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Bump fmt version to 6.2.0

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This commit is contained in:
gabime
2020-04-15 00:51:03 +03:00
parent c89a5148b2
commit 7698bb0ae1
12 changed files with 1147 additions and 1033 deletions
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175
src/fmt.cpp
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@@ -1,71 +1,62 @@
#ifndef SPDLOG_COMPILED_LIB
#error Please define SPDLOG_COMPILED_LIB to compile this file.
#endif
// Slightly modified version of fmt lib's format.cc source file.
// Copyright (c) 2012 - 2016, Victor Zverovich
// All rights reserved.
#ifndef SPDLOG_COMPILED_LIB
#error Please define SPDLOG_COMPILED_LIB to compile this file.
#endif
#if !defined(SPDLOG_FMT_EXTERNAL)
#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)
{
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");
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);
int (*snprintf_ptr)(char*, size_t, const char*, ...) = FMT_SNPRINTF;
return precision < 0 ? snprintf_ptr(buf, size, format, value)
: snprintf_ptr(buf, size, format, precision, value);
}
struct sprintf_specs
{
struct sprintf_specs {
int precision;
char type;
bool alt : 1;
template<typename Char>
template <typename Char>
constexpr sprintf_specs(basic_format_specs<Char> specs)
: precision(specs.precision)
, type(specs.type)
, alt(specs.alt)
{}
: precision(specs.precision), type(specs.type), alt(specs.alt) {}
constexpr bool has_precision() const
{
return precision >= 0;
}
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)
{
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
enum { max_format_size = 10 }; // longest format: %#-*.*Lg
char format[max_format_size];
char *format_ptr = format;
char* format_ptr = format;
*format_ptr++ = '%';
if (specs.alt || !specs.type)
*format_ptr++ = '#';
if (specs.precision >= 0)
{
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';
if (std::is_same<Double, long double>::value) *format_ptr++ = 'L';
char type = specs.type;
@@ -74,66 +65,51 @@ char *sprintf_format(Double value, internal::buffer<char> &buf, sprintf_specs sp
else if (type == 0 || type == 'n')
type = 'g';
#if FMT_MSC_VER
if (type == 'F')
{
// MSVC's printf doesn't support 'F'.
type = 'f';
}
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 (;;)
{
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)
{
int result =
format_float(start, buffer_size, format, specs.precision, value);
if (result >= 0) {
unsigned n = internal::to_unsigned(result);
if (n < buf.capacity())
{
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')
{
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)
{
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));
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.
break; // The buffer is large enough - continue with formatting.
}
buf.reserve(n + 1);
}
else
{
} 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);
@@ -141,18 +117,23 @@ char *sprintf_format(Double value, internal::buffer<char> &buf, sprintf_specs sp
}
return decimal_point_pos;
}
} // namespace internal
} // 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 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>;
template struct FMT_INSTANTIATION_DEF_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
@@ -162,18 +143,28 @@ 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.
@@ -181,9 +172,11 @@ 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
#endif // !SPDLOG_FMT_EXTERNAL