chore: update formatting

- add new clang-format spec
- update source and test files

main.c

@@ -9,113 +9,113 @@
  */
 static struct Opts *make_opts(void)
 {
-	struct Opts *opts = malloc(sizeof(struct Opts));
-	if (opts == NULL)
-	{
-		perror("mmv: failed to allocate memory for user flags\n");
-		return NULL;
-	}
+    struct Opts *opts = malloc(sizeof(struct Opts));
+    if (opts == NULL)
+    {
+        perror("mmv: failed to allocate memory for user flags\n");
+        return NULL;
+    }
 
-	opts->resolve_paths = false;
-	opts->verbose       = false;
+    opts->resolve_paths = false;
+    opts->verbose       = false;
 
-	return opts;
+    return opts;
 }
 
 /**
  * @brief Print program usage information
  */
 static void usage(void)
 {
-	printf("Usage: %s [OPTION] SOURCES\n\n", PROG_NAME);
-	puts("Rename or move SOURCE(s) by editing them in $EDITOR.");
-	printf("For full documentation, see man %s\n", PROG_NAME);
+    printf("Usage: %s [OPTION] SOURCES\n\n", PROG_NAME);
+    puts("Rename or move SOURCE(s) by editing them in $EDITOR.");
+    printf("For full documentation, see man %s\n", PROG_NAME);
 }
 
 /**
  * @brief Print program help information
  */
 static void try_help(void)
 {
-	puts("Try 'mmv -h'for more information");
+    puts("Try 'mmv -h'for more information");
 }
 
 int main(int argc, char *argv[])
 {
-	int cur_flag;
-	char short_opts[] = "rhvV";
+    int cur_flag;
+    char short_opts[] = "rhvV";
 
-	struct Opts *options = make_opts();
-	if (options == NULL)
-		return EXIT_FAILURE;
+    struct Opts *options = make_opts();
+    if (options == NULL)
+        return EXIT_FAILURE;
 
-	while ((cur_flag = getopt(argc, argv, short_opts)) != -1)
-	{
-		switch (cur_flag)
-		{
-			case 'r': options->resolve_paths = true; break;
-			case 'v': options->verbose = true; break;
+    while ((cur_flag = getopt(argc, argv, short_opts)) != -1)
+    {
+        switch (cur_flag)
+        {
+            case 'r': options->resolve_paths = true; break;
+            case 'v': options->verbose = true; break;
 
-			case 'h':
-				free(options);
-				usage();
-				return EXIT_SUCCESS;
+            case 'h':
+                free(options);
+                usage();
+                return EXIT_SUCCESS;
 
-			case 'V':
-				free(options);
-				puts(PROG_VERSION);
-				return EXIT_SUCCESS;
+            case 'V':
+                free(options);
+                puts(PROG_VERSION);
+                return EXIT_SUCCESS;
 
-			default:
-				free(options);
-				try_help();
-				return EXIT_FAILURE;
-		}
-	}
+            default:
+                free(options);
+                try_help();
+                return EXIT_FAILURE;
+        }
+    }
 
-	argv += optind;
-	argc -= optind;
+    argv += optind;
+    argc -= optind;
 
-	struct Set *src_set = set_init(options->resolve_paths, argc, argv, false);
-	if (src_set == NULL)
-		goto free_opts_out;
+    struct Set *src_set = set_init(options->resolve_paths, argc, argv, false);
+    if (src_set == NULL)
+        goto free_opts_out;
 
-	char tmp_path[] = "/tmp/mmv_XXXXXX";
+    char tmp_path[] = "/tmp/mmv_XXXXXX";
 
-	if (write_strarr_to_tmpfile(src_set, tmp_path) != 0)
-		goto free_src_out;
+    if (write_strarr_to_tmpfile(src_set, tmp_path) != 0)
+        goto free_src_out;
 
-	if (edit_tmpfile(tmp_path) != 0)
-		goto rm_path_out;
+    if (edit_tmpfile(tmp_path) != 0)
+        goto rm_path_out;
 
-	struct Set *dest_set = init_dest_set(src_set->num_keys, tmp_path);
-	if (dest_set == NULL)
-		goto rm_path_out;
+    struct Set *dest_set = init_dest_set(src_set->num_keys, tmp_path);
+    if (dest_set == NULL)
+        goto rm_path_out;
 
-	if (argc > 1 && rm_cycles(src_set, dest_set, options) != 0)
-		goto free_dest_out;
+    if (argc > 1 && rm_cycles(src_set, dest_set, options) != 0)
+        goto free_dest_out;
 
-	rename_paths(src_set, dest_set, options);
+    rename_paths(src_set, dest_set, options);
 
-	set_destroy(dest_set);
-	rm_path(tmp_path);
-	set_destroy(src_set);
-	free(options);
+    set_destroy(dest_set);
+    rm_path(tmp_path);
+    set_destroy(src_set);
+    free(options);
 
 
-	return EXIT_SUCCESS;
+    return EXIT_SUCCESS;
 
 
 free_dest_out:
-	set_destroy(dest_set);
+    set_destroy(dest_set);
 
 rm_path_out:
-	rm_path(tmp_path);
+    rm_path(tmp_path);
 
 free_src_out:
-	set_destroy(src_set);
+    set_destroy(src_set);
 
 free_opts_out:
-	free(options);
-	return EXIT_FAILURE;
+    free(options);
+    return EXIT_FAILURE;
 }