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author | Mattias Andrée <maandree@kth.se> | 2022-06-11 16:37:09 +0200 |
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committer | Mattias Andrée <maandree@kth.se> | 2022-06-11 16:37:09 +0200 |
commit | fcfe59c1f2219408ac2a9cd84b386816ff252221 (patch) | |
tree | 0f46c009babfba2d0200ece3ecce067c548a66b6 /libsimple.h | |
parent | Remove `static` from some `static inline` (diff) | |
download | libsimple-fcfe59c1f2219408ac2a9cd84b386816ff252221.tar.gz libsimple-fcfe59c1f2219408ac2a9cd84b386816ff252221.tar.bz2 libsimple-fcfe59c1f2219408ac2a9cd84b386816ff252221.tar.xz |
Fix warnings, replace some static inline with inline + extern inline, and fix glibc support
Diffstat (limited to 'libsimple.h')
-rw-r--r-- | libsimple.h | 93 |
1 files changed, 49 insertions, 44 deletions
diff --git a/libsimple.h b/libsimple.h index 2dda0c2..8af98e8 100644 --- a/libsimple.h +++ b/libsimple.h @@ -43,51 +43,56 @@ #include <wctype.h> +#if defined(__GLIBC__) && (__GLIBC_PREREQ(2, 29) ? defined(_DEFAULT_SOURCE) : (__GLIBC_PREREQ(2, 26) && defined(_GNU_SOURCE))) +# define reallocarray reallocarray +#endif + + #if defined(__GNUC__) && !defined(__clang__) -# define _LIBSIMPLE_GCC_ONLY(x) x -# define _LIBSIMPLE_NON_GCC_ONLY(x) +# define LIBSIMPLE_GCC_ONLY__(x) x +# define LIBSIMPLE_NON_GCC_ONLY__(x) #else -# define _LIBSIMPLE_GCC_ONLY(x) -# define _LIBSIMPLE_NON_GCC_ONLY(x) x +# define LIBSIMPLE_GCC_ONLY__(x) +# define LIBSIMPLE_NON_GCC_ONLY__(x) x #endif #if __STDC_VERSION__ >= 199409L -# define _LIBSIMPLE_C95_ONLY(x) x -# define _LIBSIMPLE_PRE_C95_ONLY(x) +# define LIBSIMPLE_C95_ONLY__(x) x +# define LIBSIMPLE_PRE_C95_ONLY__(x) #else -# define _LIBSIMPLE_C95_ONLY(x) -# define _LIBSIMPLE_PRE_C95_ONLY(x) x +# define LIBSIMPLE_C95_ONLY__(x) +# define LIBSIMPLE_PRE_C95_ONLY__(x) x #endif #if __STDC_VERSION__ >= 199901L -# define _LIBSIMPLE_C99_ONLY(x) x -# define _LIBSIMPLE_PRE_C99_ONLY(x) +# define LIBSIMPLE_C99_ONLY__(x) x +# define LIBSIMPLE_PRE_C99_ONLY__(x) #else -# define _LIBSIMPLE_C99_ONLY(x) -# define _LIBSIMPLE_PRE_C99_ONLY(x) x +# define LIBSIMPLE_C99_ONLY__(x) +# define LIBSIMPLE_PRE_C99_ONLY__(x) x #endif #if __STDC_VERSION__ >= 201112L -# define _LIBSIMPLE_C11_ONLY(x) x -# define _LIBSIMPLE_PRE_C11_ONLY(x) +# define LIBSIMPLE_C11_ONLY__(x) x +# define LIBSIMPLE_PRE_C11_ONLY__(x) #else -# define _LIBSIMPLE_C11_ONLY(x) -# define _LIBSIMPLE_PRE_C11_ONLY(x) x +# define LIBSIMPLE_C11_ONLY__(x) +# define LIBSIMPLE_PRE_C11_ONLY__(x) x #endif #if __STDC_VERSION__ >= 201710L -# define _LIBSIMPLE_C17_ONLY(x) x -# define _LIBSIMPLE_PRE_C17_ONLY(x) +# define LIBSIMPLE_C17_ONLY__(x) x +# define LIBSIMPLE_PRE_C17_ONLY__(x) #else -# define _LIBSIMPLE_C17_ONLY(x) -# define _LIBSIMPLE_PRE_C17_ONLY(x) x +# define LIBSIMPLE_C17_ONLY__(x) +# define LIBSIMPLE_PRE_C17_ONLY__(x) x #endif -#define _libsimple_assume_aligned_as(TYPE)\ - _LIBSIMPLE_C11_ONLY(__assume_aligned__(_Alignof(TYPE)))\ - _LIBSIMPLE_PRE_C11_ONLY(_LIBSIMPLE_GCC_ONLY__assume_aligned__(__alignof(TYPE))) +#define libsimple_assume_aligned_as__(TYPE)\ + LIBSIMPLE_C11_ONLY__(__assume_aligned__(_Alignof(TYPE)))\ + LIBSIMPLE_PRE_C11_ONLY__(LIBSIMPLE_GCC_ONLY__(__assume_aligned__(__alignof(TYPE)))) #include "libsimple/overflow.h" @@ -141,16 +146,16 @@ * @return Return value of close(3) (0 on success, * -1 on error), 0 if `*fdp < 0` */ -_LIBSIMPLE_GCC_ONLY(__attribute__((__nonnull__))) +LIBSIMPLE_GCC_ONLY__(__attribute__((__nonnull__))) inline int -libsimple_close(int *__fdp) +libsimple_close(int *fdp__) { - int __ret; - if (*__fdp < 0) + int ret__; + if (*fdp__ < 0) return 0; - __ret = close(*__fdp); - *__fdp = -1; - return __ret; + ret__ = close(*fdp__); + *fdp__ = -1; + return ret__; } @@ -179,45 +184,45 @@ libsimple_close(int *__fdp) * @param n Pointer to the number of items in the list, will be updated * @param width The width, in bytes, of each item in the list */ -_LIBSIMPLE_GCC_ONLY(__attribute__((__nonnull__))) +LIBSIMPLE_GCC_ONLY__(__attribute__((__nonnull__))) inline void -libsimple_unlist(void *__list, size_t __i, size_t *__np, size_t __width) +libsimple_unlist(void *list__, size_t i__, size_t *np__, size_t width__) { - char *__lst = __list; - memmove(&__lst[__i * __width], &__lst[(__i + 1) * __width], (--*__np - __i) * __width); + char *lst__ = list__; + memmove(&lst__[i__ * width__], &lst__[(i__ + 1) * width__], (--*np__ - i__) * width__); } #ifndef unlist # define unlist libsimple_unlist #endif -#define _LIBSIMPLE_REMOVE_CONST(X, TYPE, ...) (*(TYPE *)(void *)&(X)) -#define LIBSIMPLE_REMOVE_CONST(...) _LIBSIMPLE_REMOVE_CONST(__VA_ARGS__, void *) /* TODO test, doc, man */ +#define LIBSIMPLE_REMOVE_CONST__(X, TYPE, ...) (*(TYPE *)(void *)&(X)) +#define LIBSIMPLE_REMOVE_CONST(...) LIBSIMPLE_REMOVE_CONST__(__VA_ARGS__, void *) /* TODO test, doc, man */ #ifndef REMOVE_CONST # define REMOVE_CONST(...) LIBSIMPLE_REMOVE_CONST(__VA_ARGS__) #endif #define LIBSIMPLE_PREFETCH_RDONLY(ADDRESS, LOCALITY) /* void */ /* TODO test, doc, man */\ - _LIBSIMPLE_GCC_ONLY(__builtin_prefetch(ADDRESS, 0, LOCALITY)) + LIBSIMPLE_GCC_ONLY__(__builtin_prefetch(ADDRESS, 0, LOCALITY)) #ifndef PREFETCH_RDONLY # define PREFETCH_RDONLY(...) LIBSIMPLE_PREFETCH_RDONLY(__VA_ARGS__) #endif #define LIBSIMPLE_PREFETCH_RDWR(ADDRESS, LOCALITY) /* void */ /* TODO test, doc, man */\ - _LIBSIMPLE_GCC_ONLY(__builtin_prefetch(ADDRESS, 1, LOCALITY)) + LIBSIMPLE_GCC_ONLY__(__builtin_prefetch(ADDRESS, 1, LOCALITY)) #ifndef PREFETCH_RDWR # define PREFETCH_RDWR(...) LIBSIMPLE_PREFETCH_RDWR(__VA_ARGS__) #endif -#define _LIBSIMPLE_ASSUME_ALIGNED(PTR, ALIGNMENT, ...)\ - _LIBSIMPLE_GCC_ONLY(__builtin_assume_aligned(PTR, ALIGNMENT)) +#define LIBSIMPLE_ASSUME_ALIGNED__(PTR, ALIGNMENT, ...)\ + LIBSIMPLE_GCC_ONLY__(__builtin_assume_aligned(PTR, ALIGNMENT)) #if defined(__GNUC__) && !defined(__clang__) # define LIBSIMPLE_ASSUME_ALIGNED(PTR, ...) /* returns PTR */ /* TODO test, doc, man */\ - _LIBSIMPLE_GCC_ONLY(__builtin_assume_aligned(PTR, ##__VA_ARGS__,\ - _LIBSIMPLE_C11_ONLY(_Alignof(PTR))\ + LIBSIMPLE_GCC_ONLY__(__builtin_assume_aligned(PTR, ##__VA_ARGS__,\ + LIBSIMPLE_C11_ONLY__(_Alignof(PTR))\ _LIBSIMPLE_PREC11_ONLY(__alignof(PTR)))) #endif #ifndef ASSUME_ALIGNED @@ -232,13 +237,13 @@ libsimple_unlist(void *__list, size_t __i, size_t *__np, size_t __width) #endif -#define LIBSIMPLE_UNROLLED(N) _LIBSIMPLE_GCC_ONLY(_LIBSIMPLE_C11_ONLY(_Pragma("GCC unroll "#N))) /* TODO test, doc, man */ +#define LIBSIMPLE_UNROLLED(N) LIBSIMPLE_GCC_ONLY__(LIBSIMPLE_C11_ONLY__(_Pragma("GCC unroll "#N))) /* TODO test, doc, man */ #ifndef UNROLLED # define UNROLLED(N) LIBSIMPLE_UNROLLED(N) #endif -#define LIBSIMPLE_SIMDLOOP _LIBSIMPLE_GCC_ONLY(_LIBSIMPLE_C11_ONLY(_Pragma("GCC ivdep"))) /* TODO test, doc, man */ +#define LIBSIMPLE_SIMDLOOP LIBSIMPLE_GCC_ONLY__(LIBSIMPLE_C11_ONLY__(_Pragma("GCC ivdep"))) /* TODO test, doc, man */ #ifndef SIMDLOOP # define SIMDLOOP LIBSIMPLE_SIMDLOOP #endif |