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Add static assertions for version numbers' limits 

Signed-off-by: Simon McVittie <smcv@collabora.com>
This commit is contained in:
Simon McVittie 2022-05-03 13:17:59 +01:00 committed by Sam Lantinga
parent ba6f96275e
commit d4b82bfa4c
1 changed files with 16 additions and 0 deletions
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16
src/SDL.c
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@ -62,6 +62,22 @@ extern int SDL_HelperWindowCreate(void);
extern int SDL_HelperWindowDestroy(void); extern int SDL_HelperWindowDestroy(void);
#endif #endif
SDL_COMPILE_TIME_ASSERT(SDL_MAJOR_VERSION_min, SDL_MAJOR_VERSION >= 0);
/* Limited only by the need to fit in SDL_version */
SDL_COMPILE_TIME_ASSERT(SDL_MAJOR_VERSION_max, SDL_MAJOR_VERSION <= 255);
SDL_COMPILE_TIME_ASSERT(SDL_MINOR_VERSION_min, SDL_MINOR_VERSION >= 0);
/* Limited only by the need to fit in SDL_version */
SDL_COMPILE_TIME_ASSERT(SDL_MINOR_VERSION_max, SDL_MINOR_VERSION <= 255);
SDL_COMPILE_TIME_ASSERT(SDL_PATCHLEVEL_min, SDL_PATCHLEVEL >= 0);
#if SDL_MAJOR_VERSION < 3
/* Limited by its encoding in SDL_VERSIONNUM */
SDL_COMPILE_TIME_ASSERT(SDL_PATCHLEVEL_max, SDL_PATCHLEVEL <= 99);
#else
/* Limited only by the need to fit in SDL_version */
SDL_COMPILE_TIME_ASSERT(SDL_PATCHLEVEL_max, SDL_PATCHLEVEL <= 255);
#endif
/* This is not declared in any header, although it is shared between some /* This is not declared in any header, although it is shared between some
parts of SDL, because we don't want anything calling it without an parts of SDL, because we don't want anything calling it without an