Did you just check out / clone a repository and forget --recursive / --recurse-submodules? Well, do this:
git submodule update --init --recursive --remote
For information about why this nugget was lost and burried in another stack exchange article, see this: https://meta.stackoverflow.com/questions/400424/how-can-i-request-that-a-question-merge-be-reversed
| /* Some test definition here */ | |
| #define DEFINED_BUT_NO_VALUE | |
| #define DEFINED_INT 3 | |
| #define DEFINED_STR "ABC" | |
| /* definition to expand macro then apply to pragma message */ | |
| #define VALUE_TO_STRING(x) #x | |
| #define VALUE(x) VALUE_TO_STRING(x) | |
| #define VAR_NAME_VALUE(var) #var "=" VALUE(var) |
| #include <exception> | |
| #include <functional> | |
| #ifdef __EMSCRIPTEN__ | |
| #include <emscripten.h> | |
| #include <SDL.h> | |
| #include <SDL_image.h> | |
| #include <SDL_ttf.h> |