mirror of
https://github.com/awesomeWM/awesome
synced 2024-11-05 20:26:09 +01:00
70 lines
2 KiB
C
70 lines
2 KiB
C
/*
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* awesome-client-common.c - awesome client, communicate with socket, common functions
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*
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* Copyright © 2007 Julien Danjou <julien@danjou.info>
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* Copyright © 2007 daniel@brinkers.de
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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*/
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#include <sys/socket.h>
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#include <sys/un.h>
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#include "awesome-client.h"
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#include "util.h"
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#define CONTROL_UNIX_SOCKET_PATH ".awesome_ctl."
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struct sockaddr_un *
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get_client_addr(const char *display)
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{
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char *homedir;
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ssize_t path_len;
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struct sockaddr_un *addr;
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addr = p_new(struct sockaddr_un, 1);
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homedir = getenv("HOME");
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path_len = a_strlen(homedir) + a_strlen(CONTROL_UNIX_SOCKET_PATH) + a_strlen(display) + 2;
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if(path_len >= ssizeof(addr->sun_path))
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{
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fprintf(stderr, "error: path of control UNIX domain socket is too long");
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return NULL;
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}
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a_strcpy(addr->sun_path, path_len, homedir);
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a_strcat(addr->sun_path, path_len, "/");
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a_strcat(addr->sun_path, path_len, CONTROL_UNIX_SOCKET_PATH);
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if(display)
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a_strcat(addr->sun_path, path_len, display + 1);
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else
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a_strcat(addr->sun_path, path_len, "0");
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addr->sun_family = AF_UNIX;
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return addr;
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}
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int
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get_client_socket(void)
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{
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int csfd;
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csfd = socket(AF_UNIX, SOCK_DGRAM, 0);
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if(csfd < 0)
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perror("error opening UNIX domain socket");
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return csfd;
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}
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