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Be really explicit about needing to check for negative error codes with SDL_RWread()

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This commit is contained in:
Sam Lantinga 2023-01-04 22:29:16 -08:00
parent 5a42831345
commit 51a80d03ce
2 changed files with 25 additions and 22 deletions
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5
include/SDL3/SDL_rwops.h
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@ -434,7 +434,7 @@ extern DECLSPEC Sint64 SDLCALL SDL_RWtell(SDL_RWops *context);
* \param context a pointer to an SDL_RWops structure
* \param ptr a pointer to a buffer to read data into
* \param size the number of bytes to read from the data source.
* \returns the number of bytes read, or 0 at end of file, or -1 on error.
* \returns the number of bytes read, 0 at end of file, -1 on error, and -2 for data not ready with a non-blocking context.
*
* \since This function is available since SDL 3.0.0.
*
@ -445,8 +445,7 @@ extern DECLSPEC Sint64 SDLCALL SDL_RWtell(SDL_RWops *context);
* \sa SDL_RWseek
* \sa SDL_RWwrite
*/
extern DECLSPEC Sint64 SDLCALL SDL_RWread(SDL_RWops *context,
void *ptr, Sint64 size);
extern DECLSPEC Sint64 SDLCALL SDL_RWread(SDL_RWops *context, void *ptr, Sint64 size);
/**
* Write to an SDL_RWops data stream.