From e1f41ed9fafaf7eb4f2da6878a3fabcf2f7c021e Mon Sep 17 00:00:00 2001
From: _ov4 <ov4@ov4.org>
Date: Sat, 17 Oct 2026 09:13:32 +0000
Subject: feat(driver): compile multiple source files with INCLUDE visibility

Reject builds without an entry program and duplicate cross-file definitions.
Preserve source order for each unit's own constants and import visible exports.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
---
 include/cps/FunctionGen.h | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'include/cps/FunctionGen.h')

diff --git a/include/cps/FunctionGen.h b/include/cps/FunctionGen.h
index 777ab7d..eb4a839 100644
--- a/include/cps/FunctionGen.h
+++ b/include/cps/FunctionGen.h
@@ -38,6 +38,7 @@ struct FuncSig {
     std::string Name;
     std::string ReturnTypeName;
     std::vector<ParamSig> Params;
+    size_t OwnerUnit = 0;
 };
 
 class FunctionGen {
@@ -63,6 +64,8 @@ private:
     void reportError(const char *Fmt, ...);
 
     IdentifierMap<FuncSig> Signatures;
+    size_t CurrentUnit = 0;
+    std::function<bool(size_t)> Visible;
     ArrayParamBinder BindArrayParam;
     std::function<void(llvm::Value *, const std::string &, int)> RegisterCopy;
 
@@ -86,6 +89,8 @@ public:
         RegisterCopy = std::move(Registrar);
     }
 
+    void setCurrentUnit(size_t Unit) { CurrentUnit = Unit; }
+    void setVisibility(std::function<bool(size_t)> Predicate) { Visible = std::move(Predicate); }
     const FuncSig *getSignature(const std::string &Name) const;
 
     llvm::Function *emitPrototype(PrototypeAST *Proto);
-- 
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