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, 32 insertions, 56 deletions

diff --git a/Source/cmCMakeMinimumRequired.cxx b/Source/cmCMakeMinimumRequired.cxx
index eac5965ec2..1376845073 100644
--- a/Source/cmCMakeMinimumRequired.cxx
+++ b/Source/cmCMakeMinimumRequired.cxx
@@ -14,54 +14,42 @@
 #include "cmVersion.h"
 
 // cmCMakeMinimumRequired
-bool cmCMakeMinimumRequired
-::InitialPass(std::vector<std::string> const& args, cmExecutionStatus &)
+bool cmCMakeMinimumRequired::InitialPass(std::vector<std::string> const& args,
+                                         cmExecutionStatus&)
 {
   // Process arguments.
   std::string version_string;
   bool doing_version = false;
-  for(unsigned int i=0; i < args.size(); ++i)
-    {
-    if(args[i] == "VERSION")
-      {
+  for (unsigned int i = 0; i < args.size(); ++i) {
+    if (args[i] == "VERSION") {
       doing_version = true;
-      }
-    else if(args[i] == "FATAL_ERROR")
-      {
-      if(doing_version)
-        {
+    } else if (args[i] == "FATAL_ERROR") {
+      if (doing_version) {
         this->SetError("called with no value for VERSION.");
         return false;
-        }
-      doing_version = false;
       }
-    else if(doing_version)
-      {
+      doing_version = false;
+    } else if (doing_version) {
       doing_version = false;
       version_string = args[i];
-      }
-    else
-      {
+    } else {
       this->UnknownArguments.push_back(args[i]);
-      }
     }
-  if(doing_version)
-    {
+  }
+  if (doing_version) {
     this->SetError("called with no value for VERSION.");
     return false;
-    }
+  }
 
   // Make sure there was a version to check.
-  if(version_string.empty())
-    {
+  if (version_string.empty()) {
     return this->EnforceUnknownArguments();
-    }
+  }
 
   // Save the required version string.
   this->Makefile->AddDefinition("CMAKE_MINIMUM_REQUIRED_VERSION",
                                 version_string.c_str());
 
-
   // Get the current version number.
   unsigned int current_major = cmVersion::GetMajorVersion();
   unsigned int current_minor = cmVersion::GetMinorVersion();
@@ -74,28 +62,21 @@ bool cmCMakeMinimumRequired
   unsigned int required_minor = 0;
   unsigned int required_patch = 0;
   unsigned int required_tweak = 0;
-  if(sscanf(version_string.c_str(), "%u.%u.%u.%u",
-            &required_major, &required_minor,
-            &required_patch, &required_tweak) < 2)
-    {
+  if (sscanf(version_string.c_str(), "%u.%u.%u.%u", &required_major,
+             &required_minor, &required_patch, &required_tweak) < 2) {
     std::ostringstream e;
     e << "could not parse VERSION \"" << version_string << "\".";
     this->SetError(e.str());
     return false;
-    }
+  }
 
   // Compare the version numbers.
-  if((current_major < required_major) ||
-     (current_major == required_major &&
-      current_minor < required_minor) ||
-     (current_major == required_major &&
-      current_minor == required_minor &&
-      current_patch < required_patch) ||
-     (current_major == required_major &&
-      current_minor == required_minor &&
-      current_patch == required_patch &&
-      current_tweak < required_tweak))
-    {
+  if ((current_major < required_major) ||
+      (current_major == required_major && current_minor < required_minor) ||
+      (current_major == required_major && current_minor == required_minor &&
+       current_patch < required_patch) ||
+      (current_major == required_major && current_minor == required_minor &&
+       current_patch == required_patch && current_tweak < required_tweak)) {
     // The current version is too low.
     std::ostringstream e;
     e << "CMake " << version_string
@@ -104,23 +85,19 @@ bool cmCMakeMinimumRequired
     this->Makefile->IssueMessage(cmake::FATAL_ERROR, e.str());
     cmSystemTools::SetFatalErrorOccured();
     return true;
-    }
+  }
 
   // The version is not from the future, so enforce unknown arguments.
-  if(!this->EnforceUnknownArguments())
-    {
+  if (!this->EnforceUnknownArguments()) {
     return false;
-    }
+  }
 
-  if (required_major < 2 || (required_major == 2 && required_minor < 4))
-  {
+  if (required_major < 2 || (required_major == 2 && required_minor < 4)) {
     this->Makefile->IssueMessage(
       cmake::AUTHOR_WARNING,
       "Compatibility with CMake < 2.4 is not supported by CMake >= 3.0.");
     this->Makefile->SetPolicyVersion("2.4");
-  }
-  else
-  {
+  } else {
     this->Makefile->SetPolicyVersion(version_string.c_str());
   }
 
@@ -129,13 +106,12 @@ bool cmCMakeMinimumRequired
 
 bool cmCMakeMinimumRequired::EnforceUnknownArguments()
 {
-  if(!this->UnknownArguments.empty())
-    {
+  if (!this->UnknownArguments.empty()) {
     std::ostringstream e;
-    e << "called with unknown argument \""
-      << this->UnknownArguments[0] << "\".";
+    e << "called with unknown argument \"" << this->UnknownArguments[0]
+      << "\".";
     this->SetError(e.str());
     return false;
-    }
+  }
   return true;
 }