diff options
Diffstat (limited to 'zen/sys_error.cpp')
| -rw-r--r-- | zen/sys_error.cpp | 122 |
1 files changed, 106 insertions, 16 deletions
diff --git a/zen/sys_error.cpp b/zen/sys_error.cpp index f9747d45..fa7352f0 100644 --- a/zen/sys_error.cpp +++ b/zen/sys_error.cpp @@ -5,24 +5,11 @@ // ***************************************************************************** #include "sys_error.h" - #include <cstring> + #include <gio/gio.h> using namespace zen; - - -std::wstring zen::getSystemErrorDescription(ErrorCode ec) //return empty string on error -{ - const ErrorCode currentError = getLastError(); //not necessarily == ec - ZEN_ON_SCOPE_EXIT(errno = currentError); - - std::wstring errorMsg; - errorMsg = utfTo<std::wstring>(::strerror(ec)); - return trimCpy(errorMsg); //Windows messages seem to end with a space... -} - - namespace { std::wstring formatSystemErrorCode(ErrorCode ec) @@ -168,6 +155,109 @@ std::wstring formatSystemErrorCode(ErrorCode ec) } +std::wstring zen::formatGlibError(const std::string& functionName, GError* error) +{ + if (!error) + return formatSystemError(functionName, L"", _("Error description not available.") + L" null GError"); + + if (error->domain == G_FILE_ERROR) //"values corresponding to errno codes" + return formatSystemError(functionName, error->code); + + std::wstring errorCode; + if (error->domain == G_IO_ERROR) + errorCode = [&]() -> std::wstring + { + switch (error->code) //GIOErrorEnum: https://gitlab.gnome.org/GNOME/glib/-/blob/master/gio/gioenums.h#L530 + { + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_FAILED); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_NOT_FOUND); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_EXISTS); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_IS_DIRECTORY); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_NOT_DIRECTORY); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_NOT_EMPTY); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_NOT_REGULAR_FILE); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_NOT_SYMBOLIC_LINK); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_NOT_MOUNTABLE_FILE); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_FILENAME_TOO_LONG); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_INVALID_FILENAME); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_TOO_MANY_LINKS); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_NO_SPACE); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_INVALID_ARGUMENT); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_PERMISSION_DENIED); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_NOT_SUPPORTED); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_NOT_MOUNTED); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_ALREADY_MOUNTED); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_CLOSED); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_CANCELLED); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_PENDING); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_READ_ONLY); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_CANT_CREATE_BACKUP); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_WRONG_ETAG); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_TIMED_OUT); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_WOULD_RECURSE); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_BUSY); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_WOULD_BLOCK); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_HOST_NOT_FOUND); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_WOULD_MERGE); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_FAILED_HANDLED); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_TOO_MANY_OPEN_FILES); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_NOT_INITIALIZED); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_ADDRESS_IN_USE); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_PARTIAL_INPUT); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_INVALID_DATA); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_DBUS_ERROR); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_HOST_UNREACHABLE); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_NETWORK_UNREACHABLE); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_CONNECTION_REFUSED); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_PROXY_FAILED); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_PROXY_AUTH_FAILED); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_PROXY_NEED_AUTH); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_PROXY_NOT_ALLOWED); +#ifndef GLIB_CHECK_VERSION //e.g Debian 8 (GLib 2.42) CentOS 7 (GLib 2.56) +#error Where is GLib? +#endif +#if GLIB_CHECK_VERSION(2, 44, 0) + static_assert(G_IO_ERROR_BROKEN_PIPE == G_IO_ERROR_CONNECTION_CLOSED); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_CONNECTION_CLOSED); + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_NOT_CONNECTED); +#endif +#if GLIB_CHECK_VERSION(2, 48, 0) + ZEN_CHECK_CASE_FOR_CONSTANT(G_IO_ERROR_MESSAGE_TOO_LARGE); +#endif + default: + return replaceCpy<std::wstring>(L"GIO error %x", L"%x", numberTo<std::wstring>(error->code)); + } + }(); + else + { + //g-file-error-quark => g-file-error + //g-io-error-quark => g-io-error + std::wstring domain = utfTo<std::wstring>(::g_quark_to_string(error->domain)); //e.g. "g-io-error-quark" + if (endsWith(domain, L"-quark")) + domain = beforeLast(domain, L"-", IfNotFoundReturn::none); + + errorCode = domain + L' ' + numberTo<std::wstring>(error->code); //e.g. "g-io-error 15" + } + + const std::wstring errorMsg = utfTo<std::wstring>(error->message); //e.g. "Unable to find or create trash directory for file.txt" + + return formatSystemError(functionName, errorCode, errorMsg); +} + + + +std::wstring zen::getSystemErrorDescription(ErrorCode ec) //return empty string on error +{ + const ErrorCode currentError = getLastError(); //not necessarily == ec + ZEN_ON_SCOPE_EXIT(errno = currentError); + + std::wstring errorMsg; + errorMsg = utfTo<std::wstring>(::g_strerror(ec)); //... vs strerror(): "marginally improves thread safety, and marginally improves consistency" + + return trimCpy(errorMsg); //Windows messages seem to end with a space... +} + + std::wstring zen::formatSystemError(const std::string& functionName, ErrorCode ec) { return formatSystemError(functionName, formatSystemErrorCode(ec), getSystemErrorDescription(ec)); @@ -176,10 +266,10 @@ std::wstring zen::formatSystemError(const std::string& functionName, ErrorCode e std::wstring zen::formatSystemError(const std::string& functionName, const std::wstring& errorCode, const std::wstring& errorMsg) { - std::wstring output = errorCode; + std::wstring output = trimCpy(errorCode); const std::wstring errorMsgFmt = trimCpy(errorMsg); - if (!errorCode.empty() && !errorMsgFmt.empty()) + if (!output.empty() && !errorMsgFmt.empty()) output += L": "; output += errorMsgFmt; |