Revision 9abc99e90538d90634a14dd5349b3363f63d39c3 authored by Brad King on 18 March 2020, 11:54:11 UTC, committed by Kitware Robot on 18 March 2020, 11:54:23 UTC
cc7f116cb4 FindPython: fix regression on version validation Acked-by: Kitware Robot <kwrobot@kitware.com> Merge-request: !4492
cmFileLockResult.cxx
/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#include "cmFileLockResult.h"
#include <cerrno>
#include <cstring>
#define WINMSG_BUF_LEN (1024)
cmFileLockResult cmFileLockResult::MakeOk()
{
return { OK, 0 };
}
cmFileLockResult cmFileLockResult::MakeSystem()
{
#if defined(_WIN32)
const Error lastError = GetLastError();
#else
const Error lastError = errno;
#endif
return { SYSTEM, lastError };
}
cmFileLockResult cmFileLockResult::MakeTimeout()
{
return { TIMEOUT, 0 };
}
cmFileLockResult cmFileLockResult::MakeAlreadyLocked()
{
return { ALREADY_LOCKED, 0 };
}
cmFileLockResult cmFileLockResult::MakeInternal()
{
return { INTERNAL, 0 };
}
cmFileLockResult cmFileLockResult::MakeNoFunction()
{
return { NO_FUNCTION, 0 };
}
bool cmFileLockResult::IsOk() const
{
return this->Type == OK;
}
std::string cmFileLockResult::GetOutputMessage() const
{
switch (this->Type) {
case OK:
return "0";
case SYSTEM:
#if defined(_WIN32)
{
char winmsg[WINMSG_BUF_LEN];
DWORD flags = FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS;
if (FormatMessageA(flags, NULL, this->ErrorValue,
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
(LPSTR)winmsg, WINMSG_BUF_LEN, NULL)) {
const std::string message = winmsg;
return message;
} else {
return "Internal error (FormatMessageA failed)";
}
}
#else
return strerror(this->ErrorValue);
#endif
case TIMEOUT:
return "Timeout reached";
case ALREADY_LOCKED:
return "File already locked";
case NO_FUNCTION:
return "'GUARD FUNCTION' not used in function definition";
case INTERNAL:
default:
return "Internal error";
}
}
cmFileLockResult::cmFileLockResult(ErrorType typeValue, Error errorValue)
: Type(typeValue)
, ErrorValue(errorValue)
{
}
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