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, 28 insertions, 41 deletions

diff --git a/Source/cmSiteNameCommand.cxx b/Source/cmSiteNameCommand.cxx
index e2970e5053..702af4dab0 100644
--- a/Source/cmSiteNameCommand.cxx
+++ b/Source/cmSiteNameCommand.cxx
@@ -14,14 +14,13 @@
 #include <cmsys/RegularExpression.hxx>
 
 // cmSiteNameCommand
-bool cmSiteNameCommand
-::InitialPass(std::vector<std::string> const& args, cmExecutionStatus &)
+bool cmSiteNameCommand::InitialPass(std::vector<std::string> const& args,
+                                    cmExecutionStatus&)
 {
-  if(args.size() != 1 )
-    {
+  if (args.size() != 1) {
     this->SetError("called with incorrect number of arguments");
     return false;
-    }
+  }
   std::vector<std::string> paths;
   paths.push_back("/usr/bsd");
   paths.push_back("/usr/sbin");
@@ -30,66 +29,54 @@ bool cmSiteNameCommand
   paths.push_back("/sbin");
   paths.push_back("/usr/local/bin");
 
-  const char* cacheValue
-    = this->Makefile->GetDefinition(args[0]);
-  if(cacheValue)
-    {
+  const char* cacheValue = this->Makefile->GetDefinition(args[0]);
+  if (cacheValue) {
     return true;
-    }
+  }
 
-  const char *temp = this->Makefile->GetDefinition("HOSTNAME");
+  const char* temp = this->Makefile->GetDefinition("HOSTNAME");
   std::string hostname_cmd;
-  if(temp)
-    {
+  if (temp) {
     hostname_cmd = temp;
-    }
-  else
-    {
+  } else {
     hostname_cmd = cmSystemTools::FindProgram("hostname", paths);
-    }
+  }
 
   std::string siteName = "unknown";
 #if defined(_WIN32) && !defined(__CYGWIN__)
   std::string host;
-  if(cmSystemTools::ReadRegistryValue
-     ("HKEY_LOCAL_MACHINE\\System\\CurrentControlSet\\"
-      "Control\\ComputerName\\ComputerName;ComputerName", host))
-    {
+  if (cmSystemTools::ReadRegistryValue(
+        "HKEY_LOCAL_MACHINE\\System\\CurrentControlSet\\"
+        "Control\\ComputerName\\ComputerName;ComputerName",
+        host)) {
     siteName = host;
-    }
+  }
 #else
   // try to find the hostname for this computer
-  if (!cmSystemTools::IsOff(hostname_cmd.c_str()))
-    {
+  if (!cmSystemTools::IsOff(hostname_cmd.c_str())) {
     std::string host;
-    cmSystemTools::RunSingleCommand(hostname_cmd.c_str(),
-      &host, 0, 0, 0, cmSystemTools::OUTPUT_NONE);
+    cmSystemTools::RunSingleCommand(hostname_cmd.c_str(), &host, 0, 0, 0,
+                                    cmSystemTools::OUTPUT_NONE);
 
     // got the hostname
-    if (!host.empty())
-      {
+    if (!host.empty()) {
       // remove any white space from the host name
       std::string hostRegExp = "[ \t\n\r]*([^\t\n\r ]*)[ \t\n\r]*";
-      cmsys::RegularExpression hostReg (hostRegExp.c_str());
-      if (hostReg.find(host.c_str()))
-        {
+      cmsys::RegularExpression hostReg(hostRegExp.c_str());
+      if (hostReg.find(host.c_str())) {
         // strip whitespace
         host = hostReg.match(1);
-        }
+      }
 
-      if(!host.empty())
-        {
+      if (!host.empty()) {
         siteName = host;
-        }
       }
     }
+  }
 #endif
-  this->Makefile->
-    AddCacheDefinition(args[0],
-                       siteName.c_str(),
-                       "Name of the computer/site where compile is being run",
-                       cmState::STRING);
+  this->Makefile->AddCacheDefinition(
+    args[0], siteName.c_str(),
+    "Name of the computer/site where compile is being run", cmState::STRING);
 
   return true;
 }
-