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/* $Id: cmd-attach-session.c,v 1.7 2007-10-19 09:21:25 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/types.h>
#include <getopt.h>
#include "tmux.h"
/*
* Attach existing session to the current terminal.
*/
int cmd_attach_session_parse(void **, int, char **, char **);
void cmd_attach_session_exec(void *, struct cmd_ctx *);
void cmd_attach_session_send(void *, struct buffer *);
void cmd_attach_session_recv(void **, struct buffer *);
void cmd_attach_session_free(void *);
struct cmd_attach_session_data {
int flag_detach;
};
const struct cmd_entry cmd_attach_session_entry = {
"attach-session", "attach", "[-d]",
CMD_CANTNEST,
cmd_attach_session_parse,
cmd_attach_session_exec,
cmd_attach_session_send,
cmd_attach_session_recv,
cmd_attach_session_free
};
int
cmd_attach_session_parse(void **ptr, int argc, char **argv, char **cause)
{
struct cmd_attach_session_data *data;
int opt;
*ptr = data = xmalloc(sizeof *data);
data->flag_detach = 0;
while ((opt = getopt(argc, argv, "dn:")) != EOF) {
switch (opt) {
case 'd':
data->flag_detach = 1;
break;
default:
goto usage;
}
}
argc -= optind;
argv += optind;
if (argc != 0)
goto usage;
return (0);
usage:
usage(cause, "%s %s",
cmd_attach_session_entry.name, cmd_attach_session_entry.usage);
cmd_attach_session_free(data);
return (-1);
}
void
cmd_attach_session_exec(void *ptr, struct cmd_ctx *ctx)
{
struct cmd_attach_session_data *data = ptr;
struct client *c = ctx->client;
struct session *s = ctx->session;
if (ctx->flags & CMD_KEY)
return;
if (!(c->flags & CLIENT_TERMINAL)) {
ctx->error(ctx, "not a terminal");
return;
}
if (data->flag_detach)
server_write_session(s, MSG_DETACH, NULL, 0);
c->session = s;
server_write_client(c, MSG_READY, NULL, 0);
recalculate_sizes();
server_redraw_client(c);
}
void
cmd_attach_session_send(void *ptr, struct buffer *b)
{
struct cmd_attach_session_data *data = ptr;
buffer_write(b, data, sizeof *data);
}
void
cmd_attach_session_recv(void **ptr, struct buffer *b)
{
struct cmd_attach_session_data *data;
*ptr = data = xmalloc(sizeof *data);
buffer_read(b, data, sizeof *data);
}
void
cmd_attach_session_free(void *ptr)
{
struct cmd_attach_session_data *data = ptr;
xfree(data);
}
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