/* * vim:ts=4:sw=4:expandtab * * i3 - an improved dynamic tiling window manager * © 2009 Michael Stapelberg and contributors (see also: LICENSE) * * i3-msg/main.c: Utility which sends messages to a running i3-instance using * IPC via UNIX domain sockets. * * This (in combination with libi3/ipc_send_message.c and * libi3/ipc_recv_message.c) serves as an example for how to send your own * messages to i3. * * Additionally, it’s even useful sometimes :-). * */ #include "libi3.h" #include #include #include #include #include #include #include #include #include #include /* * Having verboselog() and errorlog() is necessary when using libi3. * */ void verboselog(char *fmt, ...) { va_list args; va_start(args, fmt); vfprintf(stdout, fmt, args); va_end(args); } void errorlog(char *fmt, ...) { va_list args; va_start(args, fmt); vfprintf(stderr, fmt, args); va_end(args); } static char *last_key = NULL; int main(int argc, char *argv[]) { #if defined(__OpenBSD__) if (pledge("stdio rpath unix", NULL) == -1) err(EXIT_FAILURE, "pledge"); #endif char *socket_path = NULL; int o, option_index = 0; char *payload = NULL; static struct option long_options[] = { {"socket", required_argument, 0, 's'}, {"version", no_argument, 0, 'v'}, {"help", no_argument, 0, 'h'}, {0, 0, 0, 0}}; char *options_string = "s:t:vhqm"; while ((o = getopt_long(argc, argv, options_string, long_options, &option_index)) != -1) { if (o == 's') { free(socket_path); socket_path = sstrdup(optarg); } else if (o == 'v') { puts("i3-msg " I3_VERSION "\n"); return 0; } else if (o == 'h') { puts("i3-msg " I3_VERSION "\n"); puts("i3-msg [-s ] [-m] \n"); return 0; } else if (o == '?') { exit(EXIT_FAILURE); } } /* Use all arguments, separated by whitespace, as payload. * This way, you don’t have to do i3-msg 'mark foo', you can use * i3-msg mark foo */ while (optind < argc) { if (!payload) { payload = sstrdup(argv[optind]); } else { char *both; sasprintf(&both, "%s %s", payload, argv[optind]); free(payload); payload = both; } optind++; } if (!payload) payload = sstrdup(""); int sockfd = ipc_connect(socket_path); if (ipc_send_message(sockfd, strlen(payload), (uint8_t *)payload) == -1) err(EXIT_FAILURE, "IPC: write()"); free(payload); uint32_t reply_length; uint8_t *reply; int ret; if ((ret = ipc_recv_message(sockfd, &reply_length, &reply)) != 0) { if (ret == -1) err(EXIT_FAILURE, "IPC: read()"); exit(1); } puts(reply); return 0; }