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Merge pull request #423 from lioncash/file

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file_util: Minor changes to IOFile
This commit is contained in:
bunnei 2018-04-29 21:47:28 -04:00 committed by GitHub
parent 869075867b e8bbafb746
commit b3962e7d1e
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 12 additions and 8 deletions
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6
src/common/file_util.cpp
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@ -809,16 +809,16 @@ IOFile::~IOFile() {
Close(); Close();
} }
IOFile::IOFile(IOFile&& other) { IOFile::IOFile(IOFile&& other) noexcept {
Swap(other); Swap(other);
} }
IOFile& IOFile::operator=(IOFile&& other) { IOFile& IOFile::operator=(IOFile&& other) noexcept {
Swap(other); Swap(other);
return *this; return *this;
} }
void IOFile::Swap(IOFile& other) { void IOFile::Swap(IOFile& other) noexcept {
std::swap(m_file, other.m_file); std::swap(m_file, other.m_file);
std::swap(m_good, other.m_good); std::swap(m_good, other.m_good);
} }

14
src/common/file_util.h
View file

@ -160,10 +160,10 @@ public:
~IOFile(); ~IOFile();
IOFile(IOFile&& other); IOFile(IOFile&& other) noexcept;
IOFile& operator=(IOFile&& other); IOFile& operator=(IOFile&& other) noexcept;
void Swap(IOFile& other); void Swap(IOFile& other) noexcept;
bool Open(const std::string& filename, const char openmode[]); bool Open(const std::string& filename, const char openmode[]);
bool Close(); bool Close();
@ -202,11 +202,15 @@ public:
return items_written; return items_written;
} }
size_t ReadBytes(void* data, size_t length) { template <typename T>
size_t ReadBytes(T* data, size_t length) {
static_assert(std::is_trivially_copyable<T>(), "T must be trivially copyable");
return ReadArray(reinterpret_cast<char*>(data), length); return ReadArray(reinterpret_cast<char*>(data), length);
} }
size_t WriteBytes(const void* data, size_t length) { template <typename T>
size_t WriteBytes(const T* data, size_t length) {
static_assert(std::is_trivially_copyable<T>(), "T must be trivially copyable");
return WriteArray(reinterpret_cast<const char*>(data), length); return WriteArray(reinterpret_cast<const char*>(data), length);
} }