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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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GPG key ID: 686F07454D6CEFC3
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;
}
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;
#if defined(WIN32)
// Maximizing chances for success
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()); }
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()); }
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);
code = ok ? 0 : static_cast<int>(::GetLastError());
#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;
#endif
return std::error_code(code, std::system_category());

2
src/common/util.h
View file

@ -145,7 +145,7 @@ namespace tools
bool create_directories_if_necessary(const std::string& path);
/*! \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();