From 8b8ed7282a0fa5e17b83f0eaae404aa5f231b66a Mon Sep 17 00:00:00 2001
From: Kimplul <kimi.h.kuparinen@gmail.com>
Date: Thu, 16 Jan 2025 11:27:23 +0200
Subject: start adding exported defs

---
 include/ek/compiler.h |  2 +-
 include/ek/scope.h    | 26 ++++++++++++--------------
 include/ek/sptree.h   |  3 +++
 3 files changed, 16 insertions(+), 15 deletions(-)

(limited to 'include')

diff --git a/include/ek/compiler.h b/include/ek/compiler.h
index cbe34e2..4afddb6 100644
--- a/include/ek/compiler.h
+++ b/include/ek/compiler.h
@@ -31,6 +31,6 @@ int compile(const char *input);
  * @param file File to process.
  * @return \c 0 if compilation was succesful, otherwise some non-zero value.
  */
-int process_file(struct scope **parent, int public, const char *file);
+struct scope *process_file(const char *file);
 
 #endif /* EK_COMPILER_H */
diff --git a/include/ek/scope.h b/include/ek/scope.h
index ab27cc6..d8a5974 100644
--- a/include/ek/scope.h
+++ b/include/ek/scope.h
@@ -55,6 +55,11 @@ static inline int expanded_key_cmp(struct expanded_key a, struct expanded_key b)
 #define MAP_NAME expanded
 #include "map.h"
 
+#define SPTREE_TYPE struct ast *
+#define SPTREE_CMP(a, b) ((uintptr_t)(a) - (uintptr_t)(b))
+#define SPTREE_NAME exported
+#include "sptree.h"
+
 /**
  * Scope.
  * Responsible for keeping track of visibilities and
@@ -87,6 +92,10 @@ struct scope {
 	struct visible symbols;
 	struct visible macros;
 	struct visible types;
+
+	struct exported exported_symbols;
+	struct exported exported_macros;
+	struct exported exported_types;
 };
 
 /**
@@ -104,15 +113,6 @@ struct scope *create_scope();
  */
 void destroy_scope(struct scope *scope);
 
-/**
- * Add a scratch AST node.
- *
- * @param scope Scope to add scratch AST node to.
- * @param scratch Scratch node to add to \p scope.
- * @return \c 0 when successful, non-zero otherwise.
- */
-int scope_add_scratch(struct scope *scope, struct ast *scratch);
-
 /**
  * Set scope flags.
  *
@@ -336,10 +336,8 @@ struct ast *file_scope_find_trait(struct scope *scope, char *id);
 struct ast *file_scope_find_expd_struct(struct scope *scope, struct ast *def,
                                         struct type *types);
 
-#define foreach_visible(iter, init) \
-	for (struct visible *iter = init; iter; iter = iter->next)
-
-#define foreach_expanded(iter, init) \
-	for (struct expanded *iter = init; iter; iter = iter->next)
+bool is_exported_type(struct scope *scope, struct ast *def);
+bool is_exported_symbol(struct scope *scope, struct ast *def);
+bool is_exported_macro(struct scope *scope, struct ast *def);
 
 #endif /* SCOPE_H */
diff --git a/include/ek/sptree.h b/include/ek/sptree.h
index 8dfdfbf..8ba6d6c 100644
--- a/include/ek/sptree.h
+++ b/include/ek/sptree.h
@@ -73,6 +73,9 @@ static inline struct SPNODE *SPTREE(last)(struct SPNODE *n)
 
 static inline SPTREE_TYPE *SPTREE(begin)(struct SPROOT *s)
 {
+	if (SPTREE(len)(s) == 0)
+		return NULL;
+
 	return &SPTREE(first)(s->root)->data;
 }
 
-- 
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