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-rw-r--r--config.c67
1 files changed, 67 insertions, 0 deletions
diff --git a/config.c b/config.c
index 359f161..f3b6428 100644
--- a/config.c
+++ b/config.c
@@ -274,6 +274,7 @@ static OptionString const options_string[] = {
{"build-default-command", options_zero.build_default_command, sizeof options_zero.build_default_command, true},
{"bg-shader", options_zero.bg_shader_text, sizeof options_zero.bg_shader_text, true},
{"bg-texture", options_zero.bg_shader_image, sizeof options_zero.bg_shader_image, true},
+ {"root-identifiers", options_zero.root_identifiers, sizeof options_zero.root_identifiers, true},
};
static void option_bool_set(Settings *settings, const OptionBool *opt, bool value) {
@@ -993,3 +994,69 @@ void config_free(Ted *ted) {
ted->nstrings = 0;
ted->default_settings = NULL;
}
+
+
+static char *last_separator(char *path) {
+ for (int i = (int)strlen(path) - 1; i >= 0; --i)
+ if (strchr(ALL_PATH_SEPARATORS, path[i]))
+ return &path[i];
+ return NULL;
+}
+
+// returns the best guess for the root directory of the project containing `path` (which should be an absolute path)
+// the return value should be freed.
+char *settings_get_root_dir(Settings *settings, const char *path) {
+ char best_path[TED_PATH_MAX];
+ *best_path = '\0';
+ u32 best_path_score = 0;
+ char pathbuf[TED_PATH_MAX];
+ strbuf_cpy(pathbuf, path);
+
+ while (1) {
+ FsDirectoryEntry **entries = fs_list_directory(pathbuf);
+ if (entries) { // note: this may actually be NULL on the first iteration if `path` is a file
+ for (int e = 0; entries[e]; ++e) {
+ const char *entry_name = entries[e]->name;
+ const char *ident_name = settings->root_identifiers;
+ while (*ident_name) {
+ const char *separators = ", \t\n\r\v";
+ size_t ident_len = strcspn(ident_name, separators);
+ if (strlen(entry_name) == ident_len && strncmp(entry_name, ident_name, ident_len) == 0) {
+ // we found an identifier!
+ u32 score = U32_MAX - (u32)(ident_name - settings->root_identifiers);
+ if (score > best_path_score) {
+ best_path_score = score;
+ strbuf_cpy(best_path, pathbuf);
+ }
+ }
+ ident_name += ident_len;
+ ident_name += strspn(ident_name, separators);
+ }
+ }
+ fs_dir_entries_free(entries);
+ }
+
+ char *p = last_separator(pathbuf);
+ if (!p)
+ break;
+ *p = '\0';
+ if (!last_separator(pathbuf))
+ break; // we made it all the way to / (or c:\ or whatever)
+ }
+
+ if (*best_path) {
+ return str_dup(best_path);
+ } else {
+ // didn't find any identifiers.
+ // just return
+ // - `path` if it's a directory
+ // - the directory containing path if it's a file
+ if (fs_path_type(path) == FS_DIRECTORY) {
+ return str_dup(path);
+ }
+ strbuf_cpy(pathbuf, path);
+ char *sep = last_separator(pathbuf);
+ *sep = '\0';
+ return str_dup(pathbuf);
+ }
+}