CMakeLists.txt

# Author: <CMS>
#         Filip Bartek (2013)

# Optional:
# LLVM_DEV_DIR

# Usage:
# cmake [-D LLVM_DEV_DIR=$LLVM_DEV_DIR] $SAS_DIR

# To register a new checker class in the SAS library, add an argument
# "src/MyChecker.cpp" (replacing "MyChecker" with the actual name of the
# checker file) to the `add_clang_plugin` call further in this file.


cmake_minimum_required (VERSION 2.8)
project (sas CXX)

# Check if this is an out-of-source build
if(CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR)
   message(FATAL_ERROR "In source build is not supported. Please build in a different directory.")
endif()

# Add our own cmake script directory
list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")

# Initialize input variables
set(LLVM_INCLUDE_DIR "" CACHE FILEPATH "LLVM include directory")
set(LLVM_LIB_DIR "" CACHE FILEPATH "LLVM lib directory")
set(CLANG_INCLUDE_DIRS "" CACHE FILEPATH "Clang include directory")

if (LLVM_DEV_DIR)
   message(STATUS "Manually set LLVM_DEV_DIR: ${LLVM_DEV_DIR}")
   set(LLVM_INLCUDE_DIR "${LLVM_DEV_DIR}/include")
   set(LLVM_LIB_DIR "${LLVM_DEV_DIR}/lib")
   set(CLANG_INCLUDE_DIRS "${LLVM_DEV_DIR}/include")
else()
   find_package(LLVM REQUIRED)
   find_package(Clang 3.5 REQUIRED)

   # Require LLVM_INCLUDE_DIR
   if (LLVM_INCLUDE_DIR)
      set(LLVM_INCLUDE_DIR ${LLVM_INCLUDE_DIR})
   else()
      message(FATAL_ERROR "Could not find LLVM headers. Install LLVM headers please")
   endif()

   # Require LLVM_LIB_DIR
   if(LLVM_LIB_DIR)
   else()
      message(FATAL_ERROR "Could not find LLVM lib. Install LLVM lib please")
   endif()

   # Require CLANG_FOUND
   if(NOT CLANG_FOUND)
      message(FATAL_ERROR "Could not find Clang headers. Install Clang please")
   endif()
endif()
# /usr/lib/llvm-3.5/
set( CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin )
set( CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib )
set( CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib )

# the rest should work automatically

# assumes for clang to be under llvm/tools/, as suggested by the clang website
# http://clang.llvm.org/get_started.html#build

add_definitions (-D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS)
add_definitions (-D_GNU_SOURCE -DHAVE_CLANG_CONFIG_H)

set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -fno-common -Woverloaded-virtual -Wcast-qual -fno-strict-aliasing -pedantic -Wno-long-long -Wall -W -Wno-unused-parameter -Wwrite-strings -fexceptions -fno-rtti -O3")

set (CMAKE_MODULE_LINKER_FLAGS "-Wl,-flat_namespace -Wl,-undefined -Wl,suppress")

macro(add_clang_plugin name)
   set (srcs ${ARGN})

   include_directories(
      "${LLVM_INLCUDE_DIR}/"
      "${CLANG_INCLUDE_DIRS}"
      "${CMAKE_CURRENT_SOURCE_DIR}/src")
   link_directories( "${LLVM_LIB_DIR}/" )

   add_library( ${name} SHARED ${srcs} )

   if (SYMBOL_FILE)
      set_target_properties( ${name} PROPERTIES LINK_FlAGS
         "-exported_symbols_list ${SYMBOL_FILE}")
   endif()

   foreach (user_lib ${USER_LIBS})
      target_link_libraries( ${name} ${user_lib} )
   endforeach()

   install(TARGETS ${name} DESTINATION lib)

   set_target_properties( ${name} PROPERTIES
      LINKER_LANGUAGE CXX
      PREFIX "")
endmacro(add_clang_plugin)

set (USER_LIBS
   pthread
)

# Add new checkers to the plugin by adding their source files as arguments to
# the following call.
# The first argument is the plugin name.
add_clang_plugin(libSas
   src/SasException.cpp
#    src/ClassDumper.cpp
   src/CatchAll.cpp
   src/CommentCheckerDisabler.cpp
   src/jsonxx.cc
   src/BlackWhiteListCheckerDisabler.cpp
   # New Structure
   src/CodingConventions/General/UsingNamespace.cpp
   src/CodingConventions/General/StdPrintoutsChecker.cpp
   src/CodingConventions/ROOT/RN3Checker.cpp
   src/CodingConventions/ROOT/RN4Checker.cpp
   src/CodingConventions/ROOT/RN6Checker.cpp
   src/CodingConventions/ROOT/RN9Checker.cpp
   src/CodingConventions/ROOT/RN10Checker.cpp
   src/CodingConventions/ROOT/RN11Checker.cpp
   src/CodingConventions/ROOT/RN12Checker.cpp
   src/CodingConventions/ROOT/RN13Checker.cpp
   src/CodingConventions/ROOT/PtrCastWinChecker.cpp
   src/ThreadSafety/ConstCastChecker.cpp
   src/ThreadSafety/ConstCastAwayChecker.cpp
   src/ThreadSafety/GlobalStaticChecker.cpp
   src/ThreadSafety/StaticLocalChecker.cpp
   src/ThreadSafety/MutableMemberChecker.cpp
   src/Performance/ArgSizeChecker.cpp
   src/Performance/FiniteMathChecker.cpp
   src/Example/VarnameChecker.cpp
   src/ClangSasCheckerPluginRegister.cpp
#   src/GlobalAccInCtorChecker.cpp
        # Add your checker here!
)

file(COPY scripts USE_SOURCE_PERMISSIONS DESTINATION ${CMAKE_BINARY_DIR}/)
file(COPY config USE_SOURCE_PERMISSIONS DESTINATION ${CMAKE_BINARY_DIR}/)

#modify script clang path to the real one
if (LLVM_BIN_DIR)
    set(CLANG_EXES_LOCATION ${LLVM_BIN_DIR}/)
endif()
exec_program("sed" ARGS "-i" "-e" "\"s|[@][@][@]clang|${CLANG_EXES_LOCATION}clang|g\"" "${CMAKE_BINARY_DIR}/scripts/clang")
exec_program("sed" ARGS "-i" "-e" "\"s|[@][@][@]clang++|${CLANG_EXES_LOCATION}clang++|g\"" "${CMAKE_BINARY_DIR}/scripts/clang++")
exec_program("sed" ARGS "-i" "-e" "\"s|[@][@][@]clang-format|${CLANG_EXES_LOCATION}clang-format|g\"" "${CMAKE_BINARY_DIR}/scripts/common/__init__.py")
exec_program("sed" ARGS "-i" "-e" "\"s|[@][@][@]clang-modernize|${CLANG_EXES_LOCATION}clang-modernize|g\"" "${CMAKE_BINARY_DIR}/scripts/common/__init__.py")

include( CTest )
include( cmake/test.cmake )