# Try to find the Kdcraw library # # Parameters: # KDCRAW_LOCAL_DIR - If you have put a local version of libkdcraw into # your source tree, set KDCRAW_LOCAL_DIR to the # relative path from the root of your source tree # to the libkdcraw local directory. # # Once done this will define # # KDCRAW_FOUND - System has libkdcraw # KDCRAW_INCLUDE_DIR - The libkdcraw include directory/directories (for #include style) # KDCRAW_LIBRARIES - Link these to use libkdcraw # KDCRAW_DEFINITIONS - Compiler switches required for using libkdcraw # KDCRAW_VERSION - Version of libkdcraw which was found # # Copyright (c) 2008-2014, Gilles Caulier, # Copyright (c) 2011, Michael G. Hansen, # # Redistribution and use is allowed according to the terms of the BSD license. # For details see the accompanying COPYING-CMAKE-SCRIPTS file. # Kdcraw_FIND_QUIETLY and Kdcraw_FIND_REQUIRED may be defined by CMake. if (KDCRAW_INCLUDE_DIR AND KDCRAW_LIBRARIES AND KDCRAW_DEFINITIONS AND KDCRAW_VERSION) if (NOT Kdcraw_FIND_QUIETLY) message(STATUS "Found Kdcraw library in cache: ${KDCRAW_LIBRARIES}") endif (NOT Kdcraw_FIND_QUIETLY) # in cache already set(KDCRAW_FOUND TRUE) else (KDCRAW_INCLUDE_DIR AND KDCRAW_LIBRARIES AND KDCRAW_DEFINITIONS AND KDCRAW_VERSION) if (NOT Kdcraw_FIND_QUIETLY) message(STATUS "Check for Kdcraw library in local sub-folder...") endif (NOT Kdcraw_FIND_QUIETLY) # Check for a local version of the library. if (KDCRAW_LOCAL_DIR) find_file(KDCRAW_LOCAL_FOUND libkdcraw/libkdcraw_export.h ${CMAKE_SOURCE_DIR}/${KDCRAW_LOCAL_DIR} NO_DEFAULT_PATH) if (NOT KDCRAW_LOCAL_FOUND) message(WARNING "KDCRAW_LOCAL_DIR specified as \"${KDCRAW_LOCAL_DIR}\" but libkdcraw could not be found there.") endif (NOT KDCRAW_LOCAL_FOUND) else (KDCRAW_LOCAL_DIR) find_file(KDCRAW_LOCAL_FOUND libkdcraw/libkdcraw_export.h ${CMAKE_SOURCE_DIR}/libkdcraw NO_DEFAULT_PATH) if (KDCRAW_LOCAL_FOUND) set(KDCRAW_LOCAL_DIR libkdcraw) endif (KDCRAW_LOCAL_FOUND) find_file(KDCRAW_LOCAL_FOUND libkdcraw/libkdcraw_export.h ${CMAKE_SOURCE_DIR}/libs/libkdcraw NO_DEFAULT_PATH) if (KDCRAW_LOCAL_FOUND) set(KDCRAW_LOCAL_DIR libs/libkdcraw) endif (KDCRAW_LOCAL_FOUND) endif (KDCRAW_LOCAL_DIR) if (KDCRAW_LOCAL_FOUND) # We need two include directories: because the version.h file is put into the build directory # TODO KDCRAW_INCLUDE_DIR sounds like it should contain only one directory... set(KDCRAW_INCLUDE_DIR ${CMAKE_SOURCE_DIR}/${KDCRAW_LOCAL_DIR} ${CMAKE_BINARY_DIR}/${KDCRAW_LOCAL_DIR}) set(KDCRAW_DEFINITIONS "-I${CMAKE_SOURCE_DIR}/${KDCRAW_LOCAL_DIR}" "-I${CMAKE_BINARY_DIR}/${KDCRAW_LOCAL_DIR}") set(KDCRAW_LIBRARIES kdcraw) if (NOT Kdcraw_FIND_QUIETLY) message(STATUS "Found Kdcraw library in local sub-folder: ${CMAKE_SOURCE_DIR}/${KDCRAW_LOCAL_DIR}") endif (NOT Kdcraw_FIND_QUIETLY) set(KDCRAW_FOUND TRUE) set(kdcraw_version_h_filename "${CMAKE_BINARY_DIR}/${KDCRAW_LOCAL_DIR}/libkdcraw/version.h") else (KDCRAW_LOCAL_FOUND) if (NOT WIN32) if (NOT Kdcraw_FIND_QUIETLY) message(STATUS "Check Kdcraw library using pkg-config...") endif (NOT Kdcraw_FIND_QUIETLY) # use FindPkgConfig to get the directories and then use these values # in the find_path() and find_library() calls include(FindPkgConfig) pkg_check_modules(PC_KDCRAW libkdcraw) if (PC_KDCRAW_FOUND) # make sure the version is >= 0.2.0 # TODO: WHY? if (PC_KDCRAW_VERSION VERSION_LESS 0.2.0) message(STATUS "Found libkdcraw release < 0.2.0, too old") set(KDCRAW_VERSION_GOOD_FOUND FALSE) set(KDCRAW_FOUND FALSE) else (PC_KDCRAW_VERSION VERSION_LESS 0.2.0) set(KDCRAW_VERSION "${PC_KDCRAW_VERSION}") if (NOT Kdcraw_FIND_QUIETLY) message(STATUS "Found libkdcraw release ${KDCRAW_VERSION}") endif (NOT Kdcraw_FIND_QUIETLY) set(KDCRAW_VERSION_GOOD_FOUND TRUE) endif (PC_KDCRAW_VERSION VERSION_LESS 0.2.0) else (PC_KDCRAW_FOUND) set(KDCRAW_VERSION_GOOD_FOUND FALSE) endif (PC_KDCRAW_FOUND) else (NOT WIN32) # TODO: Why do we just assume the version is good? set(KDCRAW_VERSION_GOOD_FOUND TRUE) endif (NOT WIN32) if (KDCRAW_VERSION_GOOD_FOUND) set(KDCRAW_DEFINITIONS "${PC_KDCRAW_CFLAGS_OTHER}") find_path(KDCRAW_INCLUDE_DIR libkdcraw/version.h ${PC_KDCRAW_INCLUDE_DIRS}) set(kdcraw_version_h_filename "${KDCRAW_INCLUDE_DIR}/libkdcraw/version.h") find_library(KDCRAW_LIBRARIES NAMES kdcraw HINTS ${PC_KDCRAW_LIBRARY_DIRS}) if (KDCRAW_INCLUDE_DIR AND KDCRAW_LIBRARIES) set(KDCRAW_FOUND TRUE) else (KDCRAW_INCLUDE_DIR AND KDCRAW_LIBRARIES) set(KDCRAW_FOUND FALSE) endif (KDCRAW_INCLUDE_DIR AND KDCRAW_LIBRARIES) endif (KDCRAW_VERSION_GOOD_FOUND) if (KDCRAW_FOUND) if (NOT Kdcraw_FIND_QUIETLY) message(STATUS "Found libkdcraw: ${KDCRAW_LIBRARIES}") endif (NOT Kdcraw_FIND_QUIETLY) else (KDCRAW_FOUND) if (Kdcraw_FIND_REQUIRED) if (NOT KDCRAW_INCLUDE_DIR) message(FATAL_ERROR "Could NOT find libkdcraw header files.") else(NOT KDCRAW_INCLUDE_DIR) message(FATAL_ERROR "Could NOT find libkdcraw library.") endif (NOT KDCRAW_INCLUDE_DIR) endif (Kdcraw_FIND_REQUIRED) endif (KDCRAW_FOUND) endif (KDCRAW_LOCAL_FOUND) if (KDCRAW_FOUND) # Find the version information, unless that was reported by pkg_search_module. if (NOT KDCRAW_VERSION) file(READ "${kdcraw_version_h_filename}" kdcraw_version_h_content) # This is the line we are trying to find: static const char kdcraw_version[] = "1.22.4-beta_5+dfsg"; string(REGEX REPLACE ".*char +kdcraw_version\\[\\] += +\"([^\"]+)\".*" "\\1" KDCRAW_VERSION "${kdcraw_version_h_content}") unset(kdcraw_version_h_content) endif (NOT KDCRAW_VERSION) unset(kdcraw_version_h_filename) endif (KDCRAW_FOUND) if (KDCRAW_FOUND) mark_as_advanced(KDCRAW_INCLUDE_DIR KDCRAW_LIBRARIES KDCRAW_DEFINITIONS KDCRAW_VERSION KDCRAW_FOUND) else (KDCRAW_FOUND) # The library was not found, reset all related variables. unset(KDCRAW_INCLUDE_DIR) unset(KDCRAW_LIBRARIES) unset(KDCRAW_DEFINITIONS) unset(KDCRAW_VERSION) endif (KDCRAW_FOUND) endif (KDCRAW_INCLUDE_DIR AND KDCRAW_LIBRARIES AND KDCRAW_DEFINITIONS AND KDCRAW_VERSION)