mirror of
https://github.com/mollyim/webrtc.git
synced 2025-05-13 13:50:40 +01:00
a4d873786f
This CL was generated by running git ls-files | grep -P "(\.h|\.cc)$" | grep -v 'sdk/' | grep -v 'rtc_base/ssl_' | \ grep -v 'fake_rtc_certificate_generator.h' | grep -v 'modules/audio_device/win/' | \ grep -v 'system_wrappers/source/clock.cc' | grep -v 'rtc_base/trace_event.h' | \ grep -v 'modules/audio_coding/codecs/ilbc/' | grep -v 'screen_capturer_mac.h' | \ grep -v 'spl_inl_mips.h' | grep -v 'data_size_unittest.cc' | grep -v 'timestamp_unittest.cc' \ | xargs clang-format -i ; git cl format Most of these changes are clang-format grouping and reordering includes differently. Bug: webrtc:9340 Change-Id: Ic83ddbc169bfacd21883e381b5181c3dd4fe8a63 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/144051 Commit-Queue: Jonas Olsson <jonasolsson@webrtc.org> Reviewed-by: Karl Wiberg <kwiberg@webrtc.org> Cr-Commit-Position: refs/heads/master@{#28505}
90 lines
2.5 KiB
C++
90 lines
2.5 KiB
C++
/*
|
|
* Copyright 2017 The WebRTC Project Authors. All rights reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree. An additional intellectual property rights grant can be found
|
|
* in the file PATENTS. All contributing project authors may
|
|
* be found in the AUTHORS file in the root of the source tree.
|
|
*/
|
|
|
|
#include "rtc_base/string_to_number.h"
|
|
|
|
#include <ctype.h>
|
|
|
|
#include <cerrno>
|
|
#include <cstdlib>
|
|
|
|
#include "rtc_base/checks.h"
|
|
|
|
namespace rtc {
|
|
namespace string_to_number_internal {
|
|
|
|
absl::optional<signed_type> ParseSigned(const char* str, int base) {
|
|
RTC_DCHECK(str);
|
|
if (isdigit(str[0]) || str[0] == '-') {
|
|
char* end = nullptr;
|
|
errno = 0;
|
|
const signed_type value = std::strtoll(str, &end, base);
|
|
if (end && *end == '\0' && errno == 0) {
|
|
return value;
|
|
}
|
|
}
|
|
return absl::nullopt;
|
|
}
|
|
|
|
absl::optional<unsigned_type> ParseUnsigned(const char* str, int base) {
|
|
RTC_DCHECK(str);
|
|
if (isdigit(str[0]) || str[0] == '-') {
|
|
// Explicitly discard negative values. std::strtoull parsing causes unsigned
|
|
// wraparound. We cannot just reject values that start with -, though, since
|
|
// -0 is perfectly fine, as is -0000000000000000000000000000000.
|
|
const bool is_negative = str[0] == '-';
|
|
char* end = nullptr;
|
|
errno = 0;
|
|
const unsigned_type value = std::strtoull(str, &end, base);
|
|
if (end && *end == '\0' && errno == 0 && (value == 0 || !is_negative)) {
|
|
return value;
|
|
}
|
|
}
|
|
return absl::nullopt;
|
|
}
|
|
|
|
template <typename T>
|
|
T StrToT(const char* str, char** str_end);
|
|
|
|
template <>
|
|
inline float StrToT(const char* str, char** str_end) {
|
|
return std::strtof(str, str_end);
|
|
}
|
|
|
|
template <>
|
|
inline double StrToT(const char* str, char** str_end) {
|
|
return std::strtod(str, str_end);
|
|
}
|
|
|
|
template <>
|
|
inline long double StrToT(const char* str, char** str_end) {
|
|
return std::strtold(str, str_end);
|
|
}
|
|
|
|
template <typename T>
|
|
absl::optional<T> ParseFloatingPoint(const char* str) {
|
|
RTC_DCHECK(str);
|
|
if (*str == '\0')
|
|
return absl::nullopt;
|
|
char* end = nullptr;
|
|
errno = 0;
|
|
const T value = StrToT<T>(str, &end);
|
|
if (end && *end == '\0' && errno == 0) {
|
|
return value;
|
|
}
|
|
return absl::nullopt;
|
|
}
|
|
|
|
template absl::optional<float> ParseFloatingPoint(const char* str);
|
|
template absl::optional<double> ParseFloatingPoint(const char* str);
|
|
template absl::optional<long double> ParseFloatingPoint(const char* str);
|
|
|
|
} // namespace string_to_number_internal
|
|
} // namespace rtc
|