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#include "Globals.h"
#include "Errors.h"
AString GetOSErrorString( int a_ErrNo )
{
char buffer[ 1024 ];
AString Out;
#ifdef _WIN32
FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, NULL, a_ErrNo, 0, buffer, ARRAYCOUNT(buffer), NULL);
Printf(Out, "%d: %s", a_ErrNo, buffer);
if (!Out.empty() && (Out[Out.length() - 1] == '\n'))
{
Out.erase(Out.length() - 2);
}
return Out;
#else // _WIN32
// According to http://linux.die.net/man/3/strerror_r there are two versions of strerror_r():
#if ( _GNU_SOURCE ) && !defined(ANDROID_NDK) // GNU version of strerror_r()
char * res = strerror_r( errno, buffer, ARRAYCOUNT(buffer) );
if( res != NULL )
{
Printf(Out, "%d: %s", a_ErrNo, res);
return Out;
}
#else // XSI version of strerror_r():
int res = strerror_r( errno, buffer, ARRAYCOUNT(buffer) );
if( res == 0 )
{
Printf(Out, "%d: %s", a_ErrNo, buffer);
return Out;
}
#endif // strerror_r() version
else
{
Printf(Out, "Error %d while getting error string for error #%d!", errno, a_ErrNo);
return Out;
}
#endif // else _WIN32
}
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