Support enabling and disabling asserts for CMake builds (recastnavigation#728)

Author: elsid

CMakeLists.txt

@@ -14,6 +14,7 @@ option(RECASTNAVIGATION_TESTS "Build tests" ON)
 option(RECASTNAVIGATION_EXAMPLES "Build examples" ON)
 option(RECASTNAVIGATION_DT_POLYREF64 "Use 64bit polyrefs instead of 32bit for Detour" OFF)
 option(RECASTNAVIGATION_DT_VIRTUAL_QUERYFILTER "Use dynamic dispatch for dtQueryFilter in Detour to allow for custom filters" OFF)
+option(RECASTNAVIGATION_ENABLE_ASSERTS "Enable custom recastnavigation asserts" "$<IF:$<CONFIG:Debug>,ON,OFF>")
 
 if(MSVC AND BUILD_SHARED_LIBS)
     set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS ON)

Detour/CMakeLists.txt

@@ -13,6 +13,10 @@ if(RECASTNAVIGATION_DT_VIRTUAL_QUERYFILTER)
     target_compile_definitions(Detour PUBLIC DT_VIRTUAL_QUERYFILTER)
 endif()
 
+if(NOT RECASTNAVIGATION_ENABLE_ASSERTS)
+    target_compile_definitions(Detour PUBLIC RC_DISABLE_ASSERTS)
+endif()
+
 target_include_directories(Detour PUBLIC
     "$<BUILD_INTERFACE:${Detour_INCLUDE_DIR}>"
 )

Recast/CMakeLists.txt

@@ -10,6 +10,10 @@ target_include_directories(Recast PUBLIC
     "$<BUILD_INTERFACE:${Recast_INCLUDE_DIR}>"
 )
 
+if(NOT RECASTNAVIGATION_ENABLE_ASSERTS)
+    target_compile_definitions(Recast PUBLIC RC_DISABLE_ASSERTS)
+endif()
+
 set_target_properties(Recast PROPERTIES
         SOVERSION ${SOVERSION}
         VERSION ${LIB_VERSION}