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fix proj version detection for cmake

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This commit is contained in:
Mathis Logemann 2021-11-19 19:47:50 +01:00
parent 14f913d6ab
commit eb4390b5a6
1 changed files with 4 additions and 1 deletions
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5
CMakeLists.txt
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@ -306,7 +306,7 @@ endif()
if(USE_PROJ)
#https://proj.org/development/cmake.html
mapnik_find_package(PROJ ${PROJ_MIN_VERSION} QUIET)
mapnik_find_package(PROJ QUIET)
# currently the cmake files are not installed, when installing proj via apt-get. So search via pkg-config
if(NOT PROJ_FOUND)
message(STATUS "PROJ not found via FindPROJ. Searching via pkg-config...")
@ -317,6 +317,9 @@ if(USE_PROJ)
set(PROJ_VERSION_PATCH "${CMAKE_MATCH_3}")
list(APPEND MAPNIK_OPTIONAL_LIBS PkgConfig::PROJ)
else()
if(PROJ_VERSION VERSION_LESS PROJ_MIN_VERSION)
message(FATAL_ERROR "Proj needs to be at least version ${PROJ_MIN_VERSION}")
endif()
list(APPEND MAPNIK_OPTIONAL_LIBS ${PROJ_LIBRARIES})
list(APPEND MAPNIK_OPTIONAL_LIBS_INCLUDE $<BUILD_INTERFACE:${PROJ_INCLUDE_DIRS}>)
endif()