cmake: Add file formatting target style to build system

.clang-format

@@ -0,0 +1,84 @@
+BasedOnStyle : LLVM
+# Indent formatting
+IndentWidth : 2
+Language: Cpp
+UseTab: Never
+KeepEmptyLinesAtTheStartOfBlocks : true
+MaxEmptyLinesToKeep : 2
+AccessModifierOffset : -2
+# This must be off so that include order in RAJA is preserved
+SortIncludes: false
+
+# Alignment of consecutive declarations, assignments etc
+AlignConsecutiveAssignments : true
+AlignConsecutiveDeclarations : false
+AlignConsecutiveMacros : true
+AlignTrailingComments : true
+
+# Control curly brace placement
+BreakBeforeBraces : Custom
+BraceWrapping:
+  AfterCaseLabel:  true
+  AfterClass:      true
+  AfterControlStatement: true
+  AfterEnum:       true
+  AfterFunction:   true
+  AfterNamespace:  true
+  AfterObjCDeclaration: false
+  AfterStruct:     true
+  AfterUnion:      true
+  AfterExternBlock: false
+  BeforeCatch:     true
+  BeforeElse:      true
+  BeforeLambdaBody: false
+  IndentBraces:    false
+  SplitEmptyFunction: false
+  SplitEmptyRecord: false
+  SplitEmptyNamespace: false
+
+# Pointer alignment
+DerivePointerAlignment: false
+PointerAlignment: Left
+
+# Single line config
+AllowShortIfStatementsOnASingleLine : true
+AllowShortFunctionsOnASingleLine : true
+AllowShortLoopsOnASingleLine : false
+AllowShortLambdasOnASingleLine : None
+PackConstructorInitializers : CurrentLine
+AllowAllArgumentsOnNextLine : true
+AllowAllParametersOfDeclarationOnNextLine : false
+BinPackArguments : true
+BinPackParameters : false
+ConstructorInitializerAllOnOneLineOrOnePerLine : true
+ColumnLimit : 80
+
+AlignAfterOpenBracket: Align
+AlignOperands : true
+AlwaysBreakTemplateDeclarations : true
+AlwaysBreakAfterDefinitionReturnType : None
+PenaltyReturnTypeOnItsOwnLine : 10000
+BreakBeforeBinaryOperators : None
+
+# Indents
+IndentCaseLabels: true
+
+# Lambda body
+LambdaBodyIndentation : Signature
+
+SeparateDefinitionBlocks : Always
+
+# Space before/after settings
+SpaceAfterTemplateKeyword: false
+SpaceBeforeCpp11BracedList: true
+SpaceBeforeCtorInitializerColon: true
+SpaceBeforeInheritanceColon: true
+SpaceBeforeRangeBasedForLoopColon: true
+SpaceInEmptyBlock: false
+SpacesBeforeTrailingComments: 2
+SpacesInAngles: false
+SpacesInCStyleCastParentheses: false
+SpacesInContainerLiterals: false
+SpacesInConditionalStatement: false
+SpacesInParentheses: false
+SpacesInSquareBrackets: false

CMakeLists.txt

@@ -162,6 +162,11 @@ endif()
 # exclude RAJA make targets from top-level build...
 add_subdirectory(tpl/RAJA)
 
+# Bring in RAJA macros so we can replicate RAJA's formatting
+include(tpl/RAJA/cmake/RAJAMacros.cmake)
+# Setup the style target
+raja_add_code_checks(DIRS "src" "test")
+
 get_property(RAJA_INCLUDE_DIRS DIRECTORY tpl/RAJA PROPERTY INCLUDE_DIRECTORIES)
 include_directories(${RAJA_INCLUDE_DIRS})