#{window_index}.#{pane_index}" 34 35 enum cmd_retval cmd_new_window_exec(struct cmd *, struct cmd_q *); 36 37 const struct cmd_entry cmd_new_window_entry = { 38 .name = "new-window", 39 .alias = "neww", 40 41 .args = { "ac:dF:kn:Pt:", 0, -1 }, 42 .usage = "[-adkP] [-c start-directory] [-F format] [-n window-name] " 43 CMD_TARGET_WINDOW_USAGE " [command]", 44 45 .tflag = CMD_WINDOW_INDEX, 46 47 .flags = 0, 48 .exec = cmd_new_window_exec 49 }; 50 51 enum cmd_retval 52 cmd_new_window_exec(struct cmd *self, struct cmd_q *cmdq) 53 { 54 struct args *args = self->args; 55 struct session *s = cmdq->state.tflag.s; 56 struct winlink *wl = cmdq->state.tflag.wl; 57 struct client *c = cmdq->state.c; 58 int idx = cmdq->state.tflag.idx; 59 const char *cmd, *path, *template, *cwd, *to_free; 60 char **argv, *cause, *cp; 61 int argc, detached; 62 struct format_tree *ft; 63 struct environ_entry *envent; 64 65 if (args_has(args, 'a')) { 66 if ((idx = winlink_shuffle_up(s, wl)) == -1) { 67 cmdq_error(cmdq, "no free window indexes"); 68 return (CMD_RETURN_ERROR); 69 } 70 } 71 detached = args_has(args, 'd'); 72 73 if (args->argc == 0) { 74 cmd = options_get_string(s->options, "default-command"); 75 if (cmd != NULL && *cmd != '\0') { 76 argc = 1; 77 argv = (char **)&cmd; 78 } else { 79 argc = 0; 80 argv = NULL; 81 } 82 } else { 83 argc = args->argc; 84 argv = args->argv; 85 } 86 87 path = NULL; 88 if (cmdq->client != NULL && cmdq->client->session == NULL) 89 envent = environ_find(cmdq->client->environ, "PATH"); 90 else 91 envent = environ_find(s->environ, "PATH"); 92 if (envent != NULL) 93 path = envent->value; 94 95 to_free = NULL; 96 if (args_has(args, 'c')) { 97 ft = format_create(cmdq, 0); 98 format_defaults(ft, c, s, NULL, NULL); 99 cwd = to_free = format_expand(ft, args_get(args, 'c')); 100 format_free(ft); 101 } else if (cmdq->client != NULL && cmdq->client->session == NULL) 102 cwd = cmdq->client->cwd; 103 else 104 cwd = s->cwd; 105 106 wl = NULL; 107 if (idx != -1) 108 wl = winlink_find_by_index(&s->windows, idx); 109 if (wl != NULL && args_has(args, 'k')) { 110 /* 111 * Can't use session_detach as it will destroy session if this 112 * makes it empty. 113 */ 114 notify_window_unlinked(s, wl->window); 115 wl->flags &= ~WINLINK_ALERTFLAGS; 116 winlink_stack_remove(&s->lastw, wl); 117 winlink_remove(&s->windows, wl); 118 119 /* Force select/redraw if current. */ 120 if (wl == s->curw) { 121 detached = 0; 122 s->curw = NULL; 123 } 124 } 125 126 if (idx == -1) 127 idx = -1 - options_get_number(s->options, "base-index"); 128 wl = session_new(s, args_get(args, 'n'), argc, argv, path, cwd, idx, 129 &cause); 130 if (wl == NULL) { 131 cmdq_error(cmdq, "create window failed: %s", cause); 132 free(cause); 133 goto error; 134 } 135 if (!detached) { 136 session_select(s, wl->idx); 137 server_redraw_session_group(s); 138 } else 139 server_status_session_group(s); 140 141 if (args_has(args, 'P')) { 142 if ((template = args_get(args, 'F')) == NULL) 143 template = NEW_WINDOW_TEMPLATE; 144 145 ft = format_create(cmdq, 0); 146 format_defaults(ft, c, s, wl, NULL); 147 148 cp = format_expand(ft, template); 149 cmdq_print(cmdq, "%s", cp); 150 free(cp); 151 152 format_free(ft); 153 } 154 155 if (to_free != NULL) 156 free((void *)to_free); 157 return (CMD_RETURN_NORMAL); 158 159 error: 160 if (to_free != NULL) 161 free((void *)to_free); 162 return (CMD_RETURN_ERROR); 163 } 164