+static char *opt_set_target(const char *arg, struct dgraph_node *all)
+{
+ struct ccanlint *t = find_test(arg);
+ if (!t)
+ return talloc_asprintf(NULL, "unknown --target %s", arg);
+
+ targeting = true;
+ dgraph_add_edge(&t->node, all);
+ return NULL;
+}
+
+static bool run_tests(struct dgraph_node *all,
+ bool summary,
+ struct manifest *m,
+ const char *prefix)
+{
+ struct run_info run;
+
+ run.quiet = summary;
+ run.m = m;
+ run.prefix = prefix;
+ run.score = run.total = 0;
+ run.pass = true;
+
+ dgraph_traverse_to(all, run_test, &run);
+
+ printf("%sTotal score: %u/%u\n", prefix, run.score, run.total);
+ return run.pass;
+}
+
+static bool add_to_all(const char *member, struct ccanlint *c,
+ struct dgraph_node *all)
+{
+ dgraph_add_edge(&c->node, all);
+ return true;
+}
+
+int main(int argc, char *argv[])
+{
+ bool summary = false, pass = true;
+ unsigned int i;
+ struct manifest *m;
+ const char *prefix = "";
+ char *dir = talloc_getcwd(NULL), *base_dir = dir, *testlink;
+ struct dgraph_node all;
+
+ /* Empty graph node to which we attach everything else. */
+ dgraph_init_node(&all);
+
+ opt_register_early_noarg("--verbose|-v", opt_inc_intval, &verbose,
+ "verbose mode (up to -vvvv)");
+ opt_register_noarg("-n|--safe-mode", opt_set_bool, &safe_mode,
+ "do not compile anything");
+ opt_register_noarg("-l|--list-tests", list_tests, NULL,
+ "list tests ccanlint performs (and exit)");
+ opt_register_noarg("--test-dep-graph", test_dependency_graph, NULL,
+ "print dependency graph of tests in Graphviz .dot format");
+ opt_register_arg("-k|--keep <testname>", keep_test, NULL, NULL,
+ "keep results of <testname>"
+ " (can be used multiple times, or 'all')");
+ opt_register_noarg("--summary|-s", opt_set_bool, &summary,
+ "simply give one line summary");
+ opt_register_arg("-x|--exclude <testname>", exclude_test, NULL, NULL,
+ "exclude <testname> (can be used multiple times)");
+ opt_register_arg("--timeout <milleseconds>", opt_set_uintval,
+ NULL, &timeout,
+ "ignore (terminate) tests that are slower than this");
+ opt_register_arg("-t|--target <testname>", opt_set_target, NULL, &all,
+ "only run one test (and its prerequisites)");
+ opt_register_arg("--compiler <compiler>", opt_set_const_charp,
+ NULL, &compiler, "set the compiler");
+ opt_register_arg("--cflags <flags>", opt_set_const_charp,
+ NULL, &cflags, "set the compiler flags");
+ opt_register_noarg("-?|-h|--help", opt_usage_and_exit,
+ "\nA program for checking and guiding development"
+ " of CCAN modules.",
+ "This usage message");
+
+ /* Do verbose before anything else... */
+ opt_early_parse(argc, argv, opt_log_stderr_exit);
+
+ /* We move into temporary directory, so gcov dumps its files there. */
+ if (chdir(temp_dir(talloc_autofree_context())) != 0)
+ err(1, "Error changing to %s temporary dir", temp_dir(NULL));
+
+ init_tests();
+
+ if (verbose >= 3) {
+ compile_verbose = true;
+ print_test_depends();
+ }
+ if (verbose >= 4)
+ tools_verbose = true;
+
+ opt_parse(&argc, argv, opt_log_stderr_exit);
+
+ if (!targeting)
+ strmap_iterate(&tests, add_to_all, &all);
+
+ /* This links back to the module's test dir. */
+ testlink = talloc_asprintf(NULL, "%s/test", temp_dir(NULL));
+
+ /* Defaults to pwd. */
+ if (argc == 1) {
+ i = 1;
+ goto got_dir;
+ }
+
+ for (i = 1; i < argc; i++) {
+ unsigned int score, total_score;
+
+ dir = argv[i];
+
+ if (dir[0] != '/')
+ dir = talloc_asprintf_append(NULL, "%s/%s",
+ base_dir, dir);
+ while (strends(dir, "/"))
+ dir[strlen(dir)-1] = '\0';
+
+ got_dir:
+ if (dir != base_dir)
+ prefix = talloc_append_string(talloc_basename(NULL,dir),
+ ": ");
+
+ m = get_manifest(talloc_autofree_context(), dir);
+
+ /* FIXME: This has to come after we've got manifest. */
+ if (i == 1)
+ read_config_header();
+
+ /* Create a symlink from temp dir back to src dir's
+ * test directory. */
+ unlink(testlink);
+ if (symlink(talloc_asprintf(m, "%s/test", dir), testlink) != 0)
+ err(1, "Creating test symlink in %s", temp_dir(NULL));
+
+ score = total_score = 0;
+ if (!run_tests(&all, summary, m, prefix))
+ pass = false;
+
+ reset_tests(&all);
+ }
+ return pass ? 0 : 1;