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provide a way to opt-out/override WEBP_NODISCARD

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Bug: webp:627
Change-Id: I95ef89f37e5b7bf0f806bcfc6a295f5168b1bf67
This commit is contained in:
James Zern 2024-04-11 12:34:46 -07:00
parent cc34288aa3
commit cf7c5a5de8
1 changed files with 11 additions and 5 deletions
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16
src/webp/types.h
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@ -36,8 +36,9 @@ typedef long long int int64_t;
#define WEBP_INLINE __forceinline
#endif /* _MSC_VER */
#if defined(WEBP_ENABLE_NODISCARD) || \
(defined(__cplusplus) && __cplusplus >= 201700L) || \
#ifndef WEBP_NODISCARD
#if defined(WEBP_ENABLE_NODISCARD) && WEBP_ENABLE_NODISCARD
#if (defined(__cplusplus) && __cplusplus >= 201700L) || \
(defined(__STDC_VERSION__) && __STDC_VERSION__ >= 202311L)
#define WEBP_NODISCARD [[nodiscard]]
#else
@ -47,11 +48,16 @@ typedef long long int int64_t;
#define WEBP_NODISCARD __attribute__((warn_unused_result))
#else
#define WEBP_NODISCARD
#endif
#endif /* __has_attribute(warn_unused_result) */
#else
#define WEBP_NODISCARD
#endif
#endif
#endif /* defined(__clang__) && defined(__has_attribute) */
#endif /* (defined(__cplusplus) && __cplusplus >= 201700L) ||
(defined(__STDC_VERSION__) && __STDC_VERSION__ >= 202311L) */
#else
#define WEBP_NODISCARD
#endif /* defined(WEBP_ENABLE_NODISCARD) && WEBP_ENABLE_NODISCARD */
#endif /* WEBP_NODISCARD */
#ifndef WEBP_EXTERN
// This explicitly marks library functions and allows for changing the