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# This module finds trng4.
#
# User can give TRNG4_ROOT_DIR as a hint stored in the cmake cache.
#
# It sets the following variables:
# TRNG4_FOUND - Set to false, or undefined, if trng4 isn't found.
# TRNG4_INCLUDE_DIRS - include directory
# TRNG4_LIBRARIES - library files
## config
set(TRNG4_ROOT_DIR "" CACHE PATH "TRNG4 root directory")
if(WIN32)
if(NOT TRNG4_WIN_VERSION)
set(TRNG4_WIN_VERSION 125 CACHE STRING "Trng4 version integer code. Necessary on Windows to guess root dir and to determine the library name, i.e. trng4125.lib")
endif(NOT TRNG4_WIN_VERSION)
if(NOT TRNG4_WIN_VS_VERSION)
set(TRNG4_WIN_VS_VERSION 2010 CACHE STRING "Trng4 Visual Studio version, for instance 2008 or 2010.")
endif(NOT TRNG4_WIN_VS_VERSION)
if(NOT TRNG4_WIN_LINKAGE)
set(TRNG4_WIN_LINKAGE mda CACHE STRING "Trng4 linkage variant on Windows. One of these: mda (dll, release), mdd (dll, debug), mta (static, release), mtd (static, debug)")
endif(NOT TRNG4_WIN_LINKAGE)
if(NOT TRNG4_WIN_BITNESS)
set(TRNG4_WIN_BITNESS x64 CACHE STRING "On Windows: x86 or x64 (32bit resp. 64bit)")
endif(NOT TRNG4_WIN_BITNESS)
# now, generate platform string
set(TRNG4_WIN_PLATFORM "${TRNG4_WIN_BITNESS}_windows_vs${TRNG4_WIN_VS_VERSION}/${TRNG4_WIN_LINKAGE}")
else(WIN32)
set(TRNG4_WIN_PLATFORM "")
endif(WIN32)
## trng4 root dir guessing
# windows: trying to guess the root dir from a
# env variable set by the trng4 installer
set(WIN_ROOT_GUESS $ENV{TRNG4_STUDIO_DIR${TRNG4_WIN_VERSION}})
FIND_PATH(TRNG4_INCLUDE_DIR
trng/yarn2.h
HINTS ${TRNG4_ROOT_DIR}/include
PATHS ENV C_INCLUDE_PATH
ENV C_PLUS_INCLUDE_PATH
ENV INCLUDE_PATH
)
FIND_LIBRARY(TRNG4_LIBRARY
NAMES trng4
HINTS ${TRNG4_ROOT_DIR}/trng4/lib/${TRNG4_WIN_PLATFORM} #windows
${WIN_ROOT_GUESS}/trng4/lib/${TRNG4_WIN_PLATFORM} #windows
${TRNG4_ROOT_DIR}/lib
PATHS ENV LIBRARY_PATH #unix
ENV LD_LIBRARY_PATH #unix
)
message(STATUS "TRNG4 Library: ${TRNG4_LIBRARY}")
INCLUDE(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(TRNG4 DEFAULT_MSG
TRNG4_LIBRARY TRNG4_INCLUDE_DIR )
IF(TRNG4_FOUND)
SET(TRNG4_INCLUDE_DIRS ${TRNG4_INCLUDE_DIR})
SET(TRNG4_LIBRARIES ${TRNG4_LIBRARY} )
IF(CMAKE_SYSTEM_NAME STREQUAL "Linux")
SET(TRNG4_LIBRARIES "${TRNG4_LIBRARIES};m;pthread")
ENDIF(CMAKE_SYSTEM_NAME STREQUAL "Linux")
ENDIF(TRNG4_FOUND)
MARK_AS_ADVANCED(TRNG4_LIBRARY TRNG4_INCLUDE_DIR)
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