From efe58ee75044352809cc755fdb46fcdda8a7ad02 Mon Sep 17 00:00:00 2001
From: tomsmeding <tom.smeding@gmail.com>
Date: Sun, 20 Nov 2016 17:01:18 +0100
Subject: Make local functions static

---
 environment.cpp | 17 +++++++++--------
 environment.h   |  3 ++-
 2 files changed, 11 insertions(+), 9 deletions(-)

diff --git a/environment.cpp b/environment.cpp
index cb4b0e4..e36031b 100644
--- a/environment.cpp
+++ b/environment.cpp
@@ -52,7 +52,7 @@ AST Environment::get(const Name &name){
 // ------------------------------------------------------------
 
 
-void indexReplace(AST &ast,const Name &name,Index index){
+static void indexReplace(AST &ast,const Name &name,Index index){
 	if(ast.quoted){
 		return;
 	}
@@ -86,7 +86,7 @@ void indexReplace(AST &ast,const Name &name,Index index){
 }
 
 
-void indexify(AST &ast){
+static void indexify(AST &ast){
 	if(ast.quoted){
 		return;
 	}
@@ -113,7 +113,7 @@ void indexify(AST &ast){
 	}
 }
 
-void singlify(AST &ast){
+static void singlify(AST &ast){
 	if(ast.quoted){
 		return;
 	}
@@ -169,7 +169,7 @@ AST Environment::run(const AST &astinput){
 }
 
 
-void recursiveFindLevel(AST &ast,Index index,vector<pair<AST*,Index>> &nodes){
+static void recursiveFindLevel(AST &ast,Index index,vector<pair<AST*,Index>> &nodes){
 	if(ast.quoted){
 		return;
 	}
@@ -200,7 +200,7 @@ void recursiveFindLevel(AST &ast,Index index,vector<pair<AST*,Index>> &nodes){
 }
 
 
-void increaseFree(AST &ast,Index amount,Index fromIndex){
+static void increaseFree(AST &ast,Index amount,Index fromIndex){
 	if(ast.quoted){
 		return;
 	}
@@ -231,7 +231,7 @@ void increaseFree(AST &ast,Index amount,Index fromIndex){
 }
 
 
-bool hasFree(AST &ast,Index fromIndex){
+static bool hasFree(AST &ast,Index fromIndex){
 	if(ast.quoted){
 		return false;
 	}
@@ -329,12 +329,13 @@ bool Environment::betareduce(AST &ast,i64 depth){
 }
 
 
-void etareduce(AST &ast){
+static bool etareduce(AST &ast){
 	if(ast.quoted){
-		return;
+		return false;
 	}
 
 	// do nothing yet
+	return false;
 }
 
 
diff --git a/environment.h b/environment.h
index 5776122..bc86efb 100644
--- a/environment.h
+++ b/environment.h
@@ -18,8 +18,9 @@ private:
 	unordered_map<string,AST> defs;
 	unordered_map<string,Hook> hooks;
 
-	void reduce(AST &ast,i64 depth=0);
+	bool reduce(AST &ast,i64 depth=0);
 	bool betareduce(AST &ast,i64 depth);
+	bool resolve(AST &ast);
 
 public:
 	void load(const Environment &other);
-- 
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