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Merge pull request #932 from pjohalloran/os_copyfile_windows_fix

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Added extra information for Windows platform when copyfile fails.
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J. Perkins 2017-10-19 11:02:39 -04:00 committed by GitHub
commit 3222e3b2ca
1 changed files with 11 additions and 0 deletions
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11
src/host/os_copyfile.c
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@ -38,7 +38,18 @@ int os_copyfile(lua_State* L)
if (!z)
{
lua_pushnil(L);
#if PLATFORM_WINDOWS
wchar_t buf[256];
FormatMessageW(FORMAT_MESSAGE_FROM_SYSTEM, NULL, GetLastError(),
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), buf, 256, NULL);
char bufA[256];
WideCharToMultiByte(CP_UTF8, 0, buf, 256, bufA, 256, 0, 0);
lua_pushfstring(L, "unable to copy file to '%s', reason: '%s'", dst, bufA);
#else
lua_pushfstring(L, "unable to copy file to '%s'", dst);
#endif
return 2;
}
else