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Annotation of src/usr.bin/tmux/cmd-switch-client.c, Revision 1.38

1.38    ! nicm        1: /* $OpenBSD: cmd-switch-client.c,v 1.37 2015/12/12 18:32:24 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:
                     21: #include <stdlib.h>
                     22: #include <string.h>
                     23:
                     24: #include "tmux.h"
                     25:
                     26: /*
                     27:  * Switch client to a different session.
                     28:  */
                     29:
1.17      nicm       30: enum cmd_retval         cmd_switch_client_exec(struct cmd *, struct cmd_q *);
1.1       nicm       31:
                     32: const struct cmd_entry cmd_switch_client_entry = {
                     33:        "switch-client", "switchc",
1.26      nicm       34:        "lc:Enpt:rT:", 0, 0,
                     35:        "[-Elnpr] [-c target-client] [-t target-session] [-T key-table]",
1.38    ! nicm       36:        CMD_READONLY|CMD_CLIENT_C|CMD_PANE_T|CMD_SESSION_T|CMD_PREFERUNATTACHED,
1.11      nicm       37:        cmd_switch_client_exec
1.1       nicm       38: };
1.6       nicm       39:
1.15      nicm       40: enum cmd_retval
1.17      nicm       41: cmd_switch_client_exec(struct cmd *self, struct cmd_q *cmdq)
1.1       nicm       42: {
1.19      nicm       43:        struct args             *args = self->args;
1.38    ! nicm       44:        struct cmd_state        *state = &cmdq->state;
        !            45:        struct client           *c = state->c;
        !            46:        struct session          *s = cmdq->state.tflag.s;
        !            47:        struct window_pane      *wp;
        !            48:        const char              *tablename, *update;
1.23      nicm       49:        struct key_table        *table;
1.1       nicm       50:
1.13      nicm       51:
1.34      mmcc       52:        if (args_has(args, 'r'))
                     53:                c->flags ^= CLIENT_READONLY;
1.23      nicm       54:
                     55:        tablename = args_get(args, 'T');
                     56:        if (tablename != NULL) {
                     57:                table = key_bindings_get_table(tablename, 0);
                     58:                if (table == NULL) {
                     59:                        cmdq_error(cmdq, "table %s doesn't exist", tablename);
                     60:                        return (CMD_RETURN_ERROR);
                     61:                }
                     62:                table->references++;
                     63:                key_bindings_unref_table(c->keytable);
                     64:                c->keytable = table;
1.36      nicm       65:                return (CMD_RETURN_NORMAL);
1.13      nicm       66:        }
1.6       nicm       67:
1.11      nicm       68:        if (args_has(args, 'n')) {
1.6       nicm       69:                if ((s = session_next_session(c->session)) == NULL) {
1.17      nicm       70:                        cmdq_error(cmdq, "can't find next session");
1.15      nicm       71:                        return (CMD_RETURN_ERROR);
1.6       nicm       72:                }
1.11      nicm       73:        } else if (args_has(args, 'p')) {
1.6       nicm       74:                if ((s = session_previous_session(c->session)) == NULL) {
1.17      nicm       75:                        cmdq_error(cmdq, "can't find previous session");
1.15      nicm       76:                        return (CMD_RETURN_ERROR);
1.6       nicm       77:                }
1.11      nicm       78:        } else if (args_has(args, 'l')) {
1.9       nicm       79:                if (c->last_session != NULL && session_alive(c->last_session))
                     80:                        s = c->last_session;
1.38    ! nicm       81:                else
        !            82:                        s = NULL;
1.8       nicm       83:                if (s == NULL) {
1.17      nicm       84:                        cmdq_error(cmdq, "can't find last session");
1.15      nicm       85:                        return (CMD_RETURN_ERROR);
1.8       nicm       86:                }
1.19      nicm       87:                if (cmdq->client == NULL)
                     88:                        return (CMD_RETURN_NORMAL);
                     89:
1.38    ! nicm       90:                s = state->tflag.s;
        !            91:                if (state->tflag.wl != NULL) {
        !            92:                        wp = state->tflag.wp;
1.19      nicm       93:                        if (wp != NULL)
                     94:                                window_set_active_pane(wp->window, wp);
1.38    ! nicm       95:                        session_set_current(s, state->tflag.wl);
1.19      nicm       96:                }
1.25      nicm       97:        }
                     98:
1.27      nicm       99:        if (c != NULL && !args_has(args, 'E')) {
1.32      nicm      100:                update = options_get_string(s->options, "update-environment");
1.33      nicm      101:                environ_update(update, c->environ, s->environ);
1.19      nicm      102:        }
1.8       nicm      103:
1.31      nicm      104:        if (c->session != NULL && c->session != s)
1.9       nicm      105:                c->last_session = c->session;
1.1       nicm      106:        c->session = s;
1.37      nicm      107:        server_client_set_key_table(c, NULL);
1.28      nicm      108:        status_timer_start(c);
1.29      nicm      109:        session_update_activity(s, NULL);
1.30      nicm      110:        gettimeofday(&s->last_attached_time, NULL);
1.1       nicm      111:
                    112:        recalculate_sizes();
1.7       nicm      113:        server_check_unattached();
1.1       nicm      114:        server_redraw_client(c);
1.14      nicm      115:        s->curw->flags &= ~WINLINK_ALERTFLAGS;
1.35      nicm      116:        alerts_check_session(s);
1.1       nicm      117:
1.15      nicm      118:        return (CMD_RETURN_NORMAL);
1.1       nicm      119: }