cmake fatal error if inih library is not found.

cmake/Findinih.cmake

@@ -24,7 +24,10 @@ mark_as_advanced(inih_inireader_LIBRARY)
 
 find_package_handle_standard_args(inih REQUIRED_VARS inih_LIBRARY inih_INCLUDE_DIR)
 
-if(inih_FOUND)
+if(NOT inih_FOUND)
+  message(FATAL_ERROR "inih library not found")
+endif()
+
 set(inih_INCLUDE_DIRS "${inih_INCLUDE_DIR}")
 set(inih_LIBRARIES "${inih_LIBRARY}")
 if(NOT TARGET inih::libinih)
@@ -40,4 +43,3 @@ if(inih_FOUND)
 endif()
 set_property(TARGET inih::inireader PROPERTY INTERFACE_INCLUDE_DIRECTORIES "${inih_inireader_INCLUDE_DIRS}")
 set_property(TARGET inih::inireader PROPERTY INTERFACE_LINK_LIBRARIES "${inih_inireader_LIBRARIES}")
-endif()

cmake/findDependencies.cmake

@@ -77,12 +77,10 @@ if( ICONV_FOUND )
 endif()
 
 find_package(inih)
-if( inih_FOUND )
 message ( "-- inih_INCLUDE_DIRS : " ${inih_INCLUDE_DIRS} )
 message ( "-- inih_LIBRARIES : " ${inih_LIBRARIES} )
 message ( "-- inih_inireader_INCLUDE_DIRS : " ${inih_inireader_INCLUDE_DIRS} )
 message ( "-- inih_inireader_LIBRARIES : " ${inih_inireader_LIBRARIES} )
-endif()
 
 if( BUILD_WITH_CCACHE )
     find_program(CCACHE_FOUND ccache)

src/CMakeLists.txt

@@ -248,12 +248,10 @@ if( ICONV_FOUND )
     target_link_libraries( exiv2lib PRIVATE Iconv::Iconv )
 endif()
 
-if( inih_FOUND )
 target_link_libraries( exiv2lib_int PRIVATE inih::libinih )
 target_link_libraries( exiv2lib_int PRIVATE inih::inireader )
 target_link_libraries( exiv2lib PRIVATE inih::libinih )
 target_link_libraries( exiv2lib PRIVATE inih::inireader )
-endif()
 
 write_basic_package_version_file(exiv2ConfigVersion.cmake COMPATIBILITY ExactVersion)