Reorganizing code base

Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>

src/ast/decl_collector.h

@@ -0,0 +1,55 @@
+/*++
+Copyright (c) 2011 Microsoft Corporation
+
+Module Name:
+
+    decl_collector.h
+
+Abstract:
+
+    Collect uninterpreted func_delcs and sorts.
+    This class was originally in ast_smt_pp.h
+
+Author:
+
+    Leonardo (leonardo) 2011-10-04
+
+Revision History:
+
+--*/
+#ifndef _SMT_DECL_COLLECTOR_H_
+#define _SMT_DECL_COLLECTOR_H_
+
+#include"ast.h"
+
+class decl_collector {
+    ast_manager &         m_manager;
+    bool                  m_sep_preds;
+    ptr_vector<sort>      m_sorts;
+    ptr_vector<func_decl> m_decls;
+    ptr_vector<func_decl> m_preds;
+    ast_mark m_visited;
+    family_id m_basic_fid;
+    family_id m_dt_fid;
+
+    void visit_sort(sort* n);
+    bool is_bool(sort* s);
+    void visit_func(func_decl* n);
+
+
+public:
+    // if preds == true, then predicates are stored in a separate collection.
+    decl_collector(ast_manager & m, bool preds=true);
+    ast_manager & m() { return m_manager; }
+
+    void visit(ast * n);
+
+    unsigned get_num_sorts() const { return m_sorts.size(); }
+    unsigned get_num_decls() const { return m_decls.size(); }
+    unsigned get_num_preds() const { return m_preds.size(); }
+    sort * const * get_sorts() const { return m_sorts.c_ptr(); }
+    func_decl * const * get_func_decls() const { return m_decls.c_ptr(); }
+    func_decl * const * get_pred_decls() const { return m_preds.c_ptr(); }
+};
+
+#endif