-/* * Copyright (c) 2012-2013 Bastien Dejean
+/* Copyright (c) 2012, 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:
+ * 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.
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ * 2. 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
+ * 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 OWNER 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
+ * 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.
*/
int main(int argc, char *argv[])
{
- int fd;
- struct sockaddr_un sock_address;
- char msg[BUFSIZ], rsp[BUFSIZ];
+ int fd;
+ struct sockaddr_un sock_address;
+ char msg[BUFSIZ], rsp[BUFSIZ];
- if (argc < 2)
- err("No arguments given.\n");
+ if (argc < 2)
+ err("No arguments given.\n");
- sock_address.sun_family = AF_UNIX;
- char *sp = getenv(SOCKET_ENV_VAR);
- if (sp != NULL)
- snprintf(sock_address.sun_path, sizeof(sock_address.sun_path), "%s", sp);
- else
- snprintf(sock_address.sun_path, sizeof(sock_address.sun_path), SOCKET_PATH_TPL, getenv("DISPLAY"));
+ sock_address.sun_family = AF_UNIX;
+ char *sp;
- argc--, argv++;
- int msg_len = 0;
+ if ((fd = socket(AF_UNIX, SOCK_STREAM, 0)) == -1)
+ err("Failed to create the socket.\n");
- 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;
- }
+ sp = getenv(SOCKET_ENV_VAR);
+ if (sp != NULL) {
+ snprintf(sock_address.sun_path, sizeof(sock_address.sun_path), "%s", sp);
+ } else {
+ char *host = NULL;
+ int dn = 0, sn = 0;
+ if (xcb_parse_display(NULL, &host, &dn, &sn) != 0)
+ snprintf(sock_address.sun_path, sizeof(sock_address.sun_path), SOCKET_PATH_TPL, host, dn, sn);
+ free(host);
+ }
- if ((fd = socket(AF_UNIX, SOCK_STREAM, 0)) == -1)
- err("Failed to create the socket.\n");
+ if (connect(fd, (struct sockaddr *) &sock_address, sizeof(sock_address)) == -1)
+ err("Failed to connect to the socket.\n");
- if (connect(fd, (struct sockaddr *) &sock_address, sizeof(sock_address)) == -1)
- err("Failed to connect to the socket.\n");
+ argc--, argv++;
+ int msg_len = 0;
- if (send(fd, msg, msg_len, 0) == -1)
- err("Failed to send the data.\n");
+ 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;
+ }
- int ret = EXIT_SUCCESS, nb;
- while ((nb = recv(fd, rsp, sizeof(rsp), 0)) > 0) {
- if (nb == 1 && rsp[0] == MESSAGE_FAILURE) {
- ret = EXIT_FAILURE;
- } else {
- int end = MIN(nb, (int) sizeof(rsp) - 1);
- rsp[end--] = '\0';
- while (end >= 0 && isspace(rsp[end]))
- rsp[end--] = '\0';
- printf("%s\n", rsp);
- fflush(stdout);
- }
- }
+ if (send(fd, msg, msg_len, 0) == -1)
+ err("Failed to send the data.\n");
- close(fd);
- return ret;
+ int ret = 0, nb;
+ while ((nb = recv(fd, rsp, sizeof(rsp), 0)) > 0) {
+ if (nb == 1 && rsp[0] < MSG_LENGTH) {
+ ret = rsp[0];
+ if (ret == MSG_UNKNOWN) {
+ warn("Unknown command.\n");
+ } else if (ret == MSG_SYNTAX) {
+ warn("Invalid syntax.\n");
+ }
+ } else {
+ int end = MIN(nb, (int) sizeof(rsp) - 1);
+ rsp[end--] = '\0';
+ while (end >= 0 && isspace(rsp[end]))
+ rsp[end--] = '\0';
+ printf("%s\n", rsp);
+ fflush(stdout);
+ }
+ }
+
+ close(fd);
+ return ret;
}
projects / bspwm.git / blobdiff