170 static int handle_options(const char ***argv, int *argc, int *envchanged)  in handle_options()  argument
175 		const char *cmd = (*argv)[0];  in handle_options()
192 			(*argv)[0] = "--help";  in handle_options()
197 			(*argv)[0] = "--version";  in handle_options()
202 			(*argv)[0] = "version";  in handle_options()
232 			tracing_path_set((*argv)[1]);  in handle_options()
235 			(*argv)++;  in handle_options()
242 			set_buildid_dir((*argv)[1]);  in handle_options()
245 			(*argv)++;  in handle_options()
275 			if (perf_debug_option((*argv)[1]))  in handle_options()
278 			(*argv)++;  in handle_options()
285 		(*argv)++;  in handle_options()
295 static int run_builtin(struct cmd_struct *p, int argc, const char **argv)  in run_builtin()  argument
311 	perf_env__set_cmdline(&perf_env, argc, argv);  in run_builtin()
312 	status = p->fn(argc, argv);  in run_builtin()
349 static void handle_internal_command(int argc, const char **argv)  in handle_internal_command()  argument
351 	const char *cmd = argv[0];  in handle_internal_command()
355 	if (argc > 1 && !strcmp(argv[1], "--help")) {  in handle_internal_command()
356 		argv[1] = argv[0];  in handle_internal_command()
357 		argv[0] = cmd = "help";  in handle_internal_command()
364 		exit(run_builtin(p, argc, argv));  in handle_internal_command()
368 static void execv_dashed_external(const char **argv)  in execv_dashed_external()  argument
374 	if (asprintf(&cmd, "perf-%s", argv[0]) < 0)  in execv_dashed_external()
383 	tmp = argv[0];  in execv_dashed_external()
384 	argv[0] = cmd;  in execv_dashed_external()
390 	status = run_command_v_opt(argv, 0);  in execv_dashed_external()
394 			pr_err("FATAL: unable to run '%s'", argv[0]);  in execv_dashed_external()
401 	argv[0] = tmp;  in execv_dashed_external()
405 static int run_argv(int *argcp, const char ***argv)  in run_argv()  argument
408 	handle_internal_command(*argcp, *argv);  in run_argv()
411 	execv_dashed_external(*argv);  in run_argv()
439 int main(int argc, const char **argv)  in main()  argument
451 	cmd = extract_argv0_path(argv[0]);  in main()
479 		argv[0] = cmd;  in main()
480 		handle_internal_command(argc, argv);  in main()
486 		argv[0] = cmd;  in main()
491 		argv[0] = "trace";  in main()
492 		return cmd_trace(argc, argv);  in main()
500 	argv++;  in main()
502 	handle_options(&argv, &argc, NULL);  in main()
506 		if (strstarts(argv[0], "--"))  in main()
507 			argv[0] += 2;  in main()
515 	cmd = argv[0];  in main()
538 		run_argv(&argc, &argv);  in main()
544 			cmd = argv[0] = help_unknown_cmd(cmd);  in main()