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util: name replace_file arguments better

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It was confusing unless you read code and the rename(2) man page.
This commit is contained in:
moneromooo-monero 2019-03-29 16:30:24 +00:00
parent 423d3bb86b
commit 07b716bfea
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2 changed files with 5 additions and 5 deletions
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8
src/common/util.cpp
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@ -640,16 +640,16 @@ std::string get_nix_version_display_string()
return res; return res;
} }
std::error_code replace_file(const std::string& replacement_name, const std::string& replaced_name) std::error_code replace_file(const std::string& old_name, const std::string& new_name)
{ {
int code; int code;
#if defined(WIN32) #if defined(WIN32)
// Maximizing chances for success // Maximizing chances for success
std::wstring wide_replacement_name; std::wstring wide_replacement_name;
try { wide_replacement_name = string_tools::utf8_to_utf16(replacement_name); } try { wide_replacement_name = string_tools::utf8_to_utf16(old_name); }
catch (...) { return std::error_code(GetLastError(), std::system_category()); } catch (...) { return std::error_code(GetLastError(), std::system_category()); }
std::wstring wide_replaced_name; std::wstring wide_replaced_name;
try { wide_replaced_name = string_tools::utf8_to_utf16(replaced_name); } try { wide_replaced_name = string_tools::utf8_to_utf16(new_name); }
catch (...) { return std::error_code(GetLastError(), std::system_category()); } catch (...) { return std::error_code(GetLastError(), std::system_category()); }
DWORD attributes = ::GetFileAttributesW(wide_replaced_name.c_str()); DWORD attributes = ::GetFileAttributesW(wide_replaced_name.c_str());
@ -661,7 +661,7 @@ std::string get_nix_version_display_string()
bool ok = 0 != ::MoveFileExW(wide_replacement_name.c_str(), wide_replaced_name.c_str(), MOVEFILE_REPLACE_EXISTING); bool ok = 0 != ::MoveFileExW(wide_replacement_name.c_str(), wide_replaced_name.c_str(), MOVEFILE_REPLACE_EXISTING);
code = ok ? 0 : static_cast<int>(::GetLastError()); code = ok ? 0 : static_cast<int>(::GetLastError());
#else #else
bool ok = 0 == std::rename(replacement_name.c_str(), replaced_name.c_str()); bool ok = 0 == std::rename(old_name.c_str(), new_name.c_str());
code = ok ? 0 : errno; code = ok ? 0 : errno;
#endif #endif
return std::error_code(code, std::system_category()); return std::error_code(code, std::system_category());

2
src/common/util.h
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@ -145,7 +145,7 @@ namespace tools
bool create_directories_if_necessary(const std::string& path); bool create_directories_if_necessary(const std::string& path);
/*! \brief std::rename wrapper for nix and something strange for windows. /*! \brief std::rename wrapper for nix and something strange for windows.
*/ */
std::error_code replace_file(const std::string& replacement_name, const std::string& replaced_name); std::error_code replace_file(const std::string& old_name, const std::string& new_name);
bool sanitize_locale(); bool sanitize_locale();