tmux/cmd-rename-session.c

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/* $Id: cmd-rename-session.c,v 1.5 2008-06-02 18:08:16 nicm Exp $ */
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/*
* 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 <stdlib.h>
#include "tmux.h"
/*
* Change session name.
*/
int cmd_rename_session_parse(struct cmd *, void **, int, char **, char **);
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void cmd_rename_session_exec(void *, struct cmd_ctx *);
void cmd_rename_session_send(void *, struct buffer *);
void cmd_rename_session_recv(void **, struct buffer *);
void cmd_rename_session_free(void *);
struct cmd_rename_session_data {
char *sname;
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char *newname;
};
const struct cmd_entry cmd_rename_session_entry = {
"rename-session", "rename",
"[-s session-name] new-name",
0,
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cmd_rename_session_parse,
cmd_rename_session_exec,
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cmd_rename_session_send,
cmd_rename_session_recv,
cmd_rename_session_free
};
int
cmd_rename_session_parse(
struct cmd *self, void **ptr, int argc, char **argv, char **cause)
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{
struct cmd_rename_session_data *data;
int opt;
*ptr = data = xmalloc(sizeof *data);
data->sname = NULL;
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data->newname = NULL;
while ((opt = getopt(argc, argv, "s:")) != EOF) {
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switch (opt) {
case 's':
data->sname = xstrdup(optarg);
break;
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default:
goto usage;
}
}
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argc -= optind;
argv += optind;
if (argc != 1)
goto usage;
data->newname = xstrdup(argv[0]);
return (0);
usage:
usage(cause, "%s %s", self->entry->name, self->entry->usage);
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cmd_rename_session_free(data);
return (-1);
}
void
cmd_rename_session_exec(void *ptr, struct cmd_ctx *ctx)
{
struct cmd_rename_session_data *data = ptr;
struct session *s;
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if (data == NULL)
return;
if ((s = cmd_find_session(ctx, data->sname)) == NULL)
return;
xfree(s->name);
s->name = xstrdup(data->newname);
if (ctx->cmdclient != NULL)
server_write_client(ctx->cmdclient, MSG_EXIT, NULL, 0);
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}
void
cmd_rename_session_send(void *ptr, struct buffer *b)
{
struct cmd_rename_session_data *data = ptr;
buffer_write(b, data, sizeof *data);
cmd_send_string(b, data->sname);
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cmd_send_string(b, data->newname);
}
void
cmd_rename_session_recv(void **ptr, struct buffer *b)
{
struct cmd_rename_session_data *data;
*ptr = data = xmalloc(sizeof *data);
buffer_read(b, data, sizeof *data);
data->sname = cmd_recv_string(b);
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data->newname = cmd_recv_string(b);
}
void
cmd_rename_session_free(void *ptr)
{
struct cmd_rename_session_data *data = ptr;
if (data->sname != NULL)
xfree(data->sname);
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if (data->newname != NULL)
xfree(data->newname);
xfree(data);
}