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#
# Find the OTF2 library
#
# OTF2_INCLUDE_PATH - Directories to include to use OTF2
# OTF2_LIBRARY_PATH - Files to link against to use OTF2
# OTF2_CONFIG - Path to otf2-config
find_program(OTF2_CONFIG otf2-config REQUIRED)
find_program(OTF2_PRINT otf2-print REQUIRED)
IF(NOT OTF2_CONFIG OR NOT EXISTS ${OTF2_CONFIG})
MESSAGE(STATUS "Cannot find otf2-config")
SET(OTF2_VERSION ${OTF2_REQUIRED_VERSION})
ELSE()
message(STATUS "OTF2 installation found. (using ${OTF2_CONFIG})")
execute_process(COMMAND ${OTF2_CONFIG} "--cppflags" OUTPUT_VARIABLE OTF2_INCLUDE_PATH)
STRING(REPLACE "\n" "" OTF2_INCLUDE_PATH ${OTF2_INCLUDE_PATH})
STRING(REPLACE "-I" "" OTF2_INCLUDE_PATH ${OTF2_INCLUDE_PATH})
execute_process(COMMAND ${OTF2_CONFIG} "--ldflags" OUTPUT_VARIABLE _LINK_LD_ARGS)
STRING( REPLACE " " ";" _LINK_LD_ARGS ${_LINK_LD_ARGS} )
FOREACH( _ARG ${_LINK_LD_ARGS} )
IF(${_ARG} MATCHES "^-L")
STRING(REGEX REPLACE "^-L" "" _ARG ${_ARG})
STRING(STRIP "${_ARG}" _ARG)
SET(OTF2_LINK_DIRS ${OTF2_LINK_DIRS} ${_ARG})
ENDIF(${_ARG} MATCHES "^-L")
ENDFOREACH(_ARG)
execute_process(COMMAND ${OTF2_CONFIG} "--libs" OUTPUT_VARIABLE _LINK_LD_ARGS)
STRING( REPLACE " " ";" _LINK_LD_ARGS ${_LINK_LD_ARGS} )
FOREACH( _ARG ${_LINK_LD_ARGS} )
IF(${_ARG} MATCHES "^-l")
STRING(REGEX REPLACE "^-l" "" _ARG "${_ARG}")
STRING(STRIP "${_ARG}" _ARG)
FIND_LIBRARY(_OTF2_LIB_FROM_ARG NAMES ${_ARG}
HINTS ${OTF2_LINK_DIRS} NO_DEFAULT_PATH
)
IF(${_ARG} STREQUAL "otf2" OR ${_ARG} STREQUAL "open-trace-format2")
SET(OTF2_LIBRARY ${_OTF2_LIB_FROM_ARG})
ELSE()
IF(_OTF2_LIB_FROM_ARG)
LIST(APPEND OTF2_LIBRARIES ${_OTF2_LIB_FROM_ARG})
ENDIF(_OTF2_LIB_FROM_ARG)
ENDIF()
UNSET(_OTF2_LIB_FROM_ARG CACHE)
ENDIF(${_ARG} MATCHES "^-l")
ENDFOREACH(_ARG)
execute_process(COMMAND ${OTF2_CONFIG} "--version" OUTPUT_VARIABLE OTF2_VERSION)
STRING( REPLACE "otf2-config: version " "" OTF2_VERSION ${OTF2_VERSION} )
STRING( REPLACE "\n" "" OTF2_VERSION ${OTF2_VERSION} )
STRING( REPLACE "." ";" _VERSION ${OTF2_VERSION} )
LIST( GET _VERSION 0 OTF2_MAJOR_VERSION)
LIST( GET _VERSION 1 OTF2_MINOR_VERSION)
ENDIF()
include (FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(OTF2
FOUND_VAR OTF2_FOUND
REQUIRED_VARS OTF2_CONFIG OTF2_LIBRARY OTF2_INCLUDE_PATH
VERSION_VAR OTF2_VERSION
)
if(NOT OTF2_FOUND)
unset(OTF2_CONFIG)
unset(OTF2_CONFIG CACHE)
unset(OTF2_LINK_DIRS)
unset(OTF2_LIBRARIES)
endif()
mark_as_advanced(OTF2_LIBRARY)
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