1 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 2 // -*- Mode: C++ -*- 3 // 4 // Copyright (C) 2013-2020 Red Hat, Inc. 5 6 /// @file 7 8 #include "abg-internal.h" 9 // <headers defining libabigail's API go under here> 10 ABG_BEGIN_EXPORT_DECLARATIONS 11 12 #include "abg-traverse.h" 13 14 ABG_END_EXPORT_DECLARATIONS 15 // </headers defining libabigail's API> 16 17 namespace abigail 18 { 19 20 namespace ir 21 { 22 23 /// Private data type of the @ref traversable_base type. 24 struct traversable_base::priv 25 { 26 bool visiting_; 27 privabigail::ir::traversable_base::priv28 priv(bool visiting = false) 29 : visiting_(visiting) 30 {} 31 }; // end struct traversable_base::priv 32 33 /// Default constructor of the @ref traversable_base type. traversable_base()34traversable_base::traversable_base() 35 :priv_(new priv) 36 {} 37 38 /// Destructor of the @ref traversable_base type. ~traversable_base()39traversable_base::~traversable_base() 40 {} 41 42 /// This should returns false before and after the node has been 43 /// visiting. During the visiting of the node (and of its children) 44 /// this should return true. 45 /// 46 /// @return true if the current node is being visited. 47 bool visiting() const48traversable_base::visiting() const 49 {return priv_->visiting_;} 50 51 /// The traversing code should be responsible of calling this, not 52 /// the user code. 53 /// 54 /// This is the setter of the "visiting" flag of the node being 55 /// visited. If set to yes, it means the node is being visited. 56 /// False means either the node has not yet been visited, or it 57 /// has already been visited. 58 /// 59 /// @param f the new value of the "visiting" flag. 60 void visiting(bool f)61traversable_base::visiting(bool f) 62 {priv_->visiting_ = f;} 63 64 }// end namaspace ir 65 }// end namespace abigail 66