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system/Error: add more "noexcept"

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This commit is contained in:
Max Kellermann 2017-09-13 17:48:13 +02:00
parent 13d02968bd
commit 6c825064ea
1 changed files with 11 additions and 10 deletions
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21
src/system/Error.hxx
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@ -40,7 +40,8 @@
template<typename... Args> template<typename... Args>
static inline std::system_error static inline std::system_error
FormatSystemError(std::error_code code, const char *fmt, Args&&... args) FormatSystemError(std::error_code code, const char *fmt,
Args&&... args) noexcept
{ {
char buffer[1024]; char buffer[1024];
snprintf(buffer, sizeof(buffer), fmt, std::forward<Args>(args)...); snprintf(buffer, sizeof(buffer), fmt, std::forward<Args>(args)...);
@ -52,21 +53,21 @@ FormatSystemError(std::error_code code, const char *fmt, Args&&... args)
#include <windows.h> #include <windows.h>
static inline std::system_error static inline std::system_error
MakeLastError(DWORD code, const char *msg) MakeLastError(DWORD code, const char *msg) noexcept
{ {
return std::system_error(std::error_code(code, std::system_category()), return std::system_error(std::error_code(code, std::system_category()),
msg); msg);
} }
static inline std::system_error static inline std::system_error
MakeLastError(const char *msg) MakeLastError(const char *msg) noexcept
{ {
return MakeLastError(GetLastError(), msg); return MakeLastError(GetLastError(), msg);
} }
template<typename... Args> template<typename... Args>
static inline std::system_error static inline std::system_error
FormatLastError(DWORD code, const char *fmt, Args&&... args) FormatLastError(DWORD code, const char *fmt, Args&&... args) noexcept
{ {
char buffer[512]; char buffer[512];
const auto end = buffer + sizeof(buffer); const auto end = buffer + sizeof(buffer);
@ -84,7 +85,7 @@ FormatLastError(DWORD code, const char *fmt, Args&&... args)
template<typename... Args> template<typename... Args>
static inline std::system_error static inline std::system_error
FormatLastError(const char *fmt, Args&&... args) FormatLastError(const char *fmt, Args&&... args) noexcept
{ {
return FormatLastError(GetLastError(), fmt, return FormatLastError(GetLastError(), fmt,
std::forward<Args>(args)...); std::forward<Args>(args)...);
@ -104,7 +105,7 @@ FormatLastError(const char *fmt, Args&&... args)
* @see https://stackoverflow.com/questions/28746372/system-error-categories-and-standard-system-error-codes * @see https://stackoverflow.com/questions/28746372/system-error-categories-and-standard-system-error-codes
*/ */
static inline const std::error_category & static inline const std::error_category &
ErrnoCategory() ErrnoCategory() noexcept
{ {
#ifdef WIN32 #ifdef WIN32
/* on Windows, the generic_category() is used for errno /* on Windows, the generic_category() is used for errno
@ -118,21 +119,21 @@ ErrnoCategory()
} }
static inline std::system_error static inline std::system_error
MakeErrno(int code, const char *msg) MakeErrno(int code, const char *msg) noexcept
{ {
return std::system_error(std::error_code(code, ErrnoCategory()), return std::system_error(std::error_code(code, ErrnoCategory()),
msg); msg);
} }
static inline std::system_error static inline std::system_error
MakeErrno(const char *msg) MakeErrno(const char *msg) noexcept
{ {
return MakeErrno(errno, msg); return MakeErrno(errno, msg);
} }
template<typename... Args> template<typename... Args>
static inline std::system_error static inline std::system_error
FormatErrno(int code, const char *fmt, Args&&... args) FormatErrno(int code, const char *fmt, Args&&... args) noexcept
{ {
char buffer[512]; char buffer[512];
snprintf(buffer, sizeof(buffer), snprintf(buffer, sizeof(buffer),
@ -142,7 +143,7 @@ FormatErrno(int code, const char *fmt, Args&&... args)
template<typename... Args> template<typename... Args>
static inline std::system_error static inline std::system_error
FormatErrno(const char *fmt, Args&&... args) FormatErrno(const char *fmt, Args&&... args) noexcept
{ {
return FormatErrno(errno, fmt, std::forward<Args>(args)...); return FormatErrno(errno, fmt, std::forward<Args>(args)...);
} }