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Annotation of src/usr.bin/tmux/cmd-rename-session.c, Revision 1.34

1.34    ! nicm        1: /* $OpenBSD: cmd-rename-session.c,v 1.33 2021/07/06 08:18:38 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: {
1.29      nicm       49:        struct args             *args = cmd_get_args(self);
1.30      nicm       50:        struct cmd_find_state   *target = cmdq_get_target(item);
                     51:        struct session          *s = target->s;
1.32      nicm       52:        char                    *newname, *tmp;
1.27      nicm       53:
1.34    ! nicm       54:        tmp = format_single_from_target(item, args_string(args, 0));
1.32      nicm       55:        newname = session_check_name(tmp);
1.33      nicm       56:        if (newname == NULL) {
                     57:                cmdq_error(item, "invalid session: %s", tmp);
                     58:                free(tmp);
                     59:                return (CMD_RETURN_ERROR);
                     60:        }
1.32      nicm       61:        free(tmp);
1.27      nicm       62:        if (strcmp(newname, s->name) == 0) {
                     63:                free(newname);
1.25      nicm       64:                return (CMD_RETURN_NORMAL);
1.10      nicm       65:        }
1.8       nicm       66:        if (session_find(newname) != NULL) {
1.23      nicm       67:                cmdq_error(item, "duplicate session: %s", newname);
1.27      nicm       68:                free(newname);
1.13      nicm       69:                return (CMD_RETURN_ERROR);
1.6       nicm       70:        }
1.1       nicm       71:
1.7       nicm       72:        RB_REMOVE(sessions, &sessions, s);
1.12      nicm       73:        free(s->name);
1.27      nicm       74:        s->name = newname;
1.7       nicm       75:        RB_INSERT(sessions, &sessions, s);
1.2       nicm       76:
                     77:        server_status_session(s);
1.24      nicm       78:        notify_session("session-renamed", s);
1.1       nicm       79:
1.13      nicm       80:        return (CMD_RETURN_NORMAL);
1.1       nicm       81: }