File Fix-boundingbox-parsing_part3.patch of Package doxygen

From f3514d578633cad3e39d6787f81085e46bafbaf4 Mon Sep 17 00:00:00 2001
From: Dimitri van Heesch <doxygen@gmail.com>
Date: Wed, 4 Jan 2023 22:49:00 +0100
Subject: [PATCH] Fix and work around compiler warnings and remove dead code

---
 TinyDeflate/gunzip.hh |  4 ++--
 src/dotrunner.cpp     | 42 +++++++++---------------------------------
 2 files changed, 11 insertions(+), 35 deletions(-)

diff --git a/TinyDeflate/gunzip.hh b/TinyDeflate/gunzip.hh
index c237298fdb0..a631815a255 100644
--- a/TinyDeflate/gunzip.hh
+++ b/TinyDeflate/gunzip.hh
@@ -430,7 +430,7 @@ namespace gunzip_ns
         static_assert((T)false, "result_of<CallableType> is invalid; use "
             "result_of<CallableType(zero or more argument types)> instead.");
     };
-    #if __cplusplus > 202000UL
+    #if __cplusplus > 201703UL
     template <typename F, typename... Args>
     struct result_of<F(Args...)> : std::invoke_result<F, Args...> {};
     #else
@@ -702,7 +702,7 @@ namespace gunzip_ns
                     // Note: Throws away progress already made traversing the tree
                     return ~std::uint_least32_t(0); // error flag
                 }
-                cur = (unsigned(cur) << 1) | bool(p);
+                cur = (unsigned(cur) << 1) | unsigned(bool(p));
             #ifdef DEFL_DO_HUFF_STATS
                 if(len > maxlen)
                 {
diff --git a/src/dotrunner.cpp b/src/dotrunner.cpp
index 5be9f20de9c..9246029cb61 100644
--- a/src/dotrunner.cpp
+++ b/src/dotrunner.cpp
@@ -16,7 +16,16 @@
 #include <cassert>
 #include <cmath>
 
+#ifdef _MSC_VER
+#pragma warning( push )
+#pragma warning( disable : 4242 )
+#pragma warning( disable : 4244 )
+#endif
 #include <gunzip.hh>
+#ifdef _MSC_VER
+#pragma warning( pop )
+#endif
+
 
 #include "dotrunner.h"
 #include "util.h"
@@ -113,39 +122,6 @@ static bool resetPDFSize(const int width,const int height, const QCString &base)
 
 bool DotRunner::readBoundingBox(const QCString &fileName,int *width,int *height,bool isEps)
 {
-#if 0
-  const char *bb = isEps ? "%%PageBoundingBox:" : "/MediaBox [";
-  size_t bblen = strlen(bb);
-  FILE *f = Portable::fopen(fileName,"rb");
-  if (!f)
-  {
-    //printf("readBoundingBox: could not open %s\n",fileName);
-    return FALSE;
-  }
-  const int maxLineLen=1024;
-  char buf[maxLineLen];
-  while (fgets(buf,maxLineLen,f)!=NULL)
-  {
-     const char *p = strstr(buf,bb);
-     if (p) // found PageBoundingBox or /MediaBox string
-     {
-       int x,y;
-       double w,h;
-       fclose(f);
-       if (sscanf(p+bblen,"%d %d %lf %lf",&x,&y,&w,&h)!=4)
-       {
-         //printf("readBoundingBox sscanf fail\n");
-         return FALSE;
-       }
-       *width = static_cast<int>(std::ceil(w));
-       *height = static_cast<int>(std::ceil(h));
-       return TRUE;
-     }
-  }
-  err("Failed to extract bounding box from generated diagram file %s\n",qPrint(fileName));
-  fclose(f);
-  return FALSE;
-#endif
   std::ifstream f = Portable::openInputStream(fileName);
   if (!f.is_open())
   {