Revise C++ coding style using clang-format

Run the `Utilities/Scripts/clang-format.bash` script to update
all our C++ code to a new style defined by `.clang-format`.
Use `clang-format` version 3.8.

* If you reached this commit for a line in `git blame`, re-run the blame
  operation starting at the parent of this commit to see older history
  for the content.

* See the parent commit for instructions to rebase a change across this
  style transition commit.

1 files changed, 49 insertions, 68 deletions

diff --git a/Source/cmBuildCommand.cxx b/Source/cmBuildCommand.cxx
index b9183ed870..586e8a8114 100644
--- a/Source/cmBuildCommand.cxx
+++ b/Source/cmBuildCommand.cxx
@@ -13,27 +13,24 @@
 
 #include "cmGlobalGenerator.h"
 
-bool cmBuildCommand
-::InitialPass(std::vector<std::string> const& args, cmExecutionStatus &)
+bool cmBuildCommand::InitialPass(std::vector<std::string> const& args,
+                                 cmExecutionStatus&)
 {
   // Support the legacy signature of the command:
   //
-  if(2 == args.size())
-    {
+  if (2 == args.size()) {
     return this->TwoArgsSignature(args);
-    }
+  }
 
   return this->MainSignature(args);
 }
 
-bool cmBuildCommand
-::MainSignature(std::vector<std::string> const& args)
+bool cmBuildCommand::MainSignature(std::vector<std::string> const& args)
 {
-  if(args.size() < 1)
-    {
+  if (args.size() < 1) {
     this->SetError("requires at least one argument naming a CMake variable");
     return false;
-    }
+  }
 
   // The cmake variable in which to store the result.
   const char* variable = args[0].c_str();
@@ -42,107 +39,91 @@ bool cmBuildCommand
   const char* configuration = 0;
   const char* project_name = 0;
   std::string target;
-  enum Doing { DoingNone, DoingConfiguration, DoingProjectName, DoingTarget };
+  enum Doing
+  {
+    DoingNone,
+    DoingConfiguration,
+    DoingProjectName,
+    DoingTarget
+  };
   Doing doing = DoingNone;
-  for(unsigned int i=1; i < args.size(); ++i)
-    {
-    if(args[i] == "CONFIGURATION")
-      {
+  for (unsigned int i = 1; i < args.size(); ++i) {
+    if (args[i] == "CONFIGURATION") {
       doing = DoingConfiguration;
-      }
-    else if(args[i] == "PROJECT_NAME")
-      {
+    } else if (args[i] == "PROJECT_NAME") {
       doing = DoingProjectName;
-      }
-    else if(args[i] == "TARGET")
-      {
+    } else if (args[i] == "TARGET") {
       doing = DoingTarget;
-      }
-    else if(doing == DoingConfiguration)
-      {
+    } else if (doing == DoingConfiguration) {
       doing = DoingNone;
       configuration = args[i].c_str();
-      }
-    else if(doing == DoingProjectName)
-      {
+    } else if (doing == DoingProjectName) {
       doing = DoingNone;
       project_name = args[i].c_str();
-      }
-    else if(doing == DoingTarget)
-      {
+    } else if (doing == DoingTarget) {
       doing = DoingNone;
       target = args[i];
-      }
-    else
-      {
+    } else {
       std::ostringstream e;
       e << "unknown argument \"" << args[i] << "\"";
       this->SetError(e.str());
       return false;
-      }
     }
+  }
 
   // If null/empty CONFIGURATION argument, cmake --build uses 'Debug'
   // in the currently implemented multi-configuration global generators...
   // so we put this code here to end up with the same default configuration
   // as the original 2-arg build_command signature:
   //
-  if(!configuration || !*configuration)
-    {
+  if (!configuration || !*configuration) {
     configuration = getenv("CMAKE_CONFIG_TYPE");
-    }
-  if(!configuration || !*configuration)
-    {
+  }
+  if (!configuration || !*configuration) {
     configuration = "Release";
-    }
+  }
 
-  if(project_name && *project_name)
-    {
-    this->Makefile->IssueMessage(cmake::AUTHOR_WARNING,
+  if (project_name && *project_name) {
+    this->Makefile->IssueMessage(
+      cmake::AUTHOR_WARNING,
       "Ignoring PROJECT_NAME option because it has no effect.");
-    }
+  }
 
-  std::string makecommand = this->Makefile->GetGlobalGenerator()
-    ->GenerateCMakeBuildCommand(target, configuration, "",
-                                this->Makefile->IgnoreErrorsCMP0061());
+  std::string makecommand =
+    this->Makefile->GetGlobalGenerator()->GenerateCMakeBuildCommand(
+      target, configuration, "", this->Makefile->IgnoreErrorsCMP0061());
 
   this->Makefile->AddDefinition(variable, makecommand.c_str());
 
   return true;
 }
 
-bool cmBuildCommand
-::TwoArgsSignature(std::vector<std::string> const& args)
+bool cmBuildCommand::TwoArgsSignature(std::vector<std::string> const& args)
 {
-  if(args.size() < 2 )
-    {
+  if (args.size() < 2) {
     this->SetError("called with less than two arguments");
     return false;
-    }
+  }
 
   const char* define = args[0].c_str();
-  const char* cacheValue
-    = this->Makefile->GetDefinition(define);
+  const char* cacheValue = this->Makefile->GetDefinition(define);
 
   std::string configType = "Release";
   const char* cfg = getenv("CMAKE_CONFIG_TYPE");
-  if ( cfg && *cfg )
-    {
+  if (cfg && *cfg) {
     configType = cfg;
-    }
+  }
 
-  std::string makecommand = this->Makefile->GetGlobalGenerator()
-    ->GenerateCMakeBuildCommand("", configType, "",
-                                this->Makefile->IgnoreErrorsCMP0061());
+  std::string makecommand =
+    this->Makefile->GetGlobalGenerator()->GenerateCMakeBuildCommand(
+      "", configType, "", this->Makefile->IgnoreErrorsCMP0061());
 
-  if(cacheValue)
-    {
+  if (cacheValue) {
     return true;
-    }
-  this->Makefile->AddCacheDefinition(define,
-                                 makecommand.c_str(),
-                                 "Command used to build entire project "
-                                 "from the command line.",
-                                 cmState::STRING);
+  }
+  this->Makefile->AddCacheDefinition(define, makecommand.c_str(),
+                                     "Command used to build entire project "
+                                     "from the command line.",
+                                     cmState::STRING);
   return true;
 }