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Annotation of src/usr.bin/tmux/cmd-display-panes.c, Revision 1.15

1.15    ! nicm        1: /* $OpenBSD: cmd-display-panes.c,v 1.14 2016/10/14 22:14:22 nicm Exp $ */
1.1       nicm        2:
                      3: /*
1.12      nicm        4:  * Copyright (c) 2009 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:
1.13      nicm       21: #include <ctype.h>
                     22: #include <stdlib.h>
                     23:
1.1       nicm       24: #include "tmux.h"
                     25:
                     26: /*
                     27:  * Display panes on a client.
                     28:  */
                     29:
1.13      nicm       30: static enum cmd_retval  cmd_display_panes_exec(struct cmd *, struct cmd_q *);
                     31:
                     32: static void             cmd_display_panes_callback(struct client *,
                     33:                             struct window_pane *);
1.1       nicm       34:
                     35: const struct cmd_entry cmd_display_panes_entry = {
1.10      nicm       36:        .name = "display-panes",
                     37:        .alias = "displayp",
                     38:
1.13      nicm       39:        .args = { "t:", 0, 1 },
1.10      nicm       40:        .usage = CMD_TARGET_CLIENT_USAGE,
                     41:
1.11      nicm       42:        .tflag = CMD_CLIENT,
                     43:
1.14      nicm       44:        .flags = CMD_AFTERHOOK,
1.10      nicm       45:        .exec = cmd_display_panes_exec
1.1       nicm       46: };
                     47:
1.13      nicm       48: static enum cmd_retval
                     49: cmd_display_panes_exec(struct cmd *self, struct cmd_q *cmdq)
1.1       nicm       50: {
1.13      nicm       51:        struct args     *args = self->args;
                     52:        struct client   *c = cmdq->state.c;
                     53:
                     54:        if (c->identify_callback != NULL)
                     55:                return (CMD_RETURN_NORMAL);
                     56:
                     57:        c->identify_callback = cmd_display_panes_callback;
                     58:        if (args->argc != 0)
                     59:                c->identify_callback_data = xstrdup(args->argv[0]);
                     60:        else
                     61:                c->identify_callback_data = xstrdup("select-pane -t '%%'");
                     62:
                     63:        server_set_identify(c);
1.1       nicm       64:
1.4       nicm       65:        return (CMD_RETURN_NORMAL);
1.13      nicm       66: }
                     67:
1.15    ! nicm       68: static enum cmd_retval
        !            69: cmd_display_panes_error(struct cmd_q *cmdq, void *data)
        !            70: {
        !            71:        char    *error = data;
        !            72:
        !            73:        cmdq_error(cmdq, "%s", error);
        !            74:        free(error);
        !            75:
        !            76:        return (CMD_RETURN_NORMAL);
        !            77: }
        !            78:
1.13      nicm       79: static void
                     80: cmd_display_panes_callback(struct client *c, struct window_pane *wp)
                     81: {
                     82:        struct cmd_list *cmdlist;
1.15    ! nicm       83:        struct cmd_q    *new_cmdq;
1.13      nicm       84:        char            *template, *cmd, *expanded, *cause;
                     85:
                     86:        template = c->identify_callback_data;
1.15    ! nicm       87:        if (wp == NULL)
        !            88:                goto out;
        !            89:        xasprintf(&expanded, "%%%u", wp->id);
        !            90:        cmd = cmd_template_replace(template, expanded, 1);
        !            91:
        !            92:        if (cmd_string_parse(cmd, &cmdlist, NULL, 0, &cause) != 0) {
        !            93:                if (cause != NULL) {
        !            94:                        new_cmdq = cmdq_get_callback(cmd_display_panes_error,
        !            95:                            cause);
        !            96:                } else
        !            97:                        new_cmdq = NULL;
        !            98:        } else {
        !            99:                new_cmdq = cmdq_get_command(cmdlist, NULL, NULL, 0);
        !           100:                cmd_list_free(cmdlist);
        !           101:        }
1.13      nicm      102:
1.15    ! nicm      103:        if (new_cmdq != NULL)
        !           104:                cmdq_append(c, new_cmdq);
        !           105:
        !           106:        free(cmd);
        !           107:        free(expanded);
1.13      nicm      108:
1.15    ! nicm      109: out:
1.13      nicm      110:        free(c->identify_callback_data);
                    111:        c->identify_callback_data = NULL;
                    112:        c->identify_callback = NULL;
1.1       nicm      113: }