cmd-new-window.c

   1 /* $OpenBSD$ */
   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
  21 #include <stdlib.h>
  22
  23 #include "tmux.h"
  24
  25 /*
  26  * Create a new window.
  27  */
  28
  29 int     cmd_new_window_exec(struct cmd *, struct cmd_ctx *);
  30
  31 const struct cmd_entry cmd_new_window_entry = {
  32         "new-window", "neww",
  33         "adkn:Pt:", 0, 1,
  34         "[-adk] [-n window-name] [-t target-window] [command]",
  35         0,
  36         NULL,
  37         NULL,
  38         cmd_new_window_exec
  39 };
  40
  41 int
  42 cmd_new_window_exec(struct cmd *self, struct cmd_ctx *ctx)
  43 {
  44         struct args     *args = self->args;
  45         struct session  *s;
  46         struct winlink  *wl;
  47         char            *cmd, *cwd, *cause;
  48         int              idx, last, detached;
  49
  50         if (args_has(args, 'a')) {
  51                 wl = cmd_find_window(ctx, args_get(args, 't'), &s);
  52                 if (wl == NULL)
  53                         return (-1);
  54                 idx = wl->idx + 1;
  55
  56                 /* Find the next free index. */
  57                 for (last = idx; last < INT_MAX; last++) {
  58                         if (winlink_find_by_index(&s->windows, last) == NULL)
  59                                 break;
  60                 }
  61                 if (last == INT_MAX) {
  62                         ctx->error(ctx, "no free window indexes");
  63                         return (-1);
  64                 }
  65
  66                 /* Move everything from last - 1 to idx up a bit. */
  67                 for (; last > idx; last--) {
  68                         wl = winlink_find_by_index(&s->windows, last - 1);
  69                         server_link_window(s, wl, s, last, 0, 0, NULL);
  70                         server_unlink_window(s, wl);
  71                 }
  72         } else {
  73                 if ((idx = cmd_find_index(ctx, args_get(args, 't'), &s)) == -2)
  74                         return (-1);
  75         }
  76         detached = args_has(args, 'd');
  77
  78         wl = NULL;
  79         if (idx != -1)
  80                 wl = winlink_find_by_index(&s->windows, idx);
  81         if (wl != NULL && args_has(args, 'k')) {
  82                 /*
  83                  * Can't use session_detach as it will destroy session if this
  84                  * makes it empty.
  85                  */
  86                 wl->flags &= ~WINLINK_ALERTFLAGS;
  87                 winlink_stack_remove(&s->lastw, wl);
  88                 winlink_remove(&s->windows, wl);
  89
  90                 /* Force select/redraw if current. */
  91                 if (wl == s->curw) {
  92                         detached = 0;
  93                         s->curw = NULL;
  94                 }
  95         }
  96
  97         if (args->argc == 0)
  98                 cmd = options_get_string(&s->options, "default-command");
  99         else
 100                 cmd = args->argv[0];
 101         cwd = options_get_string(&s->options, "default-path");
 102         if (*cwd == '\0') {
 103                 if (ctx->cmdclient != NULL && ctx->cmdclient->cwd != NULL)
 104                         cwd = ctx->cmdclient->cwd;
 105                 else
 106                         cwd = s->cwd;
 107         }
 108
 109         if (idx == -1)
 110                 idx = -1 - options_get_number(&s->options, "base-index");
 111         wl = session_new(s, args_get(args, 'n'), cmd, cwd, idx, &cause);
 112         if (wl == NULL) {
 113                 ctx->error(ctx, "create window failed: %s", cause);
 114                 xfree(cause);
 115                 return (-1);
 116         }
 117         if (!detached) {
 118                 session_select(s, wl->idx);
 119                 server_redraw_session_group(s);
 120         } else
 121                 server_status_session_group(s);
 122
 123         if (args_has(args, 'P'))
 124                 ctx->print(ctx, "%s:%u", s->name, wl->idx);
 125         return (0);
 126 }