2 * awesome-client-common.c - awesome client, communicate with socket, common functions
4 * Copyright © 2007 Julien Danjou <julien@danjou.info>
5 * Copyright © 2007 daniel@brinkers.de
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, write to the Free Software Foundation, Inc.,
19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
23 #include <sys/socket.h>
26 #include "awesome-client.h"
29 #define CONTROL_UNIX_SOCKET_PATH ".awesome_ctl."
32 get_client_addr(const char *display
)
36 struct sockaddr_un
*addr
;
38 addr
= p_new(struct sockaddr_un
, 1);
39 homedir
= getenv("HOME");
40 path_len
= a_strlen(homedir
) + a_strlen(CONTROL_UNIX_SOCKET_PATH
) + a_strlen(display
) + 2;
41 if(path_len
>= ssizeof(addr
->sun_path
))
43 fprintf(stderr
, "error: path of control UNIX domain socket is too long");
46 a_strcpy(addr
->sun_path
, path_len
, homedir
);
47 a_strcat(addr
->sun_path
, path_len
, "/");
48 a_strcat(addr
->sun_path
, path_len
, CONTROL_UNIX_SOCKET_PATH
);
50 a_strcat(addr
->sun_path
, path_len
, display
+ 1);
52 a_strcat(addr
->sun_path
, path_len
, "0");
54 addr
->sun_family
= AF_UNIX
;
60 get_client_socket(void)
64 csfd
= socket(AF_UNIX
, SOCK_DGRAM
, 0);
67 perror("error opening UNIX domain socket");