1 files changed, 12 insertions, 23 deletions

diff --git a/src/parse.c b/src/parse.c
index 4aafc32..0144f44 100644
--- a/src/parse.c
+++ b/src/parse.c
@@ -36,18 +36,10 @@ void destroy_sym(sym_t* symbol) {
 	free(symbol);
 }
 void destroy_sym_tree(sym_t* origin) {
-	if (origin->province == KEY_REF) {
-		/* doesn't follow user-defined refs */
-		if (is_internal((char*)origin->name)) {
-			for (int i = 0; i < origin->argCount; i++) {
-				destroy_sym_tree(origin->args[i]);
-			}
-			destroy_sym(origin);
-		}
-	}
-	else if (origin->province == LITERAL) {
-		destroy_sym(origin);
+	for (int i = 0; i < origin->argCount; i++) {
+		destroy_sym_tree(origin->args[i]);
 	}
+	destroy_sym(origin);
 }
 int symtoi(sym_t* symbol) {
 	return *((int*)symbol->name);
@@ -56,7 +48,9 @@ float symtof(sym_t* symbol) {
 	return *((float*)symbol->name);
 }
 char* symtos(sym_t* symbol) {
-	return (char*)symbol->name;
+	char* vp = malloc((strlen(symbol->name) + 1) * sizeof(char));
+	strcpy(vp, symbol->name);
+	return vp;
 }
 void symbol_add_arg(sym_t* symbol, sym_t* arg) {
 	symbol->argCount += 1;
@@ -130,6 +124,10 @@ symset_t* parse_symbols(char** str) {
 				for (int s = 0; s < symbols->count; s++) {
 					symbol_add_arg(symbol, symbols->symbols[s]);
 				}
+				if (symbols->count > 0) {
+					free(symbols->symbols);
+				}
+				free(symbols);
 				symset_add_symbol(symbolSet, symbol);
 				break;
 			}
@@ -148,19 +146,10 @@ sym_t* parse_symbol_final(char* str) {
 	for (int s = 0; s < finalSymset->count; s++) {
 		symbol_add_arg(root, finalSymset->symbols[s]);
 	}
+	free(finalSymset->symbols);
+	free(finalSymset);
 	return root;
 }
-/* TODO: improve this system */
-int is_internal(char* name) {
-	unsigned int hash = get_hash(name);
-	if (hash == get_hash("root") || hash == get_hash("store")
-	|| hash == get_hash("eq") || hash == get_hash("if")
-	|| hash == get_hash("not") || hash == get_hash("sum")
-	|| hash == get_hash("print")) {
-		return 1;
-	}
-	return 0;
-}
 void write_symbol_visual(sym_t* symbol, int offset) {
 	for (int o = 0; o < offset; o++) {
 		printf(" ");