77 lines
3.1 KiB
C++
77 lines
3.1 KiB
C++
// Protocol Buffers - Google's data interchange format
|
|
// Copyright 2008 Google Inc. All rights reserved.
|
|
// https://developers.google.com/protocol-buffers/
|
|
//
|
|
// Redistribution and use in source and binary forms, with or without
|
|
// modification, are permitted provided that the following conditions are
|
|
// met:
|
|
//
|
|
// * Redistributions of source code must retain the above copyright
|
|
// notice, this list of conditions and the following disclaimer.
|
|
// * Redistributions in binary form must reproduce the above
|
|
// copyright notice, this list of conditions and the following disclaimer
|
|
// in the documentation and/or other materials provided with the
|
|
// distribution.
|
|
// * Neither the name of Google Inc. nor the names of its
|
|
// contributors may be used to endorse or promote products derived from
|
|
// this software without specific prior written permission.
|
|
//
|
|
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
// A locale-independent version of strtod(), used to parse floating
|
|
// point default values in .proto files, where the decimal separator
|
|
// is always a dot.
|
|
|
|
#ifndef GOOGLE_PROTOBUF_IO_STRTOD_H__
|
|
#define GOOGLE_PROTOBUF_IO_STRTOD_H__
|
|
|
|
#include <string>
|
|
|
|
// Must be included last.
|
|
#include "google/protobuf/port_def.inc"
|
|
|
|
namespace google {
|
|
namespace protobuf {
|
|
namespace io {
|
|
|
|
// ----------------------------------------------------------------------
|
|
// SimpleDtoa()
|
|
// SimpleFtoa()
|
|
// Description: converts a double or float to a string which, if
|
|
// passed to NoLocaleStrtod(), will produce the exact same original double
|
|
// (except in case of NaN; all NaNs are considered the same value).
|
|
// We try to keep the string short but it's not guaranteed to be as
|
|
// short as possible.
|
|
//
|
|
// Return value: string
|
|
// ----------------------------------------------------------------------
|
|
PROTOBUF_EXPORT std::string SimpleDtoa(double value);
|
|
PROTOBUF_EXPORT std::string SimpleFtoa(float value);
|
|
|
|
// A locale-independent version of the standard strtod(), which always
|
|
// uses a dot as the decimal separator.
|
|
PROTOBUF_EXPORT double NoLocaleStrtod(const char* str, char** endptr);
|
|
|
|
// Casts a double value to a float value. If the value is outside of the
|
|
// representable range of float, it will be converted to positive or negative
|
|
// infinity.
|
|
PROTOBUF_EXPORT float SafeDoubleToFloat(double value);
|
|
|
|
} // namespace io
|
|
} // namespace protobuf
|
|
} // namespace google
|
|
|
|
#include "google/protobuf/port_undef.inc"
|
|
|
|
#endif // GOOGLE_PROTOBUF_IO_STRTOD_H__
|