diff options
Diffstat (limited to 'modules/FindKexiv2.cmake')
| -rw-r--r-- | modules/FindKexiv2.cmake | 124 |
1 files changed, 93 insertions, 31 deletions
diff --git a/modules/FindKexiv2.cmake b/modules/FindKexiv2.cmake index 739f187d..c57ed1c2 100644 --- a/modules/FindKexiv2.cmake +++ b/modules/FindKexiv2.cmake @@ -1,41 +1,103 @@ -# - Try to find the Kexiv2 library using cmake pkg_check_modulesi otherwise fallback to standard search -# Once done this will define: +# - Try to find the KExiv2 library +# Once done this will define # # KEXIV2_FOUND - system has libkexiv2 -# KEXIV2_INCLUDEDIR - the libkexiv2 include directory +# KEXIV2_INCLUDE_DIR - the libkexiv2 include directory # KEXIV2_LIBRARIES - Link these to use libkexiv2 # KEXIV2_DEFINITIONS - Compiler switches required for using libkexiv2 +# + +if (KEXIV2_INCLUDE_DIR AND KEXIV2_LIBRARIES) + + message(STATUS "Found Kexiv2 library in cache: ${KEXIV2_LIBRARIES}") + + # in cache already + SET(KEXIV2_FOUND TRUE) + +else (KEXIV2_INCLUDE_DIR AND KEXIV2_LIBRARIES) + + message(STATUS "Check Kexiv2 library in local sub-folder...") + + # Check if library is not in local sub-folder + + FIND_FILE(KEXIV2_LOCAL_FOUND libkexiv2/version.h.cmake ${CMAKE_SOURCE_DIR}/libkexiv2 ${CMAKE_SOURCE_DIR}/libs/libkexiv2 NO_DEFAULT_PATH) + if (KEXIV2_LOCAL_FOUND) -if (KEXIV2_INCLUDEDIR AND KEXIV2_LIBRARIES) - # in cache already - SET(KEXIV2_FOUND TRUE) -else (KEXIV2_INCLUDEDIR AND KEXIV2_LIBRARIES) - if(NOT WIN32) - find_package(PkgConfig) - if(PKG_CONFIG_EXECUTABLE) - pkg_check_modules(KEXIV2 libkexiv2>=0.2.0) - endif(PKG_CONFIG_EXECUTABLE) + FIND_FILE(KEXIV2_LOCAL_FOUND_IN_LIBS libkexiv2/version.h.cmake ${CMAKE_SOURCE_DIR}/libs/libkexiv2 NO_DEFAULT_PATH) + if (KEXIV2_LOCAL_FOUND_IN_LIBS) + set(KEXIV2_INCLUDE_DIR ${CMAKE_SOURCE_DIR}/libs/libkexiv2) + else (KEXIV2_LOCAL_FOUND_IN_LIBS) + set(KEXIV2_INCLUDE_DIR ${CMAKE_SOURCE_DIR}/libkexiv2) + endif (KEXIV2_LOCAL_FOUND_IN_LIBS) + set(KEXIV2_DEFINITIONS "-I${KEXIV2_INCLUDE_DIR}") + set(KEXIV2_LIBRARIES kexiv2) + message(STATUS "Found Kexiv2 library in local sub-folder: ${KEXIV2_INCLUDE_DIR}") + set(KEXIV2_FOUND TRUE) + MARK_AS_ADVANCED(KEXIV2_INCLUDE_DIR KEXIV2_LIBRARIES) + + else(KEXIV2_LOCAL_FOUND) + if(NOT WIN32) + message(STATUS "Check Kexiv2 library using pkg-config...") + + # use pkg-config to get the directories and then use these values + # in the FIND_PATH() and FIND_LIBRARY() calls + INCLUDE(UsePkgConfig) + + PKGCONFIG(libkexiv2 _KEXIV2IncDir _KEXIV2LinkDir _KEXIV2LinkFlags _KEXIV2Cflags) + + if(_KEXIV2LinkFlags) + # query pkg-config asking for a libkexiv2 >= 0.2.0 + EXEC_PROGRAM(${PKGCONFIG_EXECUTABLE} ARGS --atleast-version=0.2.0 libkexiv2 RETURN_VALUE _return_VALUE OUTPUT_VARIABLE _pkgconfigDevNull ) + if(_return_VALUE STREQUAL "0") + message(STATUS "Found libkexiv2 release >= 0.2.0") + set(KEXIV2_VERSION_GOOD_FOUND TRUE) + else(_return_VALUE STREQUAL "0") + message(STATUS "Found libkexiv2 release < 0.2.0, too old") + set(KEXIV2_VERSION_GOOD_FOUND FALSE) + set(KEXIV2_FOUND FALSE) + endif(_return_VALUE STREQUAL "0") + else(_KEXIV2LinkFlags) + set(KEXIV2_VERSION_GOOD_FOUND FALSE) + set(KEXIV2_FOUND FALSE) + endif(_KEXIV2LinkFlags) + else(NOT WIN32) + set(KEXIV2_VERSION_GOOD_FOUND TRUE) endif(NOT WIN32) - if(NOT KEXIV2_FOUND) - find_path(KEXIV2_INCLUDEDIR libkexiv2/version.h) - find_library(KEXIV2_LIBRARIES NAMES kexiv2) - if (KEXIV2_INCLUDEDIR AND KEXIV2_LIBRARIES) + if(KEXIV2_VERSION_GOOD_FOUND) + set(KEXIV2_DEFINITIONS "${_KEXIV2Cflags}") + + FIND_PATH(KEXIV2_INCLUDE_DIR libkexiv2/version.h + ${_KEXIV2IncDir} + ) + + FIND_LIBRARY(KEXIV2_LIBRARIES NAMES kexiv2 + PATHS + ${_KEXIV2LinkDir} + ) + + if (KEXIV2_INCLUDE_DIR AND KEXIV2_LIBRARIES) set(KEXIV2_FOUND TRUE) - endif (KEXIV2_INCLUDEDIR AND KEXIV2_LIBRARIES) - endif(NOT KEXIV2_FOUND) + endif (KEXIV2_INCLUDE_DIR AND KEXIV2_LIBRARIES) + endif(KEXIV2_VERSION_GOOD_FOUND) + if (KEXIV2_FOUND) + if (NOT Kexiv2_FIND_QUIETLY) + message(STATUS "Found libkexiv2: ${KEXIV2_LIBRARIES}") + endif (NOT Kexiv2_FIND_QUIETLY) + else (KEXIV2_FOUND) + if (Kexiv2_FIND_REQUIRED) + if (NOT KEXIV2_INCLUDE_DIR) + message(FATAL_ERROR "Could NOT find libkexiv2 header files") + endif (NOT KEXIV2_INCLUDE_DIR) + if (NOT KEXIV2_LIBRARIES) + message(FATAL_ERROR "Could NOT find libkexiv2 library") + endif (NOT KEXIV2_LIBRARIES) + endif (Kexiv2_FIND_REQUIRED) + endif (KEXIV2_FOUND) - if(KEXIV2_FOUND) - set(KEXIV2_DEFINITIONS ${KEXIV2_CFLAGS}) - if (NOT Kexiv2_FIND_QUIETLY) - message(STATUS "Found libkexiv2: ${KEXIV2_LIBRARIES}") - endif (NOT Kexiv2_FIND_QUIETLY) - set(KEXIV2_INCLUDE_DIR ${KEXIV2_INCLUDEDIR}) - mark_as_advanced( KEXIV2_INCLUDE_DIR ) - else(KEXIV2_FOUND) - if (Kexiv2_FIND_REQUIRED) - message(FATAL_ERROR "Not found required libkexiv2") - endif (Kexiv2_FIND_REQUIRED) - endif (KEXIV2_FOUND) -endif (KEXIV2_INCLUDEDIR AND KEXIV2_LIBRARIES) + MARK_AS_ADVANCED(KEXIV2_INCLUDE_DIR KEXIV2_LIBRARIES) + + endif(KEXIV2_LOCAL_FOUND) + +endif (KEXIV2_INCLUDE_DIR AND KEXIV2_LIBRARIES) |