Use pkg-config to find installed bmi-fortran spec

CMakeLists.txt

@@ -12,26 +12,16 @@ include(GNUInstallDirs)
 set(model_name heatf)
 set(bmi_name bmi${model_name})
 
-# Determine the Fortran BMI version.
-if(DEFINED ENV{BMIF_VERSION})
-  set(bmif_version $ENV{BMIF_VERSION})
-else()
-  set(bmif_version "2.0")
-endif()
-string(REPLACE "." "_" bmif_module_version ${bmif_version})
-message("-- BMIF version - ${bmif_version}")
-message("-- BMIF module version - ${bmif_module_version}")
+find_package(PkgConfig REQUIRED)
+pkg_check_modules(BMIF REQUIRED IMPORTED_TARGET bmif)
+string(REPLACE "." "_" bmif_module_version ${BMIF_VERSION})
+message("--   bmif module version - ${bmif_module_version}")
+message("--   bmif library path - ${BMIF_LINK_LIBRARIES}")
+message("--   bmif include dir - ${BMIF_INCLUDE_DIRS}")
+include_directories(${BMIF_INCLUDE_DIRS})
 
 set(CMAKE_Fortran_MODULE_DIRECTORY ${CMAKE_BINARY_DIR}/mod)
 
-# Locate the installed Fortran BMI bindings (bmif library and module file)
-# through CMAKE_PREFIX_PATH.
-find_library(bmif_lib bmif)
-find_path(bmif_inc bmif_${bmif_module_version}.mod)
-include_directories(${bmif_inc})
-message("-- bmif_lib - ${bmif_lib}")
-message("-- bmif_inc - ${bmif_inc}")
-
 add_subdirectory(heat)
 add_subdirectory(bmi_heat)
 add_subdirectory(test)

bmi_heat/CMakeLists.txt

@@ -6,7 +6,7 @@ if(WIN32)
 else()
   add_library(${bmi_name} SHARED bmi_heat.f90)
 endif()
-target_link_libraries(${bmi_name} ${model_name} ${bmif_lib})
+target_link_libraries(${bmi_name} ${model_name} ${BMIF_LINK_LIBRARIES})
 
 add_executable(run_${bmi_name} bmi_main.f90)
 target_link_libraries(run_${bmi_name} ${bmi_name})