From e0e5f733ca5b41365ca76bbba1b7529cd1f24b66 Mon Sep 17 00:00:00 2001
From: Dimitri van Heesch <doxygen@gmail.com>
Date: Wed, 29 Apr 2020 21:02:37 +0200
Subject: Refactoring: migrate type of Doxygen::inputPaths to std::set

---
 src/clangparser.cpp | 11 +++++++----
 src/doxygen.cpp     | 17 +++++++++--------
 src/doxygen.h       | 16 +++-------------
 3 files changed, 19 insertions(+), 25 deletions(-)

diff --git a/src/clangparser.cpp b/src/clangparser.cpp
index c7639ea..0754888 100644
--- a/src/clangparser.cpp
+++ b/src/clangparser.cpp
@@ -169,7 +169,6 @@ void ClangParser::start(const char *fileName,QStrList &filesInTranslationUnit)
   p->index    = clang_createIndex(0, 0);
   p->curLine  = 1;
   p->curToken = 0;
-  QDictIterator<void> di(Doxygen::inputPaths);
   int argc=0;
   std::string error;
   // load a clang compilation database (https://clang.llvm.org/docs/JSONCompilationDatabase.html)
@@ -197,7 +196,11 @@ void ClangParser::start(const char *fileName,QStrList &filesInTranslationUnit)
           }
       }
   }
-  char **argv = (char**)malloc(sizeof(char*)*(4+Doxygen::inputPaths.count()+includePath.count()+clangOptions.count()+clang_option_len));
+  char **argv = (char**)malloc(sizeof(char*)*
+                               (4+Doxygen::inputPaths.size()+
+                                includePath.count()+
+                                clangOptions.count()+
+                                clang_option_len));
   if (!command.empty() )
   {
       std::vector<std::string> options = command[command.size()-1].CommandLine;
@@ -212,9 +215,9 @@ void ClangParser::start(const char *fileName,QStrList &filesInTranslationUnit)
   else
   {
     // add include paths for input files
-    for (di.toFirst();di.current();++di,++argc)
+    for (const std::string &path : Doxygen::inputPaths)
     {
-      QCString inc = QCString("-I")+di.currentKey();
+      QCString inc = QCString("-I")+path.data();
       argv[argc]=qstrdup(inc.data());
       //printf("argv[%d]=%s\n",argc,argv[argc]);
     }
diff --git a/src/doxygen.cpp b/src/doxygen.cpp
index 8ea7647..dde0f1d 100644
--- a/src/doxygen.cpp
+++ b/src/doxygen.cpp
@@ -127,7 +127,7 @@ GroupSDict      *Doxygen::groupSDict = 0;
 PageSDict       *Doxygen::pageSDict = 0;
 PageSDict       *Doxygen::exampleSDict = 0;
 StringDict       Doxygen::aliasDict(257);          // aliases
-QDict<void>      Doxygen::inputPaths(1009);
+std::set<std::string> Doxygen::inputPaths;
 FileNameLinkedMap    *Doxygen::includeNameLinkedMap = 0;     // include names
 FileNameLinkedMap    *Doxygen::exampleNameLinkedMap = 0;     // examples
 FileNameLinkedMap    *Doxygen::imageNameLinkedMap = 0;       // images
@@ -9248,7 +9248,7 @@ static QDict<void> g_pathsVisited(1009);
 // The directory is read iff the recursiveFlag is set.
 // The contents of all files is append to the input string
 
-int readDir(QFileInfo *fi,
+static int readDir(QFileInfo *fi,
             FileNameLinkedMap *fnMap,
             StringDict  *exclDict,
             QStrList *patList,
@@ -9258,13 +9258,13 @@ int readDir(QFileInfo *fi,
             bool errorIfNotExist,
             bool recursive,
             std::unordered_set<std::string> *killSet,
-            QDict<void> *paths
+            std::set<std::string> *paths
            )
 {
   QCString dirName = fi->absFilePath().utf8();
-  if (paths && paths->find(dirName)==0)
+  if (paths && !dirName.isEmpty())
   {
-    paths->insert(dirName,(void*)0x8);
+    paths->insert(dirName.data());
   }
   if (fi->isSymLink())
   {
@@ -9359,7 +9359,7 @@ int readFileOrDirectory(const char *s,
                         bool recursive,
                         bool errorIfNotExist,
                         std::unordered_set<std::string> *killSet,
-                        QDict<void> *paths
+                        std::set<std::string> *paths
                        )
 {
   //printf("killSet count=%d\n",killSet ? (int)killSet->size() : -1);
@@ -9388,9 +9388,9 @@ int readFileOrDirectory(const char *s,
         {
           QCString dirPath = fi.dirPath(TRUE).utf8();
           QCString filePath = fi.absFilePath().utf8();
-          if (paths && paths->find(dirPath))
+          if (paths && !dirPath.isEmpty())
           {
-            paths->insert(dirPath,(void*)0x8);
+            paths->insert(dirPath.data());
           }
           //printf("killSet.find(%s)=%d\n",fi.absFilePath().data(),killSet.find(fi.absFilePath())!=killSet.end());
           if (killSet==0 || killSet->find(filePath.data())==killSet->end())
@@ -10594,6 +10594,7 @@ void searchInputFiles()
 
   g_s.begin("Searching INPUT for files to process...\n");
   killSet.clear();
+  Doxygen::inputPaths.clear();
   QStrList &inputList=Config_getList(INPUT);
   g_inputFiles.setAutoDelete(TRUE);
   s=inputList.first();
diff --git a/src/doxygen.h b/src/doxygen.h
index 74a9f71..8e1354a 100644
--- a/src/doxygen.h
+++ b/src/doxygen.h
@@ -22,6 +22,7 @@
 #include <qdict.h>
 #include <qintdict.h>
 
+#include <set>
 #include <unordered_set>
 
 #include "ftextstream.h"
@@ -100,7 +101,7 @@ class Doxygen
     static bool                      insideMainPage;
     static FileNameLinkedMap        *includeNameLinkedMap;
     static FileNameLinkedMap        *exampleNameLinkedMap;
-    static QDict<void>               inputPaths;
+    static std::set<std::string>     inputPaths;
     static FileNameLinkedMap        *inputNameLinkedMap;
     static FileNameLinkedMap        *imageNameLinkedMap;
     static FileNameLinkedMap        *dotFileNameLinkedMap;
@@ -163,19 +164,8 @@ int readFileOrDirectory(const char *s,
                         bool recursive,
                         bool errorIfNotExist=TRUE,
                         std::unordered_set<std::string> *killSet = 0,
-                        QDict<void> *paths = 0
+                        std::set<std::string> *paths = 0
                        );
-int readDir(QFileInfo *fi,
-            FileNameLinkedMap *fnDict,
-            StringDict  *exclDict,
-            QStrList *patList,
-            QStrList *exclPatList,
-            StringList *resultList,
-            StringDict *resultDict,
-            bool errorIfNotExist,
-            bool recursive,
-            std::unordered_set<std::string> *killSet
-           );
 void copyAndFilterFile(const char *fileName,BufStr &dest);
 
 #endif
-- 
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