Revise C++ coding style using clang-format-6.0

Run the `clang-format.bash` script to update all our C and C++ code to a
new style defined by `.clang-format`.  Use `clang-format` version 6.0.

* 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.

3 files changed, 27 insertions, 21 deletions

diff --git a/Source/CursesDialog/ccmake.cxx b/Source/CursesDialog/ccmake.cxx
index 17cf628..a3e0717 100644
--- a/Source/CursesDialog/ccmake.cxx
+++ b/Source/CursesDialog/ccmake.cxx
@@ -22,11 +22,13 @@ static const char* cmDocumentationName[][2] = {
 };
 
 static const char* cmDocumentationUsage[][2] = {
-  { nullptr, "  ccmake <path-to-source>\n"
-             "  ccmake <path-to-existing-build>" },
-  { nullptr, "Specify a source directory to (re-)generate a build system for "
-             "it in the current working directory.  Specify an existing build "
-             "directory to re-generate its build system." },
+  { nullptr,
+    "  ccmake <path-to-source>\n"
+    "  ccmake <path-to-existing-build>" },
+  { nullptr,
+    "Specify a source directory to (re-)generate a build system for "
+    "it in the current working directory.  Specify an existing build "
+    "directory to re-generate its build system." },
   { nullptr, nullptr }
 };
 
@@ -35,9 +37,10 @@ static const char* cmDocumentationUsageNote[][2] = {
   { nullptr, nullptr }
 };
 
-static const char* cmDocumentationOptions[]
-                                         [2] = { CMAKE_STANDARD_OPTIONS_TABLE,
-                                                 { nullptr, nullptr } };
+static const char* cmDocumentationOptions[][2] = {
+  CMAKE_STANDARD_OPTIONS_TABLE,
+  { nullptr, nullptr }
+};
 
 cmCursesForm* cmCursesForm::CurrentForm = nullptr;
 
diff --git a/Source/CursesDialog/cmCursesMainForm.cxx b/Source/CursesDialog/cmCursesMainForm.cxx
index 4a9dc47..4a379c3 100644
--- a/Source/CursesDialog/cmCursesMainForm.cxx
+++ b/Source/CursesDialog/cmCursesMainForm.cxx
@@ -371,8 +371,9 @@ void cmCursesMainForm::PrintKeys(int process /* = 0 */)
         sprintf(thirdLine, toggleKeyInstruction,
                 this->AdvancedMode ? "On" : "Off");
       }
-      sprintf(secondLine, "Press [h] for help           "
-                          "Press [q] to quit without generating");
+      sprintf(secondLine,
+              "Press [h] for help           "
+              "Press [q] to quit without generating");
     }
 
     curses_move(y - 4, 0);
@@ -412,9 +413,10 @@ void cmCursesMainForm::UpdateStatusBar(const char* message)
     curses_clear();
     curses_move(0, 0);
     char fmt[] = "Window is too small. A size of at least %dx%d is required.";
-    printw(fmt, (cmCursesMainForm::MIN_WIDTH < this->InitialWidth
-                   ? this->InitialWidth
-                   : cmCursesMainForm::MIN_WIDTH),
+    printw(fmt,
+           (cmCursesMainForm::MIN_WIDTH < this->InitialWidth
+              ? this->InitialWidth
+              : cmCursesMainForm::MIN_WIDTH),
            cmCursesMainForm::MIN_HEIGHT);
     touchwin(stdscr);
     wrefresh(stdscr);
@@ -568,10 +570,11 @@ int cmCursesMainForm::Configure(int noconfigure)
     }
     int xx, yy;
     getmaxyx(stdscr, yy, xx);
-    cmCursesLongMessageForm* msgs = new cmCursesLongMessageForm(
-      this->Errors, cmSystemTools::GetErrorOccuredFlag()
-        ? "Errors occurred during the last pass."
-        : "CMake produced the following output.");
+    cmCursesLongMessageForm* msgs =
+      new cmCursesLongMessageForm(this->Errors,
+                                  cmSystemTools::GetErrorOccuredFlag()
+                                    ? "Errors occurred during the last pass."
+                                    : "CMake produced the following output.");
     // reset error condition
     cmSystemTools::ResetErrorOccuredFlag();
     CurrentForm = msgs;
diff --git a/Source/CursesDialog/cmCursesStandardIncludes.h b/Source/CursesDialog/cmCursesStandardIncludes.h
index 60bad94..5b0ad58 100644
--- a/Source/CursesDialog/cmCursesStandardIncludes.h
+++ b/Source/CursesDialog/cmCursesStandardIncludes.h
@@ -7,12 +7,12 @@
 
 // Record whether __attribute__ is currently defined.  See purpose below.
 #ifndef __attribute__
-#define cm_no__attribute__
+#  define cm_no__attribute__
 #endif
 
 #if defined(__hpux)
-#define _BOOL_DEFINED
-#include <sys/time.h>
+#  define _BOOL_DEFINED
+#  include <sys/time.h>
 #endif
 
 #include <form.h>
@@ -38,7 +38,7 @@ inline void curses_clear()
 // define __attribute__ as a macro.  This breaks C++ headers
 // in some cases, so undefine it now.
 #if defined(cm_no__attribute__) && defined(__attribute__)
-#undef __attribute__
+#  undef __attribute__
 #endif
 #undef cm_no__attribute__