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Annotation of src/usr.bin/tmux/cmd-detach-client.c, Revision 1.29

1.29    ! nicm        1: /* $OpenBSD: cmd-detach-client.c,v 1.28 2016/10/10 21:51:39 nicm Exp $ */
1.1       nicm        2:
                      3: /*
1.27      nicm        4:  * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
1.1       nicm        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:
1.15      nicm       21: #include <string.h>
                     22:
1.1       nicm       23: #include "tmux.h"
                     24:
                     25: /*
                     26:  * Detach a client.
                     27:  */
                     28:
1.29    ! nicm       29: static enum cmd_retval cmd_detach_client_exec(struct cmd *,
        !            30:                            struct cmdq_item *);
1.1       nicm       31:
                     32: const struct cmd_entry cmd_detach_client_entry = {
1.25      nicm       33:        .name = "detach-client",
                     34:        .alias = "detach",
                     35:
                     36:        .args = { "as:t:P", 0, 0 },
                     37:        .usage = "[-P] [-a] [-s target-session] " CMD_TARGET_CLIENT_USAGE,
                     38:
1.26      nicm       39:        .sflag = CMD_SESSION,
                     40:        .tflag = CMD_CLIENT,
                     41:
                     42:        .flags = CMD_READONLY,
1.25      nicm       43:        .exec = cmd_detach_client_exec
1.1       nicm       44: };
                     45:
1.18      nicm       46: const struct cmd_entry cmd_suspend_client_entry = {
1.25      nicm       47:        .name = "suspend-client",
                     48:        .alias = "suspendc",
                     49:
                     50:        .args = { "t:", 0, 0 },
                     51:        .usage = CMD_TARGET_CLIENT_USAGE,
                     52:
1.26      nicm       53:        .tflag = CMD_CLIENT,
                     54:
                     55:        .flags = 0,
1.25      nicm       56:        .exec = cmd_detach_client_exec
1.18      nicm       57: };
                     58:
1.28      nicm       59: static enum cmd_retval
1.29    ! nicm       60: cmd_detach_client_exec(struct cmd *self, struct cmdq_item *item)
1.1       nicm       61: {
1.6       nicm       62:        struct args     *args = self->args;
1.29    ! nicm       63:        struct client   *c = item->state.c, *cloop;
1.15      nicm       64:        struct session  *s;
                     65:        enum msgtype     msgtype;
1.18      nicm       66:
                     67:        if (self->entry == &cmd_suspend_client_entry) {
                     68:                tty_stop_tty(&c->tty);
                     69:                c->flags |= CLIENT_SUSPENDED;
1.21      nicm       70:                proc_send(c->peer, MSG_SUSPEND, -1, NULL, 0);
1.18      nicm       71:                return (CMD_RETURN_NORMAL);
                     72:        }
1.1       nicm       73:
1.7       nicm       74:        if (args_has(args, 'P'))
1.8       nicm       75:                msgtype = MSG_DETACHKILL;
1.7       nicm       76:        else
1.8       nicm       77:                msgtype = MSG_DETACH;
                     78:
                     79:        if (args_has(args, 's')) {
1.29    ! nicm       80:                s = item->state.sflag.s;
1.20      nicm       81:                TAILQ_FOREACH(cloop, &clients, entry) {
1.23      nicm       82:                        if (cloop->session == s)
                     83:                                server_client_detach(cloop, msgtype);
1.8       nicm       84:                }
1.19      nicm       85:                return (CMD_RETURN_STOP);
                     86:        }
1.8       nicm       87:
1.19      nicm       88:        if (args_has(args, 'a')) {
1.20      nicm       89:                TAILQ_FOREACH(cloop, &clients, entry) {
1.23      nicm       90:                        if (cloop->session != NULL && cloop != c)
                     91:                                server_client_detach(cloop, msgtype);
1.15      nicm       92:                }
1.19      nicm       93:                return (CMD_RETURN_NORMAL);
1.8       nicm       94:        }
1.1       nicm       95:
1.23      nicm       96:        server_client_detach(c, msgtype);
1.13      nicm       97:        return (CMD_RETURN_STOP);
1.1       nicm       98: }