mirror of
https://github.com/isar/libmdbx.git
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mdbx: refine includes, drop midl.h and mdbx_osal.h
This commit is contained in:
Leo Yuriev
114
src/osal.h
114
src/osal.h
@@ -16,16 +16,27 @@
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#pragma once
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/*----------------------------------------------------------------------------*/
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/* Microsoft compiler generates a lot of warning for self includes... */
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#ifdef _MSC_VER
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#pragma warning(push, 1)
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#pragma warning(disable : 4530) /* C++ exception handler used, but \
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unwind semantics are not enabled. Specify \
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/EHsc */
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#pragma warning(disable : 4577) /* 'noexcept' used with no exception \
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handling mode specified; termination on \
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exception is not guaranteed. Specify /EHsc \
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*/
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#endif /* _MSC_VER (warnings) */
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#pragma warning(disable : 4530) /* C++ exception handler used, but unwind \
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* semantics are not enabled. Specify /EHsc */
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#pragma warning(disable : 4577) /* 'noexcept' used with no exception handling \
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* mode specified; termination on exception is \
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* not guaranteed. Specify /EHsc */
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#if !defined(_CRT_SECURE_NO_WARNINGS)
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#define _CRT_SECURE_NO_WARNINGS
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#endif
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#endif /* _MSC_VER (warnings) */
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/*----------------------------------------------------------------------------*/
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/* C99 includes */
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#ifndef _FILE_OFFSET_BITS
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#define _FILE_OFFSET_BITS 64
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#endif
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#include <inttypes.h>
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#include <stddef.h>
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@@ -52,6 +63,9 @@
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#define _XOPEN_SOURCE 0
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#endif
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/*----------------------------------------------------------------------------*/
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/* Systems includes */
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#if defined(_WIN32) || defined(_WIN64)
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#include <windows.h>
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#include <winnt.h>
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@@ -103,7 +117,20 @@ typedef pthread_mutex_t mdbx_fastmutex_t;
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#include <sys/file.h>
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#endif
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#if defined(__i386) || defined(__x86_64) || defined(_M_IX86)
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#define UNALIGNED_OK 1 /* TODO */
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#endif
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#ifndef UNALIGNED_OK
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#define UNALIGNED_OK 0
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#endif /* UNALIGNED_OK */
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#if (-6 & 5) || CHAR_BIT != 8 || UINT_MAX < 0xffffffff || ULONG_MAX % 0xFFFF
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#error \
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"Sanity checking failed: Two's complement, reasonably sized integer types"
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#endif
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/*----------------------------------------------------------------------------*/
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/* Compiler's includes for builtins/intrinsics */
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#ifdef _MSC_VER
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@@ -162,10 +189,6 @@ typedef pthread_mutex_t mdbx_fastmutex_t;
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#include <resolv.h> /* defines BYTE_ORDER on HPUX and Solaris */
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#endif
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#ifdef _MSC_VER
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#pragma warning(pop)
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#endif
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#if defined(__BYTE_ORDER) && defined(__LITTLE_ENDIAN) && defined(__BIG_ENDIAN)
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#define __ORDER_LITTLE_ENDIAN__ __LITTLE_ENDIAN
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#define __ORDER_BIG_ENDIAN__ __BIG_ENDIAN
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@@ -197,36 +220,7 @@ typedef pthread_mutex_t mdbx_fastmutex_t;
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#endif
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/*----------------------------------------------------------------------------*/
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/* Cache coherence */
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#if defined(__i386__) || defined(__x86_64__) || defined(_M_AMD64) || \
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defined(_M_IX86) || defined(__i386) || defined(__amd64) || \
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defined(i386) || defined(__x86_64) || defined(_AMD64_) || defined(_M_X64)
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#define MDBX_CACHE_IS_COHERENT 1
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#elif defined(__hppa) || defined(__hppa__)
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#define MDBX_CACHE_IS_COHERENT 1
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#endif
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#ifndef MDBX_CACHE_IS_COHERENT
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#define MDBX_CACHE_IS_COHERENT 0
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#endif
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#ifndef MDBX_CACHELINE_SIZE
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#if defined(SYSTEM_CACHE_ALIGNMENT_SIZE)
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#define MDBX_CACHELINE_SIZE SYSTEM_CACHE_ALIGNMENT_SIZE
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#elif defined(__ia64__) || defined(__ia64) || defined(_M_IA64)
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#define MDBX_CACHELINE_SIZE 128
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#else
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#define MDBX_CACHELINE_SIZE 64
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#endif
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#endif /* MDBX_CACHELINE_SIZE */
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#ifndef __cache_aligned
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#define __cache_aligned __aligned(MDBX_CACHELINE_SIZE)
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#endif
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/*----------------------------------------------------------------------------*/
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/* Memory/Compiler barriers */
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/* Memory/Compiler barriers, cache coherence */
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static __inline void mdbx_compiler_barrier(void) {
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#if defined(__clang__) || defined(__GNUC__)
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@@ -286,6 +280,35 @@ static __inline void mdbx_memory_barrier(void) {
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#endif
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}
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/*----------------------------------------------------------------------------*/
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/* Cache coherence and invalidation */
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#if defined(__i386__) || defined(__x86_64__) || defined(_M_AMD64) || \
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defined(_M_IX86) || defined(__i386) || defined(__amd64) || \
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defined(i386) || defined(__x86_64) || defined(_AMD64_) || defined(_M_X64)
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#define MDBX_CACHE_IS_COHERENT 1
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#elif defined(__hppa) || defined(__hppa__)
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#define MDBX_CACHE_IS_COHERENT 1
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#endif
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#ifndef MDBX_CACHE_IS_COHERENT
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#define MDBX_CACHE_IS_COHERENT 0
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#endif
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#ifndef MDBX_CACHELINE_SIZE
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#if defined(SYSTEM_CACHE_ALIGNMENT_SIZE)
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#define MDBX_CACHELINE_SIZE SYSTEM_CACHE_ALIGNMENT_SIZE
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#elif defined(__ia64__) || defined(__ia64) || defined(_M_IA64)
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#define MDBX_CACHELINE_SIZE 128
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#else
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#define MDBX_CACHELINE_SIZE 64
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#endif
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#endif /* MDBX_CACHELINE_SIZE */
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#ifndef __cache_aligned
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#define __cache_aligned __aligned(MDBX_CACHELINE_SIZE)
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#endif
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#if MDBX_CACHE_IS_COHERENT
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#define mdbx_coherent_barrier() mdbx_compiler_barrier()
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#else
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@@ -313,6 +336,7 @@ static __inline void mdbx_invalidate_cache(void *addr, size_t nbytes) {
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}
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/*----------------------------------------------------------------------------*/
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/* libc compatibility stuff */
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#ifndef mdbx_assert_fail
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void mdbx_assert_fail(MDBX_env *env, const char *msg, const char *func,
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@@ -338,6 +362,7 @@ int mdbx_asprintf(char **strp, const char *fmt, ...);
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#endif /* _MSC_VER */
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/*----------------------------------------------------------------------------*/
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/* OS abstraction layer stuff */
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/* max bytes to write in one call */
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#define MAX_WRITE UINT32_C(0x3fff0000)
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@@ -444,6 +469,7 @@ static __inline mdbx_pid_t mdbx_getpid(void) {
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void mdbx_osal_jitter(bool tiny);
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/*----------------------------------------------------------------------------*/
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/* lck stuff */
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#if defined(_WIN32) || defined(_WIN64)
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#undef MDBX_OSAL_LOCK
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@@ -477,6 +503,7 @@ int mdbx_rpid_clear(MDBX_env *env);
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int mdbx_rpid_check(MDBX_env *env, mdbx_pid_t pid);
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/*----------------------------------------------------------------------------*/
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/* Atomics */
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#if (__STDC_VERSION__ >= 201112L) && !defined(__STDC_NO_ATOMICS__) && \
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(__GNUC_PREREQ(4, 9) || __CLANG_PREREQ(3, 8) || \
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@@ -485,7 +512,6 @@ int mdbx_rpid_check(MDBX_env *env, mdbx_pid_t pid);
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#elif defined(__GNUC__) || defined(__clang__)
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/* LY: nothing required */
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#elif defined(_MSC_VER)
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#pragma warning(push)
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#pragma warning(disable : 4163) /* 'xyz': not available as an intrinsic */
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#pragma warning(disable : 4133) /* 'function': incompatible types - from \
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'size_t' to 'LONGLONG' */
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@@ -558,6 +584,8 @@ static __inline bool mdbx_atomic_compare_and_swap(volatile size_t *p, size_t c,
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#endif
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}
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/*----------------------------------------------------------------------------*/
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#ifdef _MSC_VER
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#pragma warning(pop)
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#endif
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