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Annotation of src/usr.bin/tmux/cmd-rename-session.c, Revision 1.27

1.27    ! nicm        1: /* $OpenBSD: cmd-rename-session.c,v 1.26 2017/04/22 10:22:39 nicm Exp $ */
1.1       nicm        2:
                      3: /*
1.20      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:
                     21: #include <stdlib.h>
1.25      nicm       22: #include <string.h>
1.1       nicm       23:
                     24: #include "tmux.h"
                     25:
                     26: /*
                     27:  * Change session name.
                     28:  */
                     29:
1.23      nicm       30: static enum cmd_retval cmd_rename_session_exec(struct cmd *,
                     31:                            struct cmdq_item *);
1.1       nicm       32:
                     33: const struct cmd_entry cmd_rename_session_entry = {
1.18      nicm       34:        .name = "rename-session",
                     35:        .alias = "rename",
                     36:
                     37:        .args = { "t:", 1, 1 },
                     38:        .usage = CMD_TARGET_SESSION_USAGE " new-name",
                     39:
1.26      nicm       40:        .target = { 't', CMD_FIND_SESSION, 0 },
1.19      nicm       41:
1.22      nicm       42:        .flags = CMD_AFTERHOOK,
1.18      nicm       43:        .exec = cmd_rename_session_exec
1.1       nicm       44: };
                     45:
1.21      nicm       46: static enum cmd_retval
1.23      nicm       47: cmd_rename_session_exec(struct cmd *self, struct cmdq_item *item)
1.1       nicm       48: {
1.27    ! nicm       49:        struct args             *args = self->args;
        !            50:        struct client           *c = cmd_find_client(item, NULL, 0);
        !            51:        struct session          *s = item->target.s;
        !            52:        char                    *newname;
        !            53:
        !            54:        newname = format_single(item, args->argv[0], c, s, NULL, NULL);
        !            55:        if (strcmp(newname, s->name) == 0) {
        !            56:                free(newname);
1.25      nicm       57:                return (CMD_RETURN_NORMAL);
1.27    ! nicm       58:        }
1.25      nicm       59:
1.10      nicm       60:        if (!session_check_name(newname)) {
1.23      nicm       61:                cmdq_error(item, "bad session name: %s", newname);
1.27    ! nicm       62:                free(newname);
1.13      nicm       63:                return (CMD_RETURN_ERROR);
1.10      nicm       64:        }
1.8       nicm       65:        if (session_find(newname) != NULL) {
1.23      nicm       66:                cmdq_error(item, "duplicate session: %s", newname);
1.27    ! nicm       67:                free(newname);
1.13      nicm       68:                return (CMD_RETURN_ERROR);
1.6       nicm       69:        }
1.1       nicm       70:
1.7       nicm       71:        RB_REMOVE(sessions, &sessions, s);
1.12      nicm       72:        free(s->name);
1.27    ! nicm       73:        s->name = newname;
1.7       nicm       74:        RB_INSERT(sessions, &sessions, s);
1.2       nicm       75:
                     76:        server_status_session(s);
1.24      nicm       77:        notify_session("session-renamed", s);
1.1       nicm       78:
1.13      nicm       79:        return (CMD_RETURN_NORMAL);
1.1       nicm       80: }