diff options
Diffstat (limited to 'Modules')
| -rw-r--r-- | Modules/FindGDAL.cmake | 57 |
1 files changed, 46 insertions, 11 deletions
diff --git a/Modules/FindGDAL.cmake b/Modules/FindGDAL.cmake index 030553f..8522f9b 100644 --- a/Modules/FindGDAL.cmake +++ b/Modules/FindGDAL.cmake @@ -5,28 +5,45 @@ FindGDAL -------- +Find GDAL. +IMPORTED Targets +^^^^^^^^^^^^^^^^ -Locate gdal +This module defines :prop_tgt:`IMPORTED` target ``GDAL::GDAL`` +if GDAL has been found. -This module accepts the following environment variables: +Result Variables +^^^^^^^^^^^^^^^^ -:: +This module will set the following variables in your project: - GDAL_DIR or GDAL_ROOT - Specify the location of GDAL +``GDAL_FOUND`` + True if GDAL is found. +``GDAL_INCLUDE_DIRS`` + Include directories for GDAL headers. +``GDAL_LIBRARIES`` + Libraries to link to GDAL. +``GDAL_VERSION`` + The version of GDAL found. +Cache variables +^^^^^^^^^^^^^^^ +The following cache variables may also be set: -This module defines the following CMake variables: +``GDAL_LIBRARY`` + The libgdal library file. +``GDAL_INCLUDE_DIR`` + The directory containing ``gdal.h``. -:: +Hints +^^^^^ - GDAL_FOUND - True if libgdal is found - GDAL_LIBRARY - A variable pointing to the GDAL library - GDAL_INCLUDE_DIR - Where to find the headers +Set ``GDAL_DIR`` or ``GDAL_ROOT`` in the environment to specify the +GDAL installation prefix. #]=======================================================================] -# # $GDALDIR is an environment variable that would # correspond to the ./configure --prefix=$GDAL_DIR # used in building gdal. @@ -123,8 +140,26 @@ find_library(GDAL_LIBRARY PATH_SUFFIXES lib ) +if (EXISTS "${GDAL_INCLUDE_DIR}/gdal_version.h") + file(STRINGS "${GDAL_INCLUDE_DIR}/gdal_version.h" _gdal_version + REGEX "GDAL_RELEASE_NAME") + string(REGEX REPLACE ".*\"\(.*\)\"" "\\1" GDAL_VERSION "${_gdal_version}") + unset(_gdal_version) +else () + set(GDAL_VERSION GDAL_VERSION-NOTFOUND) +endif () + include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake) -FIND_PACKAGE_HANDLE_STANDARD_ARGS(GDAL DEFAULT_MSG GDAL_LIBRARY GDAL_INCLUDE_DIR) +FIND_PACKAGE_HANDLE_STANDARD_ARGS(GDAL + VERSION_VAR GDAL_VERSION + REQUIRED_VARS GDAL_LIBRARY GDAL_INCLUDE_DIR) + +if (GDAL_FOUND AND NOT TARGET GDAL::GDAL) + add_library(GDAL::GDAL UNKNOWN IMPORTED) + set_target_properties(GDAL::GDAL PROPERTIES + IMPORTED_LOCATION "${GDAL_LIBRARY}" + INTERFACE_INCLUDE_DIRECTORIES "${GDAL_INCLUDE_DIR}") +endif () set(GDAL_LIBRARIES ${GDAL_LIBRARY}) set(GDAL_INCLUDE_DIRS ${GDAL_INCLUDE_DIR}) |