Refactoring: making vhdlcode.l reentrant

Also fixed a few VHDL related memory leaks and one newly introduced
Fortran memory leak.

1 files changed, 21 insertions, 4 deletions

diff --git a/src/vhdlcode.h b/src/vhdlcode.h
index b79e2ab..48c15bb 100644
--- a/src/vhdlcode.h
+++ b/src/vhdlcode.h
@@ -1,3 +1,17 @@
+/******************************************************************************
+ *
+ * Copyright (C) 1997-2020 by Dimitri van Heesch.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation under the terms of the GNU General Public License is hereby
+ * granted. No representations are made about the suitability of this software
+ * for any purpose. It is provided "as is" without express or implied warranty.
+ * See the GNU General Public License for more details.
+ *
+ * Documents produced by Doxygen are derivative works derived from the
+ * input used in their production; they are not affected by this license.
+ *
+ */
 #ifndef VHDLCODE_H
 #define VHDLCODE_H
 
@@ -12,7 +26,8 @@ void codeFreeVhdlScanner();
 class VHDLCodeParser : public CodeParserInterface
 {
   public:
-    virtual ~VHDLCodeParser() {}
+    VHDLCodeParser();
+    virtual ~VHDLCodeParser();
     void parseCode(CodeOutputInterface &codeOutIntf,
                    const char *scopeName,
                    const QCString &input,
@@ -28,8 +43,10 @@ class VHDLCodeParser : public CodeParserInterface
                    const Definition *searchCtx=0,
                    bool collectXRefs=TRUE
                   );
-    void resetCodeParserState() {}
+    void resetCodeParserState();
+  private:
+    struct Private;
+    std::unique_ptr<Private> p;
 };
 
-
-#endif 
+#endif