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, 24 insertions, 30 deletions

diff --git a/Source/cmVariableRequiresCommand.cxx b/Source/cmVariableRequiresCommand.cxx
index a830842..8d55b0e 100644
--- a/Source/cmVariableRequiresCommand.cxx
+++ b/Source/cmVariableRequiresCommand.cxx
@@ -14,67 +14,61 @@
 #include "cmState.h"
 
 // cmLibraryCommand
-bool cmVariableRequiresCommand
-::InitialPass(std::vector<std::string>const& args, cmExecutionStatus &)
+bool cmVariableRequiresCommand::InitialPass(
+  std::vector<std::string> const& args, cmExecutionStatus&)
 {
-  if(this->Disallowed(cmPolicies::CMP0035,
-      "The variable_requires command should not be called; see CMP0035."))
-    { return true; }
-  if(args.size() < 3 )
-    {
+  if (this->Disallowed(
+        cmPolicies::CMP0035,
+        "The variable_requires command should not be called; see CMP0035.")) {
+    return true;
+  }
+  if (args.size() < 3) {
     this->SetError("called with incorrect number of arguments");
     return false;
-    }
+  }
 
   std::string testVariable = args[0];
-  if(!this->Makefile->IsOn(testVariable))
-    {
+  if (!this->Makefile->IsOn(testVariable)) {
     return true;
-    }
+  }
   std::string resultVariable = args[1];
   bool requirementsMet = true;
   std::string notSet;
   bool hasAdvanced = false;
   cmState* state = this->Makefile->GetState();
-  for(unsigned int i = 2; i < args.size(); ++i)
-    {
-    if(!this->Makefile->IsOn(args[i]))
-      {
+  for (unsigned int i = 2; i < args.size(); ++i) {
+    if (!this->Makefile->IsOn(args[i])) {
       requirementsMet = false;
       notSet += args[i];
       notSet += "\n";
-      if(state->GetCacheEntryValue(args[i]) &&
-          state->GetCacheEntryPropertyAsBool(args[i], "ADVANCED"))
-        {
+      if (state->GetCacheEntryValue(args[i]) &&
+          state->GetCacheEntryPropertyAsBool(args[i], "ADVANCED")) {
         hasAdvanced = true;
-        }
       }
     }
+  }
   const char* reqVar = this->Makefile->GetDefinition(resultVariable);
   // if reqVar is unset, then set it to requirementsMet
   // if reqVar is set to true, but requirementsMet is false , then
   // set reqVar to false.
-  if(!reqVar || (!requirementsMet && this->Makefile->IsOn(reqVar)))
-    {
+  if (!reqVar || (!requirementsMet && this->Makefile->IsOn(reqVar))) {
     this->Makefile->AddDefinition(resultVariable, requirementsMet);
-    }
+  }
 
-  if(!requirementsMet)
-    {
+  if (!requirementsMet) {
     std::string message = "Variable assertion failed:\n";
-    message += testVariable +
-      " Requires that the following unset variables are set:\n";
+    message +=
+      testVariable + " Requires that the following unset variables are set:\n";
     message += notSet;
     message += "\nPlease set them, or set ";
     message += testVariable + " to false, and re-configure.\n";
-    if(hasAdvanced)
-      {
+    if (hasAdvanced) {
       message +=
         "One or more of the required variables is advanced."
         "  To set the variable, you must turn on advanced mode in cmake.";
-      }
-    cmSystemTools::Error(message.c_str());
     }
+    cmSystemTools::Error(message.c_str());
+  }
 
   return true;
 }