bspwm/bspc.c
2013-10-08 21:05:56 +02:00

85 lines
2.8 KiB
C

/* * Copyright (c) 2012-2013 Bastien Dejean
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation and/or
* other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdlib.h>
#ifdef __OpenBSD__
#include <sys/types.h>
#endif
#include <sys/socket.h>
#include <sys/un.h>
#include <unistd.h>
#include "helpers.h"
#include "common.h"
int main(int argc, char *argv[])
{
int sock_fd;
struct sockaddr_un sock_address;
char msg[BUFSIZ];
char rsp[BUFSIZ];
if (argc < 2)
err("No arguments given.\n");
char *sp = getenv(SOCKET_ENV_VAR);
sock_address.sun_family = AF_UNIX;
snprintf(sock_address.sun_path, sizeof(sock_address.sun_path), "%s", (sp == NULL ? DEFAULT_SOCKET_PATH : sp));
argc--, argv++;
int msg_len = 0;
for (int offset = 0, rem = sizeof(msg), n = 0; argc > 0 && rem > 0; offset += n, rem -= n, argc--, argv++) {
n = snprintf(msg + offset, rem, "%s%c", *argv, 0);
msg_len += n;
}
if ((sock_fd = socket(AF_UNIX, SOCK_STREAM, 0)) == -1)
err("Failed to create the socket.\n");
if (connect(sock_fd, (struct sockaddr *) &sock_address, sizeof(sock_address)) == -1)
err("Failed to connect to the socket.\n");
if (send(sock_fd, msg, msg_len, 0) == -1)
err("Failed to send the data.\n");
int ret = EXIT_SUCCESS;
int n = recv(sock_fd, rsp, sizeof(rsp), 0);
if (n == -1) {
err("Failed to get the response.\n");
} else if (n > 0) {
if (n == 1 && rsp[0] == MESSAGE_FAILURE) {
ret = EXIT_FAILURE;
} else {
rsp[n] = '\0';
printf("%s\n", rsp);
}
}
if (sock_fd)
close(sock_fd);
return ret;
}