275 lines
6.0 KiB
C
275 lines
6.0 KiB
C
/*
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* vim:ts=8:sw=3:sts=8:noexpandtab:cino=>5n-3f0^-2{2
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*/
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#include "e.h"
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#ifdef USE_IPC
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typedef struct _Opt Opt;
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struct _Opt
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{
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char *opt;
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int num_param;
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char *desc;
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int num_reply;
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E_Ipc_Op opcode;
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};
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Opt opts[] = {
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#define TYPE E_REMOTE_OPTIONS
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#include "e_ipc_handlers.h"
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#undef TYPE
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};
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static int _e_cb_signal_exit(void *data, int ev_type, void *ev);
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static int _e_ipc_init(void);
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static void _e_ipc_shutdown(void);
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static int _e_ipc_cb_server_add(void *data, int type, void *event);
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static int _e_ipc_cb_server_del(void *data, int type, void *event);
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static int _e_ipc_cb_server_data(void *data, int type, void *event);
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static void _e_help(void);
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/* local subsystem globals */
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static Ecore_Ipc_Server *_e_ipc_server = NULL;
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static const char *display_name = NULL;
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static int reply_count = 0;
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static int reply_expect = 0;
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#endif
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int
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main(int argc, char **argv)
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{
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#ifdef USE_IPC
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int i;
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char *s, buf[1024];
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/* fix up DISPLAY to be :N.0 if no .screen is in it */
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s = getenv("DISPLAY");
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if (s)
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{
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char *p;
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p = strrchr(s, ':');
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if (!p)
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{
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snprintf(buf, sizeof(buf), "DISPLAY=%s:0.0", s);
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putenv(strdup(buf));
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}
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else
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{
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p = strrchr(p, '.');
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if (!p)
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{
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snprintf(buf, sizeof(buf), "DISPLAY=%s.0", s);
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putenv(strdup(buf));
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}
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}
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}
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/* handle some command-line parameters */
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display_name = (const char *)getenv("DISPLAY");
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for (i = 1; i < argc; i++)
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{
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if ((!strcmp(argv[i], "-display")) && (i < (argc - 1)))
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{
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i++;
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display_name = argv[i];
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}
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else if ((!strcmp(argv[i], "-h")) ||
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(!strcmp(argv[i], "-help")) ||
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(!strcmp(argv[i], "--h")) ||
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(!strcmp(argv[i], "--help")))
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{
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_e_help();
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exit(0);
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}
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}
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/* basic ecore init */
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if (!ecore_init())
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{
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printf("ERROR: Enlightenment_remote cannot Initialize Ecore!\n"
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"Perhaps you are out of memory?\n");
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exit(-1);
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}
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ecore_app_args_set(argc, (const char **)argv);
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/* setup a handler for when e is asked to exit via a system signal */
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if (!ecore_event_handler_add(ECORE_EVENT_SIGNAL_EXIT, _e_cb_signal_exit, NULL))
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{
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printf("ERROR: Enlightenment_remote cannot set up an exit signal handler.\n"
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"Perhaps you are out of memory?\n");
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exit(-1);
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}
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/* init ipc */
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if (!ecore_ipc_init())
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{
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printf("ERROR: Enlightenment_remote cannot initialize the ipc system.\n"
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"Perhaps you are out of memory?\n");
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exit(-1);
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}
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/* setup e ipc service */
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if (!_e_ipc_init())
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{
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printf("ERROR: Enlightenment_remote cannot set up the IPC socket.\n"
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"Maybe try the '-display :0.0' option?\n");
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exit(-1);
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}
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e_ipc_codec_init();
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/* start our main loop */
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ecore_main_loop_begin();
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e_ipc_codec_shutdown();
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_e_ipc_shutdown();
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ecore_ipc_shutdown();
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ecore_shutdown();
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#endif
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/* just return 0 to keep the compiler quiet */
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return 0;
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}
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#ifdef USE_IPC
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/* local subsystem functions */
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static int
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_e_cb_signal_exit(void *data, int ev_type, void *ev)
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{
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/* called on ctrl-c, kill (pid) (also SIGINT, SIGTERM and SIGQIT) */
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ecore_main_loop_quit();
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return 1;
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}
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static int
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_e_ipc_init(void)
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{
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char buf[1024];
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char *disp;
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disp = (char *)display_name;
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if (!disp) disp = ":0";
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snprintf(buf, sizeof(buf), "enlightenment-(%s)", disp);
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_e_ipc_server = ecore_ipc_server_connect(ECORE_IPC_LOCAL_USER, buf, 0, NULL);
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/* FIXME: we shoudl also try the generic ":0" if the display is ":0.0" */
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/* similar... */
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if (!_e_ipc_server) return 0;
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ecore_event_handler_add(ECORE_IPC_EVENT_SERVER_ADD, _e_ipc_cb_server_add, NULL);
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ecore_event_handler_add(ECORE_IPC_EVENT_SERVER_DEL, _e_ipc_cb_server_del, NULL);
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ecore_event_handler_add(ECORE_IPC_EVENT_SERVER_DATA, _e_ipc_cb_server_data, NULL);
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return 1;
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}
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static void
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_e_ipc_shutdown(void)
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{
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if (_e_ipc_server)
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{
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ecore_ipc_server_del(_e_ipc_server);
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_e_ipc_server = NULL;
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}
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}
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static int
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_e_ipc_cb_server_add(void *data, int type, void *event)
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{
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Ecore_Ipc_Event_Server_Add *e;
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char **argv, **params;
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int i, j, argc, process_count = 0;
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e = event;
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ecore_app_args_get(&argc, &argv);
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for (i = 1; i < argc; i++)
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{
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for (j = 0; j < (int)(sizeof(opts) / sizeof(Opt)); j++)
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{
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Opt *opt;
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opt = &(opts[j]);
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if (!strcmp(opt->opt, argv[i]))
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{
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if (i >= (argc - opt->num_param))
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{
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printf("ERROR: option %s expects %i parameters\n",
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opt->opt, opt->num_param);
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exit(-1);
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}
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else
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{
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params = &(argv[i + 1]);
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switch (opt->opcode)
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{
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#define TYPE E_REMOTE_OUT
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#include "e_ipc_handlers.h"
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#undef TYPE
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default:
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break;
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}
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process_count++;
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reply_expect += opt->num_reply;
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i += opt->num_param;
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}
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}
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}
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}
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if (process_count <= 0) _e_help();
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if (reply_count >= reply_expect) ecore_main_loop_quit();
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return 1;
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}
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static int
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_e_ipc_cb_server_del(void *data, int type, void *event)
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{
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Ecore_Ipc_Event_Server_Del *e;
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e = event;
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return 1;
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}
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static int
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_e_ipc_cb_server_data(void *data, int type, void *event)
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{
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Ecore_Ipc_Event_Server_Data *e;
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e = event;
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printf("REPLY <- BEGIN\n");
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switch (e->minor)
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{
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#define TYPE E_REMOTE_IN
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#include "e_ipc_handlers.h"
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#undef TYPE
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default:
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break;
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}
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printf("REPLY <- END\n");
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reply_count++;
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if (reply_count >= reply_expect) ecore_main_loop_quit();
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return 1;
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}
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static void
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_e_help(void)
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{
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int i, j;
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printf("OPTIONS:\n");
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printf(" -h This help\n");
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printf(" -help This help\n");
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printf(" --help This help\n");
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printf(" --h This help\n");
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printf(" -display OPT1 Connect to E running on display 'OPT1'\n");
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for (j = 0; j < (int)(sizeof(opts) / sizeof(Opt)); j++)
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{
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Opt *opt;
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opt = &(opts[j]);
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printf(" %s ", opt->opt);
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for (i = 0; i < opt->num_param; i++)
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printf("OPT%i ", i + 1);
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printf("%s\n", opt->desc);
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}
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}
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#endif |