「🏗️」 wip: parsing should be good

src/opt_parse.c

@@ -10,39 +10,58 @@
 int handle_long_args(char **av, args_t *args) {
 	OPT_WHILE {
 		if (strncmp((*av) + 2, options[i].name, strlen(options[i].name)) == 0) {
-			OPT_HANDLE(i)
+			OPT_HANDLE(i);
 		}
 		i++;
 	}
-	return EXIT_SUCCESS;
+	print_parse_err(INVALID_OPT, (*av) + 2);
+	return EXIT_FAILURE;
 }
 
 int opt_parse(char **av, args_t *args) {
-	char *exec_name = *av;
-
+	av++;
 	while (*av != NULL) {
 		char *a = *av;
 
 		if (*a == '-') {
 			char opt = *(a + 1);
 			if (!opt) {
-				print_no_host(exec_name);
+				print_parse_err(MISSING_HOST, 0);
 				return EX_USAGE;
 			} else if (opt == '-') {
 				int ret = handle_long_args(av, args);
-				if (ret == EX_USAGE) {
-					print_no_host(exec_name);
-					return EX_USAGE;
+				if (ret != EXIT_SUCCESS) {
+					if (ret == EX_USAGE)
+						print_parse_err(NEED_ARG, (*av) + 2);
+					return ret;
 				}
 			} else {
 				OPT_WHILE {
 					if (opt == options[i].opt) {
 						OPT_HANDLE(i)
+					} else {
+						print_parse_err(INVALID_OPT, a);
+						return EXIT_FAILURE;
 					}
 					i++;
 				}
 			}
 		} else {
+			if (args->hosts == NULL) {
+				args->hosts = calloc(sizeof(char *), 2);
+				args->hosts[0] = *av;
+				args->hosts[1] = NULL;
+			} else {
+				int i;
+				for (i = 0; args->hosts[i] != NULL; ++i)
+					;
+				char **old = args->hosts;
+				args->hosts = reallocarray(old, i + 2, sizeof(char *));
+				if (args->hosts == NULL)
+					return EXIT_FAILURE;
+				args->hosts[i] = *av;
+				args->hosts[i + 1] = NULL;
+			}
 		}
 		av++;
 	}