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Annotation of src/usr.bin/tmux/cmd-list-clients.c, Revision 1.39

1.39    ! nicm        1: /* $OpenBSD: cmd-list-clients.c,v 1.38 2021/08/21 10:22:39 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:
1.11      nicm       21: #include <stdlib.h>
1.1       nicm       22: #include <string.h>
                     23: #include <time.h>
                     24:
                     25: #include "tmux.h"
                     26:
                     27: /*
                     28:  * List all clients.
                     29:  */
1.19      nicm       30:
1.37      nicm       31: #define LIST_CLIENTS_TEMPLATE                                          \
                     32:        "#{client_name}: #{session_name} "                              \
                     33:        "[#{client_width}x#{client_height} #{client_termname}] "        \
1.39    ! nicm       34:        "#{?#{!=:#{client_uid},#{uid}},"                                \
        !            35:        "[user #{?client_user,#{client_user},#{client_uid},}] ,}"       \
1.37      nicm       36:        "#{?client_flags,(,}#{client_flags}#{?client_flags,),}"
1.1       nicm       37:
1.30      nicm       38: static enum cmd_retval cmd_list_clients_exec(struct cmd *, struct cmdq_item *);
1.1       nicm       39:
                     40: const struct cmd_entry cmd_list_clients_entry = {
1.25      nicm       41:        .name = "list-clients",
                     42:        .alias = "lsc",
                     43:
1.38      nicm       44:        .args = { "F:t:", 0, 0, NULL },
1.25      nicm       45:        .usage = "[-F format] " CMD_TARGET_SESSION_USAGE,
                     46:
1.33      nicm       47:        .target = { 't', CMD_FIND_SESSION, 0 },
1.26      nicm       48:
1.29      nicm       49:        .flags = CMD_READONLY|CMD_AFTERHOOK,
1.25      nicm       50:        .exec = cmd_list_clients_exec
1.1       nicm       51: };
                     52:
1.28      nicm       53: static enum cmd_retval
1.30      nicm       54: cmd_list_clients_exec(struct cmd *self, struct cmdq_item *item)
1.1       nicm       55: {
1.35      nicm       56:        struct args             *args = cmd_get_args(self);
1.36      nicm       57:        struct cmd_find_state   *target = cmdq_get_target(item);
1.9       nicm       58:        struct client           *c;
                     59:        struct session          *s;
                     60:        struct format_tree      *ft;
                     61:        const char              *template;
1.21      nicm       62:        u_int                    idx;
1.9       nicm       63:        char                    *line;
1.1       nicm       64:
1.24      nicm       65:        if (args_has(args, 't'))
1.36      nicm       66:                s = target->s;
1.24      nicm       67:        else
1.7       nicm       68:                s = NULL;
                     69:
1.10      nicm       70:        if ((template = args_get(args, 'F')) == NULL)
1.13      nicm       71:                template = LIST_CLIENTS_TEMPLATE;
1.9       nicm       72:
1.21      nicm       73:        idx = 0;
                     74:        TAILQ_FOREACH(c, &clients, entry) {
                     75:                if (c->session == NULL || (s != NULL && s != c->session))
1.7       nicm       76:                        continue;
1.9       nicm       77:
1.36      nicm       78:                ft = format_create(cmdq_get_client(item), item, FORMAT_NONE, 0);
1.21      nicm       79:                format_add(ft, "line", "%u", idx);
1.20      nicm       80:                format_defaults(ft, c, NULL, NULL, NULL);
1.9       nicm       81:
                     82:                line = format_expand(ft, template);
1.30      nicm       83:                cmdq_print(item, "%s", line);
1.11      nicm       84:                free(line);
1.9       nicm       85:
                     86:                format_free(ft);
1.21      nicm       87:
                     88:                idx++;
1.1       nicm       89:        }
                     90:
1.12      nicm       91:        return (CMD_RETURN_NORMAL);
1.1       nicm       92: }