Return to cmd-attach-session.c CVS log

Up to [local] / src / usr.bin / tmux

Annotation of src/usr.bin/tmux/cmd-attach-session.c, Revision 1.2

1.2     ! ray         1: /* $OpenBSD: cmd-attach-session.c,v 1.1 2009/06/01 22:58:49 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 "tmux.h"
                     22:
                     23: /*
                     24:  * Attach existing session to the current terminal.
                     25:  */
                     26:
                     27: int    cmd_attach_session_exec(struct cmd *, struct cmd_ctx *);
                     28:
                     29: const struct cmd_entry cmd_attach_session_entry = {
                     30:        "attach-session", "attach",
                     31:        "[-d] " CMD_TARGET_SESSION_USAGE,
                     32:                CMD_DFLAG|CMD_CANTNEST|CMD_STARTSERVER,
                     33:        cmd_target_init,
                     34:        cmd_target_parse,
                     35:        cmd_attach_session_exec,
                     36:        cmd_target_send,
                     37:        cmd_target_recv,
                     38:        cmd_target_free,
                     39:        cmd_target_print
                     40: };
                     41:
                     42: int
                     43: cmd_attach_session_exec(struct cmd *self, struct cmd_ctx *ctx)
                     44: {
                     45:        struct cmd_target_data  *data = self->data;
                     46:        struct session          *s;
                     47:        char                    *cause;
                     48:
                     49:        if (ctx->curclient != NULL)
                     50:                return (0);
                     51:
                     52:        if (ARRAY_LENGTH(&sessions) == 0) {
                     53:                ctx->error(ctx, "no sessions");
                     54:                return (-1);
                     55:        }
                     56:        if ((s = cmd_find_session(ctx, data->target)) == NULL)
                     57:                return (-1);
                     58:
                     59:        if (!(ctx->cmdclient->flags & CLIENT_TERMINAL)) {
                     60:                ctx->error(ctx, "not a terminal");
                     61:                return (-1);
                     62:        }
                     63:
                     64:        if (tty_open(&ctx->cmdclient->tty, &cause) != 0) {
                     65:                ctx->error(ctx, "terminal open failed: %s", cause);
                     66:                xfree(cause);
                     67:                return (-1);
                     68:        }
                     69:
                     70:        if (data->flags & CMD_DFLAG)
                     71:                server_write_session(s, MSG_DETACH, NULL, 0);
                     72:        ctx->cmdclient->session = s;
                     73:
                     74:        server_write_client(ctx->cmdclient, MSG_READY, NULL, 0);
                     75:        recalculate_sizes();
                     76:        server_redraw_client(ctx->cmdclient);
                     77:
                     78:        return (1);
                     79: }