mirror of https://github.com/tmux/tmux.git
148 lines
3.4 KiB
C
148 lines
3.4 KiB
C
/* $Id: cmd-switch-client.c,v 1.7 2008-06-05 16:35:32 nicm Exp $ */
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/*
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* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
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* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <sys/types.h>
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#include <getopt.h>
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#include <stdlib.h>
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#include <string.h>
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#include "tmux.h"
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/*
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* Switch client to a different session.
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*/
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int cmd_switch_client_parse(struct cmd *, int, char **, char **);
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void cmd_switch_client_exec(struct cmd *, struct cmd_ctx *);
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void cmd_switch_client_send(struct cmd *, struct buffer *);
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void cmd_switch_client_recv(struct cmd *, struct buffer *);
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void cmd_switch_client_free(struct cmd *);
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struct cmd_switch_client_data {
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char *cname;
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char *name;
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};
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const struct cmd_entry cmd_switch_client_entry = {
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"switch-client", "switchc",
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"[-c client-tty] session-name",
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0,
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cmd_switch_client_parse,
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cmd_switch_client_exec,
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cmd_switch_client_send,
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cmd_switch_client_recv,
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cmd_switch_client_free,
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NULL,
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NULL
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};
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int
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cmd_switch_client_parse(struct cmd *self, int argc, char **argv, char **cause)
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{
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struct cmd_switch_client_data *data;
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int opt;
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self->data = data = xmalloc(sizeof *data);
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data->cname = NULL;
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data->name = NULL;
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while ((opt = getopt(argc, argv, "c:")) != EOF) {
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switch (opt) {
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case 'c':
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data->cname = xstrdup(optarg);
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break;
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default:
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goto usage;
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}
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}
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argc -= optind;
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argv += optind;
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if (argc != 1)
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goto usage;
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data->name = xstrdup(argv[0]);
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return (0);
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usage:
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xasprintf(cause, "usage: %s %s", self->entry->name, self->entry->usage);
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self->entry->free(self);
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return (-1);
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}
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void
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cmd_switch_client_exec(struct cmd *self, struct cmd_ctx *ctx)
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{
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struct cmd_switch_client_data *data = self->data;
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struct client *c;
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struct session *s;
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if (data == NULL)
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return;
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if ((c = cmd_find_client(ctx, data->cname)) == NULL)
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return;
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if ((s = session_find(data->name)) == NULL) {
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ctx->error(ctx, "session not found: %s", data->name);
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return;
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}
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c->session = s;
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recalculate_sizes();
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server_redraw_client(c);
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if (ctx->cmdclient != NULL)
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server_write_client(ctx->cmdclient, MSG_EXIT, NULL, 0);
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}
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void
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cmd_switch_client_send(struct cmd *self, struct buffer *b)
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{
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struct cmd_switch_client_data *data = self->data;
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buffer_write(b, data, sizeof *data);
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cmd_send_string(b, data->cname);
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cmd_send_string(b, data->name);
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}
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void
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cmd_switch_client_recv(struct cmd *self, struct buffer *b)
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{
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struct cmd_switch_client_data *data;
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self->data = data = xmalloc(sizeof *data);
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buffer_read(b, data, sizeof *data);
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data->cname = cmd_recv_string(b);
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data->name = cmd_recv_string(b);
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}
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void
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cmd_switch_client_free(struct cmd *self)
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{
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struct cmd_switch_client_data *data = self->data;
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if (data->cname != NULL)
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xfree(data->cname);
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if (data->name != NULL)
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xfree(data->name);
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xfree(data);
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}
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