mirror of
https://github.com/libsdl-org/SDL.git
synced 2025-12-09 06:32:38 +08:00
Use cast operators in headers to avoid warnings
This avoids compiler warnings when consuming the
headers from C++.
(cherry picked from commit 7381a2b072)
This commit is contained in:
committed by
Sam Lantinga
parent
95977f41b7
commit
16d9f7316f
@@ -1043,7 +1043,7 @@ typedef union SDL_Event
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} SDL_Event;
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/* Make sure we haven't broken binary compatibility */
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SDL_COMPILE_TIME_ASSERT(SDL_Event, sizeof(SDL_Event) == sizeof(((SDL_Event *)NULL)->padding));
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SDL_COMPILE_TIME_ASSERT(SDL_Event, sizeof(SDL_Event) == sizeof((SDL_static_cast(SDL_Event *, NULL))->padding));
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/* Function prototypes */
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@@ -125,10 +125,10 @@ typedef struct SDL_FRect
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*/
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SDL_FORCE_INLINE void SDL_RectToFRect(const SDL_Rect *rect, SDL_FRect *frect)
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{
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frect->x = (float)rect->x;
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frect->y = (float)rect->y;
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frect->w = (float)rect->w;
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frect->h = (float)rect->h;
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frect->x = SDL_static_cast(float, rect->x);
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frect->y = SDL_static_cast(float, rect->y);
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frect->w = SDL_static_cast(float, rect->w);
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frect->h = SDL_static_cast(float, rect->h);
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}
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/**
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@@ -1164,7 +1164,7 @@ typedef struct SDL_alignment_test
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void *b;
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} SDL_alignment_test;
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SDL_COMPILE_TIME_ASSERT(struct_alignment, sizeof(SDL_alignment_test) == (2 * sizeof(void *)));
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SDL_COMPILE_TIME_ASSERT(two_s_complement, (int)~(int)0 == (int)(-1));
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SDL_COMPILE_TIME_ASSERT(two_s_complement, SDL_static_cast(int, ~SDL_static_cast(int, 0)) == SDL_static_cast(int, -1));
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#endif /* DOXYGEN_SHOULD_IGNORE_THIS */
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/** \endcond */
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@@ -5921,7 +5921,7 @@ extern SDL_DECLSPEC char * SDLCALL SDL_iconv_string(const char *tocode,
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*
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* \since This macro is available since SDL 3.2.0.
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*/
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#define SDL_iconv_utf8_ucs2(S) (Uint16 *)SDL_iconv_string("UCS-2", "UTF-8", S, SDL_strlen(S)+1)
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#define SDL_iconv_utf8_ucs2(S) SDL_reinterpret_cast(Uint16 *, SDL_iconv_string("UCS-2", "UTF-8", S, SDL_strlen(S)+1))
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/**
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* Convert a UTF-8 string to UCS-4.
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@@ -5935,7 +5935,7 @@ extern SDL_DECLSPEC char * SDLCALL SDL_iconv_string(const char *tocode,
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*
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* \since This macro is available since SDL 3.2.0.
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*/
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#define SDL_iconv_utf8_ucs4(S) (Uint32 *)SDL_iconv_string("UCS-4", "UTF-8", S, SDL_strlen(S)+1)
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#define SDL_iconv_utf8_ucs4(S) SDL_reinterpret_cast(Uint32 *, SDL_iconv_string("UCS-4", "UTF-8", S, SDL_strlen(S)+1))
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/**
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* Convert a wchar_t string to UTF-8.
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@@ -5949,7 +5949,7 @@ extern SDL_DECLSPEC char * SDLCALL SDL_iconv_string(const char *tocode,
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*
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* \since This macro is available since SDL 3.2.0.
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*/
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#define SDL_iconv_wchar_utf8(S) SDL_iconv_string("UTF-8", "WCHAR_T", (char *)S, (SDL_wcslen(S)+1)*sizeof(wchar_t))
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#define SDL_iconv_wchar_utf8(S) SDL_iconv_string("UTF-8", "WCHAR_T", SDL_reinterpret_cast(const char *, S), (SDL_wcslen(S)+1)*sizeof(wchar_t))
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/* force builds using Clang's static analysis tools to use literal C runtime
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