Store includes from the same include_directories call together.

Otherwise, we get a separate IncludeDirectoriesEntry for each include,
and that causes unnecessary and confusing splitting in the output when
debugging the INCLUDE_DIRECTORIES property.

6 files changed, 91 insertions, 52 deletions

diff --git a/Source/cmFLTKWrapUICommand.cxx b/Source/cmFLTKWrapUICommand.cxx
index a4aa75a..b08c335 100644
--- a/Source/cmFLTKWrapUICommand.cxx
+++ b/Source/cmFLTKWrapUICommand.cxx
@@ -37,9 +37,13 @@ bool cmFLTKWrapUICommand
   // get the list of GUI files from which .cxx and .h will be generated
   std::string outputDirectory = this->Makefile->GetCurrentOutputDirectory();
 
+  {
   // Some of the generated files are *.h so the directory "GUI"
   // where they are created have to be added to the include path
-  this->Makefile->AddIncludeDirectory( outputDirectory.c_str() );
+  std::vector<std::string> outputDirectories;
+  outputDirectories.push_back(outputDirectory);
+  this->Makefile->AddIncludeDirectories( outputDirectories );
+  }
 
   for(std::vector<std::string>::iterator i = (newArgs.begin() + 1);
       i != newArgs.end(); i++)
diff --git a/Source/cmIncludeDirectoryCommand.cxx b/Source/cmIncludeDirectoryCommand.cxx
index ba81849..671e09f 100644
--- a/Source/cmIncludeDirectoryCommand.cxx
+++ b/Source/cmIncludeDirectoryCommand.cxx
@@ -36,6 +36,10 @@ bool cmIncludeDirectoryCommand
     ++i;
     }
 
+  std::vector<std::string> beforeIncludes;
+  std::vector<std::string> afterIncludes;
+  std::set<cmStdString> systemIncludes;
+
   for(; i != args.end(); ++i)
     {
     if(*i == "SYSTEM")
@@ -49,9 +53,37 @@ bool cmIncludeDirectoryCommand
       return false;
       }
 
-    this->AddDirectory(i->c_str(),before,system);
+    std::vector<std::string> includes;
+
+    GetIncludes(*i, includes);
 
+    if (before)
+      {
+      beforeIncludes.insert(beforeIncludes.end(),
+                            includes.begin(),
+                            includes.end());
+      }
+    else
+      {
+      afterIncludes.insert(afterIncludes.end(),
+                           includes.begin(),
+                           includes.end());
+      }
+    if (system)
+      {
+      for (std::vector<std::string>::const_iterator li = includes.begin();
+        li != includes.end(); ++li)
+        {
+        systemIncludes.insert(*li);
+        }
+      }
     }
+  std::reverse(beforeIncludes.begin(), beforeIncludes.end());
+
+  this->Makefile->AddIncludeDirectories(afterIncludes);
+  this->Makefile->AddIncludeDirectories(beforeIncludes, before);
+  this->Makefile->AddSystemIncludeDirectories(systemIncludes);
+
   return true;
 }
 
@@ -72,57 +104,49 @@ static bool StartsWithGeneratorExpression(const std::string &input)
 // output from a program and passing it into a command the cleanup doesn't
 // always happen
 //
-void cmIncludeDirectoryCommand::AddDirectory(const char *i,
-                                             bool before,
-                                             bool system)
+void cmIncludeDirectoryCommand::GetIncludes(const std::string &arg,
+                                            std::vector<std::string> &incs)
 {
   // break apart any line feed arguments
-  std::string ret = i;
   std::string::size_type pos = 0;
-  if((pos = ret.find('\n', pos)) != std::string::npos)
+  std::string::size_type lastPos = 0;
+  while((pos = arg.find('\n', lastPos)) != std::string::npos)
     {
     if (pos)
       {
-      this->AddDirectory(ret.substr(0,pos).c_str(), before, system);
-      }
-    if (ret.size()-pos-1)
-      {
-      this->AddDirectory(ret.substr(pos+1,ret.size()-pos-1).c_str(),
-                         before, system);
+      std::string inc = arg.substr(lastPos,pos);
+      NormalizeInclude(inc);
+      incs.push_back(inc);
       }
-    return;
+    lastPos = pos + 1;
     }
+  std::string inc = arg.substr(lastPos);
+  NormalizeInclude(inc);
+  incs.push_back(inc);
+}
 
-  // remove any leading or trailing spaces and \r
-  std::string::size_type b = ret.find_first_not_of(" \r");
-  std::string::size_type e = ret.find_last_not_of(" \r");
-  if ((b!=ret.npos) && (e!=ret.npos))
-    {
-    ret.assign(ret, b, 1+e-b);   // copy the remaining substring
-    }
-  else
+void cmIncludeDirectoryCommand::NormalizeInclude(std::string &inc)
+{
+  std::string::size_type b = inc.find_first_not_of(" \r");
+  std::string::size_type e = inc.find_last_not_of(" \r");
+  if ((b!=inc.npos) && (e!=inc.npos))
     {
-    return;         // if we get here, we had only whitespace in the string
+    inc.assign(inc, b, 1+e-b);   // copy the remaining substring
     }
 
-  if (!cmSystemTools::IsOff(ret.c_str()))
+  if (!cmSystemTools::IsOff(inc.c_str()))
     {
-    cmSystemTools::ConvertToUnixSlashes(ret);
-    if(!cmSystemTools::FileIsFullPath(ret.c_str()))
+    cmSystemTools::ConvertToUnixSlashes(inc);
+
+    if(!cmSystemTools::FileIsFullPath(inc.c_str()))
       {
-      if(!StartsWithGeneratorExpression(ret))
+      if(!StartsWithGeneratorExpression(inc))
         {
         std::string tmp = this->Makefile->GetStartDirectory();
         tmp += "/";
-        tmp += ret;
-        ret = tmp;
+        tmp += inc;
+        inc = tmp;
         }
       }
     }
-  this->Makefile->AddIncludeDirectory(ret.c_str(), before);
-  if(system)
-    {
-    this->Makefile->AddSystemIncludeDirectory(ret.c_str());
-    }
 }
-
diff --git a/Source/cmIncludeDirectoryCommand.h b/Source/cmIncludeDirectoryCommand.h
index dd37b82..a32fc77 100644
--- a/Source/cmIncludeDirectoryCommand.h
+++ b/Source/cmIncludeDirectoryCommand.h
@@ -84,7 +84,8 @@ public:
 
 protected:
   // used internally
-  void AddDirectory(const char *arg, bool before, bool system);
+  void GetIncludes(const std::string &arg, std::vector<std::string> &incs);
+  void NormalizeInclude(std::string &inc);
 };
 
 
diff --git a/Source/cmMakefile.cxx b/Source/cmMakefile.cxx
index b432986..7e77664 100644
--- a/Source/cmMakefile.cxx
+++ b/Source/cmMakefile.cxx
@@ -1616,20 +1616,31 @@ void cmMakefile::AddSubDirectory(const char* srcPath, const char *binPath,
 }
 
 //----------------------------------------------------------------------------
-void cmMakefile::AddIncludeDirectory(const char* inc, bool before)
+void cmMakefile::AddIncludeDirectories(const std::vector<std::string> &incs,
+                                       bool before)
 {
-  if (!inc)
+  if (incs.empty())
     {
     return;
     }
 
+  std::string incString;
+  std::string sep;
+
+  for(std::vector<std::string>::const_iterator li = incs.begin();
+      li != incs.end(); ++li)
+    {
+    incString += sep + *li;
+    sep = ";";
+    }
+
   std::vector<IncludeDirectoriesEntry>::iterator position =
-                               before ? this->IncludeDirectoriesEntries.begin()
-                                      : this->IncludeDirectoriesEntries.end();
+                              before ? this->IncludeDirectoriesEntries.begin()
+                                    : this->IncludeDirectoriesEntries.end();
 
   cmListFileBacktrace lfbt;
   this->GetBacktrace(lfbt);
-  IncludeDirectoriesEntry entry(inc, lfbt);
+  IncludeDirectoriesEntry entry(incString, lfbt);
   this->IncludeDirectoriesEntries.insert(position, entry);
 
   // Property on each target:
@@ -1642,9 +1653,14 @@ void cmMakefile::AddIncludeDirectory(const char* inc, bool before)
 }
 
 //----------------------------------------------------------------------------
-void cmMakefile::AddSystemIncludeDirectory(const char* dir)
+void
+cmMakefile::AddSystemIncludeDirectories(const std::set<cmStdString> &incs)
 {
-  this->SystemIncludeDirectories.insert(dir);
+  for(std::set<cmStdString>::const_iterator li = incs.begin();
+      li != incs.end(); ++li)
+    {
+    this->SystemIncludeDirectories.insert(*li);
+    }
 }
 
 //----------------------------------------------------------------------------
diff --git a/Source/cmMakefile.h b/Source/cmMakefile.h
index a85015f..bb161b1 100644
--- a/Source/cmMakefile.h
+++ b/Source/cmMakefile.h
@@ -287,7 +287,8 @@ public:
   /**
    * Add an include directory to the build.
    */
-  void AddIncludeDirectory(const char*, bool before = false);
+  void AddIncludeDirectories(const std::vector<std::string> &incs,
+                             bool before = false);
 
   /**
    * Add a variable definition to the build. This variable
@@ -545,7 +546,7 @@ public:
   /**
    * Mark include directories as system directories.
    */
-  void AddSystemIncludeDirectory(const char* dir);
+  void AddSystemIncludeDirectories(const std::set<cmStdString> &incs);
   bool IsSystemIncludeDirectory(const char* dir);
 
   /** Expand out any arguements in the vector that have ; separated
diff --git a/Tests/RunCMake/include_directories/DebugIncludes-stderr.txt b/Tests/RunCMake/include_directories/DebugIncludes-stderr.txt
index 948def1..ab99784 100644
--- a/Tests/RunCMake/include_directories/DebugIncludes-stderr.txt
+++ b/Tests/RunCMake/include_directories/DebugIncludes-stderr.txt
@@ -2,13 +2,6 @@ CMake Warning at DebugIncludes.cmake:8 \(include_directories\):
   Used includes:
 
    \* .*/Tests/RunCMake/include_directories/one
-
-Call Stack \(most recent call first\):
-  CMakeLists.txt:3 \(include\)
-+
-CMake Warning at DebugIncludes.cmake:8 \(include_directories\):
-  Used includes:
-
    \* .*/Tests/RunCMake/include_directories/two
 
 Call Stack \(most recent call first\):