247 lines
10 KiB
Diff
247 lines
10 KiB
Diff
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diff --git a/cmake/modules/FindKdcraw.cmake b/cmake/modules/FindKdcraw.cmake
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index 518033d..1d1a2ac 100644
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--- a/cmake/modules/FindKdcraw.cmake
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+++ b/cmake/modules/FindKdcraw.cmake
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@@ -1,124 +1,157 @@
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-# - Try to find the Kdcraw library
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+# Try to find the Kdcraw library
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#
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-# If you have put a local version of libkdcraw into your source tree,
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-# set KDCRAW_LOCAL_DIR to the relative path to the local directory.
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+# Parameters:
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+# KDCRAW_LOCAL_DIR - If you have put a local version of libkdcraw into
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+# your source tree, set KDCRAW_LOCAL_DIR to the
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+# relative path from the root of your source tree
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+# to the libkdcraw local directory.
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#
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# Once done this will define
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#
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-# KDCRAW_FOUND - system has libkdcraw
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-# KDCRAW_INCLUDE_DIR - the libkdcraw include directory
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+# KDCRAW_FOUND - System has libkdcraw
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+# KDCRAW_INCLUDE_DIR - The libkdcraw include directory/directories (for #include <libkdcraw/...> style)
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# KDCRAW_LIBRARIES - Link these to use libkdcraw
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# KDCRAW_DEFINITIONS - Compiler switches required for using libkdcraw
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+# KDCRAW_VERSION - Version of libkdcraw which was found
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#
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-
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-# Copyright (c) 2008, Gilles Caulier, <caulier.gilles@gmail.com>
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+# Copyright (c) 2008-2011, Gilles Caulier, <caulier.gilles@gmail.com>
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+# Copyright (c) 2011, Michael G. Hansen, <mike@mghansen.de>
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#
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# Redistribution and use is allowed according to the terms of the BSD license.
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# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
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+# Kdcraw_FIND_QUIETLY and Kdcraw_FIND_REQUIRED may be defined by CMake.
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-if (KDCRAW_INCLUDE_DIR AND KDCRAW_LIBRARIES AND KDCRAW_DEFINITIONS)
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+if (KDCRAW_INCLUDE_DIR AND KDCRAW_LIBRARIES AND KDCRAW_DEFINITIONS AND KDCRAW_VERSION)
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- message(STATUS "Found Kdcraw library in cache: ${KDCRAW_LIBRARIES}")
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+ if (NOT Kdcraw_FIND_QUIETLY)
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+ message(STATUS "Found Kdcraw library in cache: ${KDCRAW_LIBRARIES}")
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+ endif (NOT Kdcraw_FIND_QUIETLY)
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# in cache already
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set(KDCRAW_FOUND TRUE)
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-else (KDCRAW_INCLUDE_DIR AND KDCRAW_LIBRARIES AND KDCRAW_DEFINITIONS)
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-
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- message(STATUS "Check Kdcraw library in local sub-folder...")
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+else (KDCRAW_INCLUDE_DIR AND KDCRAW_LIBRARIES AND KDCRAW_DEFINITIONS AND KDCRAW_VERSION)
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- # Check if library is not in local sub-folder
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+ if (NOT Kdcraw_FIND_QUIETLY)
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+ message(STATUS "Check for Kdcraw library in local sub-folder...")
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+ endif (NOT Kdcraw_FIND_QUIETLY)
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+ # Check for a local version of the library.
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if (KDCRAW_LOCAL_DIR)
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- set (KDCRAW_LOCAL_FOUND TRUE)
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+ find_file(KDCRAW_LOCAL_FOUND libkdcraw/version.h.cmake ${CMAKE_SOURCE_DIR}/${KDCRAW_LOCAL_DIR} NO_DEFAULT_PATH)
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+ if (NOT KDCRAW_LOCAL_FOUND)
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+ message(WARNING "KDCRAW_LOCAL_DIR specified as \"${KDCRAW_LOCAL_DIR}\" but libkdcraw could not be found there.")
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+ endif (NOT KDCRAW_LOCAL_FOUND)
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else (KDCRAW_LOCAL_DIR)
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- find_file(KDCRAW_LOCAL_FOUND libkdcraw/kdcraw.h ${CMAKE_SOURCE_DIR}/libkdcraw ${CMAKE_SOURCE_DIR}/libs/libkdcraw NO_DEFAULT_PATH)
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-
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+ find_file(KDCRAW_LOCAL_FOUND libkdcraw/version.h.cmake ${CMAKE_SOURCE_DIR}/libkdcraw NO_DEFAULT_PATH)
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if (KDCRAW_LOCAL_FOUND)
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- # Was it found in libkdcraw/ or in libs/libkdcraw?
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- find_file(KDCRAW_LOCAL_FOUND_IN_LIBS libkdcraw/kdcraw.h ${CMAKE_SOURCE_DIR}/libs/libkdcraw NO_DEFAULT_PATH)
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- if (KDCRAW_LOCAL_FOUND_IN_LIBS)
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- set(KDCRAW_LOCAL_DIR libs/libkdcraw)
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- else (KDCRAW_LOCAL_FOUND_IN_LIBS)
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- set(KDCRAW_LOCAL_DIR libkdcraw)
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- endif (KDCRAW_LOCAL_FOUND_IN_LIBS)
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+ set(KDCRAW_LOCAL_DIR libkdcraw)
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+ endif (KDCRAW_LOCAL_FOUND)
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+ find_file(KDCRAW_LOCAL_FOUND libkdcraw/version.h.cmake ${CMAKE_SOURCE_DIR}/libs/libkdcraw NO_DEFAULT_PATH)
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+ if (KDCRAW_LOCAL_FOUND)
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+ set(KDCRAW_LOCAL_DIR libs/libkdcraw)
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endif (KDCRAW_LOCAL_FOUND)
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endif (KDCRAW_LOCAL_DIR)
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if (KDCRAW_LOCAL_FOUND)
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-
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- # we need two include directories: because the version.h file is put into the build directory
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+ # We need two include directories: because the version.h file is put into the build directory
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# TODO KDCRAW_INCLUDE_DIR sounds like it should contain only one directory...
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set(KDCRAW_INCLUDE_DIR ${CMAKE_SOURCE_DIR}/${KDCRAW_LOCAL_DIR} ${CMAKE_BINARY_DIR}/${KDCRAW_LOCAL_DIR})
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set(KDCRAW_DEFINITIONS "-I${CMAKE_SOURCE_DIR}/${KDCRAW_LOCAL_DIR}" "-I${CMAKE_BINARY_DIR}/${KDCRAW_LOCAL_DIR}")
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set(KDCRAW_LIBRARIES kdcraw)
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- message(STATUS "Found Kdcraw library in local sub-folder: ${CMAKE_SOURCE_DIR}/${KDCRAW_LOCAL_DIR}")
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+ if (NOT Kdcraw_FIND_QUIETLY)
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+ message(STATUS "Found Kdcraw library in local sub-folder: ${CMAKE_SOURCE_DIR}/${KDCRAW_LOCAL_DIR}")
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+ endif (NOT Kdcraw_FIND_QUIETLY)
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set(KDCRAW_FOUND TRUE)
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- mark_as_advanced(KDCRAW_INCLUDE_DIR KDCRAW_LIBRARIES KDCRAW_DEFINITIONS)
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- else(KDCRAW_LOCAL_FOUND)
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+ set(kdcraw_version_h_filename "${CMAKE_BINARY_DIR}/${KDCRAW_LOCAL_DIR}/libkdcraw/version.h")
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- message(STATUS "Check Kdcraw library using pkg-config...")
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+ else (KDCRAW_LOCAL_FOUND)
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if (NOT WIN32)
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- # use pkg-config to get the directories and then use these values
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- # in the FIND_PATH() and FIND_LIBRARY() calls
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- include(UsePkgConfig)
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-
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- PKGCONFIG(libkdcraw _KDCRAWIncDir _KDCRAWLinkDir _KDCRAWLinkFlags _KDCRAWCflags)
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-
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- if (_KDCRAWLinkFlags)
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- # query pkg-config asking for a libkdcraw >= 0.2.0
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- exec_program(${PKGCONFIG_EXECUTABLE} ARGS --atleast-version=0.2.0 libkdcraw RETURN_VALUE _return_VALUE OUTPUT_VARIABLE _pkgconfigDevNull )
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- if (_return_VALUE STREQUAL "0")
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- message(STATUS "Found libkdcraw release >= 0.2.0")
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- set(KDCRAW_VERSION_GOOD_FOUND TRUE)
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- else (_return_VALUE STREQUAL "0")
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- message(STATUS "Found libkdcaw release < 0.2.0, too old")
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- set(KDCRAW_VERSION_GOOD_FOUND FALSE)
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- set(KDCRAW_FOUND FALSE)
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- endif (_return_VALUE STREQUAL "0")
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- else (_KDCRAWLinkFlags)
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+ if (NOT Kdcraw_FIND_QUIETLY)
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+ message(STATUS "Check Kdcraw library using pkg-config...")
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+ endif (NOT Kdcraw_FIND_QUIETLY)
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+
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+ # use FindPkgConfig to get the directories and then use these values
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+ # in the find_path() and find_library() calls
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+ include(FindPkgConfig)
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+
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+ pkg_check_modules(PC_KDCRAW libkdcraw)
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+
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+ if (PC_KDCRAW_FOUND)
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+ # make sure the version is >= 0.2.0
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+ # TODO: WHY?
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+ if (PC_KDCRAW_VERSION VERSION_LESS 0.2.0)
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+ message(STATUS "Found libkdcraw release < 0.2.0, too old")
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+ set(KDCRAW_VERSION_GOOD_FOUND FALSE)
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+ set(KDCRAW_FOUND FALSE)
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+ else (PC_KDCRAW_VERSION VERSION_LESS 0.2.0)
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+ set(KDCRAW_VERSION "${PC_KDCRAW_VERSION}")
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+ if (NOT Kdcraw_FIND_QUIETLY)
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+ message(STATUS "Found libkdcraw release ${KDCRAW_VERSION}")
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+ endif (NOT Kdcraw_FIND_QUIETLY)
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+ set(KDCRAW_VERSION_GOOD_FOUND TRUE)
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+ endif (PC_KDCRAW_VERSION VERSION_LESS 0.2.0)
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+ else (PC_KDCRAW_FOUND)
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set(KDCRAW_VERSION_GOOD_FOUND FALSE)
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- set(KDCRAW_FOUND FALSE)
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- endif (_KDCRAWLinkFlags)
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+ endif (PC_KDCRAW_FOUND)
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else (NOT WIN32)
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+ # TODO: Why do we just assume the version is good?
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set(KDCRAW_VERSION_GOOD_FOUND TRUE)
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endif (NOT WIN32)
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if (KDCRAW_VERSION_GOOD_FOUND)
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- set(KDCRAW_DEFINITIONS "${_KDCRAWCflags}")
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-
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- find_path(KDCRAW_INCLUDE_DIR libkdcraw/version.h
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- ${_KDCRAWIncDir}
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- )
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-
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- find_library(KDCRAW_LIBRARIES NAMES kdcraw
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- PATHS
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- ${_KDCRAWLinkDir}
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- )
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-
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- if (KDCRAW_INCLUDE_DIR AND KDCRAW_LIBRARIES)
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- set(KDCRAW_FOUND TRUE)
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- endif (KDCRAW_INCLUDE_DIR AND KDCRAW_LIBRARIES)
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- endif (KDCRAW_VERSION_GOOD_FOUND)
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- if (KDCRAW_FOUND)
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- if (NOT Kdcraw_FIND_QUIETLY)
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- message(STATUS "Found libkdcraw: ${KDCRAW_LIBRARIES}")
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- endif (NOT Kdcraw_FIND_QUIETLY)
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- else (KDCRAW_FOUND)
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- if (Kdcraw_FIND_REQUIRED)
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- if (NOT KDCRAW_INCLUDE_DIR)
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- message(FATAL_ERROR "Could NOT find libkdcraw header files")
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- endif (NOT KDCRAW_INCLUDE_DIR)
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- if (NOT KDCRAW_LIBRARIES)
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- message(FATAL_ERROR "Could NOT find libkdcraw library")
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- endif (NOT KDCRAW_LIBRARIES)
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- endif (Kdcraw_FIND_REQUIRED)
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- endif (KDCRAW_FOUND)
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-
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- mark_as_advanced(KDCRAW_INCLUDE_DIR KDCRAW_LIBRARIES KDCRAW_DEFINITIONS)
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-
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- endif(KDCRAW_LOCAL_FOUND)
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-
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-endif (KDCRAW_INCLUDE_DIR AND KDCRAW_LIBRARIES AND KDCRAW_DEFINITIONS)
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+ set(KDCRAW_DEFINITIONS "${PC_KDCRAW_CFLAGS_OTHER}")
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+
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+ find_path(KDCRAW_INCLUDE_DIR libkdcraw/version.h ${PC_KDCRAW_INCLUDE_DIRS})
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+ set(kdcraw_version_h_filename "${KDCRAW_INCLUDE_DIR}/libkdcraw/version.h")
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+
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+ find_library(KDCRAW_LIBRARIES NAMES kdcraw HINTS ${PC_KDCRAW_LIBRARY_DIRS})
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+
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+ if (KDCRAW_INCLUDE_DIR AND KDCRAW_LIBRARIES)
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+ set(KDCRAW_FOUND TRUE)
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+ else (KDCRAW_INCLUDE_DIR AND KDCRAW_LIBRARIES)
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+ set(KDCRAW_FOUND FALSE)
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+ endif (KDCRAW_INCLUDE_DIR AND KDCRAW_LIBRARIES)
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+ endif (KDCRAW_VERSION_GOOD_FOUND)
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+
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+ if (KDCRAW_FOUND)
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+ if (NOT Kdcraw_FIND_QUIETLY)
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+ message(STATUS "Found libkdcraw: ${KDCRAW_LIBRARIES}")
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+ endif (NOT Kdcraw_FIND_QUIETLY)
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+ else (KDCRAW_FOUND)
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+ if (Kdcraw_FIND_REQUIRED)
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+ if (NOT KDCRAW_INCLUDE_DIR)
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+ message(FATAL_ERROR "Could NOT find libkdcraw header files.")
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+ else(NOT KDCRAW_INCLUDE_DIR)
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+ message(FATAL_ERROR "Could NOT find libkdcraw library.")
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+ endif (NOT KDCRAW_INCLUDE_DIR)
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+ endif (Kdcraw_FIND_REQUIRED)
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+ endif (KDCRAW_FOUND)
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+
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+ endif (KDCRAW_LOCAL_FOUND)
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+
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+ if (KDCRAW_FOUND)
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+ # Find the version information, unless that was reported by pkg_search_module.
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+ if (NOT KDCRAW_VERSION)
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+ file(READ "${kdcraw_version_h_filename}" kdcraw_version_h_content)
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+ # This is the line we are trying to find: static const char kdcraw_version[] = "1.22.4-beta_5+dfsg";
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+ string(REGEX REPLACE ".*char +kdcraw_version\\[\\] += +\"([^\"]+)\".*" "\\1" KDCRAW_VERSION "${kdcraw_version_h_content}")
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+ unset(kdcraw_version_h_content)
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+
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+ endif (NOT KDCRAW_VERSION)
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+ unset(kdcraw_version_h_filename)
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+ endif (KDCRAW_FOUND)
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+
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+ if (KDCRAW_FOUND)
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+ mark_as_advanced(KDCRAW_INCLUDE_DIR KDCRAW_LIBRARIES KDCRAW_DEFINITIONS KDCRAW_VERSION KDCRAW_FOUND)
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+ else (KDCRAW_FOUND)
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+ # The library was not found, reset all related variables.
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+ unset(KDCRAW_INCLUDE_DIR)
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+ unset(KDCRAW_LIBRARIES)
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+ unset(KDCRAW_DEFINITIONS)
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+ unset(KDCRAW_VERSION)
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+ endif (KDCRAW_FOUND)
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+
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+endif (KDCRAW_INCLUDE_DIR AND KDCRAW_LIBRARIES AND KDCRAW_DEFINITIONS AND KDCRAW_VERSION)
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