kapitan/IXWebSocket
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

(third_party deps) fix #177, update bundled spdlog to 1.6.0

Browse Source
This commit is contained in:
Benjamin Sergeant
2020-04-11 13:31:39 -07:00
parent 2eb5c9480e
commit f1c106728b
109 changed files with 2792 additions and 689 deletions
Download Patch File Download Diff File Expand all files Collapse all files

189
third_party/spdlog/src/fmt.cpp vendored
View File

@ -6,32 +6,153 @@
// Copyright (c) 2012 - 2016, Victor Zverovich
// All rights reserved.
#if defined(__GNUC__) || defined(__clang__)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wimplicit-fallthrough"
#pragma GCC diagnostic ignored "-Wsign-conversion"
#endif
#if !defined(SPDLOG_FMT_EXTERNAL)
#include "spdlog/fmt/bundled/format-inl.h"
// pop warnings supressions
#if defined(__GNUC__) || defined(__clang__)
#pragma GCC diagnostic pop
#endif
#include <spdlog/fmt/bundled/format-inl.h>
FMT_BEGIN_NAMESPACE
namespace internal {
template<typename T>
int format_float(char *buf, std::size_t size, const char *format, int precision, T value)
{
#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
if (precision > 100000)
throw std::runtime_error("fuzz mode - avoid large allocation inside snprintf");
#endif
// Suppress the warning about nonliteral format string.
auto snprintf_ptr = FMT_SNPRINTF;
return precision < 0 ? snprintf_ptr(buf, size, format, value) : snprintf_ptr(buf, size, format, precision, value);
}
struct sprintf_specs
{
int precision;
char type;
bool alt : 1;
template<typename Char>
constexpr sprintf_specs(basic_format_specs<Char> specs)
: precision(specs.precision)
, type(specs.type)
, alt(specs.alt)
{}
constexpr bool has_precision() const
{
return precision >= 0;
}
};
// This is deprecated and is kept only to preserve ABI compatibility.
template<typename Double>
char *sprintf_format(Double value, internal::buffer<char> &buf, sprintf_specs specs)
{
// Buffer capacity must be non-zero, otherwise MSVC's vsnprintf_s will fail.
FMT_ASSERT(buf.capacity() != 0, "empty buffer");
// Build format string.
enum
{
max_format_size = 10
}; // longest format: %#-*.*Lg
char format[max_format_size];
char *format_ptr = format;
*format_ptr++ = '%';
if (specs.alt || !specs.type)
*format_ptr++ = '#';
if (specs.precision >= 0)
{
*format_ptr++ = '.';
*format_ptr++ = '*';
}
if (std::is_same<Double, long double>::value)
*format_ptr++ = 'L';
char type = specs.type;
if (type == '%')
type = 'f';
else if (type == 0 || type == 'n')
type = 'g';
#if FMT_MSC_VER
if (type == 'F')
{
// MSVC's printf doesn't support 'F'.
type = 'f';
}
#endif
*format_ptr++ = type;
*format_ptr = '\0';
// Format using snprintf.
char *start = nullptr;
char *decimal_point_pos = nullptr;
for (;;)
{
std::size_t buffer_size = buf.capacity();
start = &buf[0];
int result = format_float(start, buffer_size, format, specs.precision, value);
if (result >= 0)
{
unsigned n = internal::to_unsigned(result);
if (n < buf.capacity())
{
// Find the decimal point.
auto p = buf.data(), end = p + n;
if (*p == '+' || *p == '-')
++p;
if (specs.type != 'a' && specs.type != 'A')
{
while (p < end && *p >= '0' && *p <= '9')
++p;
if (p < end && *p != 'e' && *p != 'E')
{
decimal_point_pos = p;
if (!specs.type)
{
// Keep only one trailing zero after the decimal point.
++p;
if (*p == '0')
++p;
while (p != end && *p >= '1' && *p <= '9')
++p;
char *where = p;
while (p != end && *p == '0')
++p;
if (p == end || *p < '0' || *p > '9')
{
if (p != end)
std::memmove(where, p, to_unsigned(end - p));
n -= static_cast<unsigned>(p - where);
}
}
}
}
buf.resize(n);
break; // The buffer is large enough - continue with formatting.
}
buf.reserve(n + 1);
}
else
{
// If result is negative we ask to increase the capacity by at least 1,
// but as std::vector, the buffer grows exponentially.
buf.reserve(buf.capacity() + 1);
}
}
return decimal_point_pos;
}
} // namespace internal
template FMT_API char *internal::sprintf_format(double, internal::buffer<char> &, sprintf_specs);
template FMT_API char *internal::sprintf_format(long double, internal::buffer<char> &, sprintf_specs);
template struct FMT_API internal::basic_data<void>;
// Workaround a bug in MSVC2013 that prevents instantiation of format_float.
int (*instantiate_format_float)(double, int, internal::float_specs,
internal::buffer<char>&) =
internal::format_float;
int (*instantiate_format_float)(double, int, internal::float_specs, internal::buffer<char> &) = internal::format_float;
#ifndef FMT_STATIC_THOUSANDS_SEPARATOR
template FMT_API internal::locale_ref::locale_ref(const std::locale& loc);
template FMT_API internal::locale_ref::locale_ref(const std::locale &loc);
template FMT_API std::locale internal::locale_ref::get<std::locale>() const;
#endif
@ -41,28 +162,18 @@ template FMT_API std::string internal::grouping_impl<char>(locale_ref);
template FMT_API char internal::thousands_sep_impl(locale_ref);
template FMT_API char internal::decimal_point_impl(locale_ref);
template FMT_API void internal::buffer<char>::append(const char*, const char*);
template FMT_API void internal::buffer<char>::append(const char *, const char *);
template FMT_API void internal::arg_map<format_context>::init(
const basic_format_args<format_context>& args);
template FMT_API void internal::arg_map<format_context>::init(const basic_format_args<format_context> &args);
template FMT_API std::string internal::vformat<char>(
string_view, basic_format_args<format_context>);
template FMT_API std::string internal::vformat<char>(string_view, basic_format_args<format_context>);
template FMT_API format_context::iterator internal::vformat_to(
internal::buffer<char>&, string_view, basic_format_args<format_context>);
template FMT_API format_context::iterator internal::vformat_to(internal::buffer<char> &, string_view, basic_format_args<format_context>);
template FMT_API int internal::snprintf_float(double, int,
internal::float_specs,
internal::buffer<char>&);
template FMT_API int internal::snprintf_float(long double, int,
internal::float_specs,
internal::buffer<char>&);
template FMT_API int internal::format_float(double, int, internal::float_specs,
internal::buffer<char>&);
template FMT_API int internal::format_float(long double, int,
internal::float_specs,
internal::buffer<char>&);
template FMT_API int internal::snprintf_float(double, int, internal::float_specs, internal::buffer<char> &);
template FMT_API int internal::snprintf_float(long double, int, internal::float_specs, internal::buffer<char> &);
template FMT_API int internal::format_float(double, int, internal::float_specs, internal::buffer<char> &);
template FMT_API int internal::format_float(long double, int, internal::float_specs, internal::buffer<char> &);
// Explicit instantiations for wchar_t.
@ -70,11 +181,9 @@ template FMT_API std::string internal::grouping_impl<wchar_t>(locale_ref);
template FMT_API wchar_t internal::thousands_sep_impl(locale_ref);
template FMT_API wchar_t internal::decimal_point_impl(locale_ref);
template FMT_API void internal::buffer<wchar_t>::append(const wchar_t*,
const wchar_t*);
template FMT_API void internal::buffer<wchar_t>::append(const wchar_t *, const wchar_t *);
template FMT_API std::wstring internal::vformat<wchar_t>(
wstring_view, basic_format_args<wformat_context>);
template FMT_API std::wstring internal::vformat<wchar_t>(wstring_view, basic_format_args<wformat_context>);
FMT_END_NAMESPACE
#endif