# Find the native LLVM includes and library
#
#  LLVM_INCLUDE_DIR - where to find llvm include files
#  LLVM_LIBRARY_DIR - where to find llvm libs
#  LLVM_CFLAGS      - llvm compiler flags
#  LLVM_LFLAGS      - llvm linker flags
#  LLVM_MODULE_LIBS - list of llvm libs for working with modules.

set(LLVM_VERSION "3.4")

find_program(LLVM_CONFIG_EXECUTABLE NAMES llvm-config-${LLVM_VERSION} DOC "llvm-config executable")

if (LLVM_CONFIG_EXECUTABLE)
	message(STATUS "LLVM llvm-config-${LLVM_VERSION} found at: ${LLVM_CONFIG_EXECUTABLE}")
else (LLVM_CONFIG_EXECUTABLE)
	message(FATAL_ERROR "Could NOT find LLVM executable. Version ${LLVM_VERSION} expected.")
endif (LLVM_CONFIG_EXECUTABLE)

execute_process(
	COMMAND ${LLVM_CONFIG_EXECUTABLE} --includedir
	OUTPUT_VARIABLE LLVM_INCLUDE_DIR
	OUTPUT_STRIP_TRAILING_WHITESPACE
)

execute_process(
	COMMAND ${LLVM_CONFIG_EXECUTABLE} --libdir
	OUTPUT_VARIABLE LLVM_LIBRARY_DIR
	OUTPUT_STRIP_TRAILING_WHITESPACE
)

execute_process(
	COMMAND ${LLVM_CONFIG_EXECUTABLE} --cppflags
	OUTPUT_VARIABLE LLVM_CFLAGS
	OUTPUT_STRIP_TRAILING_WHITESPACE
)

execute_process(
	COMMAND ${LLVM_CONFIG_EXECUTABLE} --ldflags
	OUTPUT_VARIABLE LLVM_LFLAGS
	OUTPUT_STRIP_TRAILING_WHITESPACE
)

execute_process(
	COMMAND ${LLVM_CONFIG_EXECUTABLE} --libs core analysis jit native
	OUTPUT_VARIABLE LLVM_MODULE_LIBS
	OUTPUT_STRIP_TRAILING_WHITESPACE
)