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silencing -Wconversion and -Wsign-conversion warnings

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This commit is contained in:
Oliver Schonrock 2024-12-13 20:23:38 +00:00
parent 565badb03f
commit 7fa954bdde
2 changed files with 12 additions and 9 deletions
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16
include/mio/detail/mmap.ipp
View File

@ -26,6 +26,8 @@
#include "mio/detail/string_util.hpp"
#include <algorithm>
#include <cstddef>
#include <cstdint>
#ifndef _WIN32
# include <unistd.h>
@ -155,7 +157,7 @@ inline size_t query_file_size(file_handle_type handle, std::error_code& error)
error = detail::last_error();
return 0;
}
return sbuf.st_size;
return static_cast<size_t>(sbuf.st_size);
#endif
}
@ -172,7 +174,7 @@ struct mmap_context
inline mmap_context memory_map(const file_handle_type file_handle, const int64_t offset,
const int64_t length, const access_mode mode, std::error_code& error)
{
const int64_t aligned_offset = make_offset_page_aligned(offset);
const int64_t aligned_offset = static_cast<int64_t>(make_offset_page_aligned(static_cast<size_t>(offset)));
const int64_t length_to_map = offset - aligned_offset + length;
#ifdef _WIN32
const int64_t max_file_size = offset + length;
@ -204,7 +206,7 @@ inline mmap_context memory_map(const file_handle_type file_handle, const int64_t
#else // POSIX
char* mapping_start = static_cast<char*>(::mmap(
0, // Don't give hint as to where to map.
length_to_map,
static_cast<size_t>(length_to_map),
mode == access_mode::read ? PROT_READ : PROT_READ | PROT_WRITE,
MAP_SHARED,
file_handle,
@ -345,8 +347,8 @@ void basic_mmap<AccessMode, ByteT>::map(const handle_type handle,
return;
}
const auto ctx = detail::memory_map(handle, offset,
length == map_entire_file ? (file_size - offset) : length,
const auto ctx = detail::memory_map(handle, static_cast<int64_t>(offset),
static_cast<int64_t>(length == map_entire_file ? (file_size - offset) : length),
AccessMode, error);
if(!error)
{
@ -359,8 +361,8 @@ void basic_mmap<AccessMode, ByteT>::map(const handle_type handle,
file_handle_ = handle;
is_handle_internal_ = false;
data_ = reinterpret_cast<pointer>(ctx.data);
length_ = ctx.length;
mapped_length_ = ctx.mapped_length;
length_ = static_cast<size_t>(ctx.length);
mapped_length_ = static_cast<size_t>(ctx.mapped_length);
#ifdef _WIN32
file_mapping_handle_ = ctx.file_mapping_handle;
#endif

5
include/mio/page.hpp
View File

@ -21,6 +21,7 @@
#ifndef MIO_PAGE_HEADER
#define MIO_PAGE_HEADER
#include <cstddef>
#ifdef _WIN32
# include <windows.h>
#else
@ -48,7 +49,7 @@ enum class access_mode
*/
inline size_t page_size()
{
static const size_t page_size = []
static const size_t page_size = static_cast<size_t>([]
{
#ifdef _WIN32
SYSTEM_INFO SystemInfo;
@ -57,7 +58,7 @@ inline size_t page_size()
#else
return sysconf(_SC_PAGE_SIZE);
#endif
}();
}());
return page_size;
}