From 869803f1371cde83634ca546913e2c98b4add4e3 Mon Sep 17 00:00:00 2001
From: Marek Baczynski <imbaczek@gmail.com>
Date: Sun, 7 Oct 2007 12:50:18 +0200
Subject: [PATCH] remove unused stuff and make symbol table searches public

---
 src/compiler.cpp | 12 +++++++++++-
 src/compiler.h   | 12 ++++++++----
 2 files changed, 19 insertions(+), 5 deletions(-)

diff --git a/src/compiler.cpp b/src/compiler.cpp
index 8ae87ec..5ba7aac 100644
--- a/src/compiler.cpp
+++ b/src/compiler.cpp
@@ -82,7 +82,7 @@ static inline NodeStore find_all_children(ASTNode* p, std::string type)
     return r;
 }
 
-static ASTNode* find_symbol(parse_info &pi, std::string name)
+ASTNode* find_symbol(parse_info &pi, std::string name)
 {
     {
         SymbolTable::iterator it = pi.staticvars.find(name);
@@ -108,6 +108,16 @@ static ASTNode* find_symbol(parse_info &pi, std::string name)
     return 0;
 }
 
+ASTNode* find_local_symbol(parse_info& pi, std::string funcname, std::string symname)
+{
+    FunctionTable::iterator it = pi.functions.find(funcname);
+    SymbolTable::iterator symit = it->second.locals.find(symname);
+    if (symit != it->second.locals.end())
+        return symit->second.first;
+    else
+        return 0;
+}
+
 static bool validate_loop_exit(ASTNode *leaf)
 {
     ASTNode *p = find_parent(leaf, "Loop");
diff --git a/src/compiler.h b/src/compiler.h
index 4086950..3cb457c 100644
--- a/src/compiler.h
+++ b/src/compiler.h
@@ -32,10 +32,7 @@ struct function_info
     /// function local variables
     SymbolTable locals;
 
-    /// some code
-    void* code;
-
-    function_info(): index(-1), ast(0), code(0) {}
+    function_info(): index(-1), ast(0) {}
 };
 
 typedef std::map<std::string, function_info> FunctionTable;
@@ -74,4 +71,11 @@ int check_parse_results(parse_info &pi);
 
 /// constant expression precalculation
 void constant_expression_optimization(ASTNode* root);
+
+/// find symbol of a given name in a given parse_info object
+ASTNode* find_symbol(parse_info &pi, std::string name);
+
+/// find symbol of a given name in a given function's locals table
+ASTNode* find_local_symbol(parse_info& pi, std::string funcname, std::string symname);
+
 #endif
-- 
2.11.4.GIT