Merge pull request #1495 from rouault/update_kdu

[openjpeg.git] / CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index fcf4709dabc02068dd1a343c80e8a8976552c280..8acca1663628967e0804e78c291de5c3bbf39ceb 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -175,7 +175,7 @@ if(CMAKE_COMPILER_IS_GNUCC)
   # set(CMAKE_C_FLAGS "-Wall -std=c99 ${CMAKE_C_FLAGS}") # FIXME: this setting prevented us from setting a coverage build.
   # Do not use ffast-math for all build, it would produce incorrect results, only set for release:
   set(OPENJPEG_LIBRARY_COMPILE_OPTIONS ${OPENJPEG_LIBRARY_COMPILE_OPTIONS} "$<$<CONFIG:Release>:-ffast-math>")
-  set(OPENJP2_COMPILE_OPTIONS ${OPENJP2_COMPILE_OPTIONS} "$<$<CONFIG:Release>:-ffast-math>" -Wall -Wextra -Wconversion -Wunused-parameter -Wdeclaration-after-statement -Werror=declaration-after-statement)
+  set(OPENJP2_COMPILE_OPTIONS ${OPENJP2_COMPILE_OPTIONS} "$<$<CONFIG:Release>:-ffast-math>" -Wall -Wextra -Wconversion -Wunused-parameter -Wdeclaration-after-statement -Werror=declaration-after-statement -Wstrict-prototypes -Werror=strict-prototypes -Wmissing-prototypes -Werror=missing-prototypes)
 endif()
 
 #-----------------------------------------------------------------------------
@@ -304,12 +304,23 @@ if(BUILD_TESTING)
 endif()
 
 #-----------------------------------------------------------------------------
-# install all targets referenced as OPENJPEGTargets
+# install all targets referenced as OPENJPEGTargets (relocatable with CMake 3.0+)
 install(EXPORT OpenJPEGTargets DESTINATION ${OPENJPEG_INSTALL_PACKAGE_DIR})
-configure_file( ${${OPENJPEG_NAMESPACE}_SOURCE_DIR}/cmake/OpenJPEGConfig.cmake.in
-  ${${OPENJPEG_NAMESPACE}_BINARY_DIR}/OpenJPEGConfig.cmake
-  @ONLY
-)
+if (${CMAKE_VERSION} VERSION_LESS 3.0)
+  set(PACKAGE_INIT)
+  set(PACKAGE_CMAKE_INSTALL_INCLUDEDIR ${CMAKE_INSTALL_FULL_INCLUDEDIR})
+  configure_file( ${${OPENJPEG_NAMESPACE}_SOURCE_DIR}/cmake/OpenJPEGConfig.cmake.in
+    ${${OPENJPEG_NAMESPACE}_BINARY_DIR}/OpenJPEGConfig.cmake
+    @ONLY
+  )
+else()
+  include(CMakePackageConfigHelpers)
+  configure_package_config_file(${CMAKE_CURRENT_LIST_DIR}/cmake/OpenJPEGConfig.cmake.in
+    ${OPENJPEG_BINARY_DIR}/OpenJPEGConfig.cmake
+    INSTALL_DESTINATION ${OPENJPEG_INSTALL_PACKAGE_DIR}
+    PATH_VARS CMAKE_INSTALL_INCLUDEDIR)
+endif()
+
 install( FILES ${OPENJPEG_BINARY_DIR}/OpenJPEGConfig.cmake
   DESTINATION ${OPENJPEG_INSTALL_PACKAGE_DIR}
 )