wxScopedCharTypeBuffer<CharType> Convert(const CharType *format)
{
// this is reset to NULL if we modify the format string
m_fmtOrig = format;
while ( *format )
{
if ( CopyFmtChar(*format++) == wxT('%') )
{
// skip any flags
while ( IsFlagChar(*format) )
CopyFmtChar(*format++);
// and possible width
if ( *format == wxT('*') )
CopyFmtChar(*format++);
else
SkipDigits(&format);
// precision?
if ( *format == wxT('.') )
{
CopyFmtChar(*format++);
if ( *format == wxT('*') )
CopyFmtChar(*format++);
else
SkipDigits(&format);
}
// next we can have a size modifier
SizeModifier size;
switch ( *format )
{
case 'h':
size = Size_Short;
format++;
break;
case 'l':
// "ll" has a different meaning!
if ( format[1] != 'l' )
{
size = Size_Long;
format++;
break;
}
//else: fall through
default:
size = Size_Default;
}
CharType outConv = *format;
SizeModifier outSize = size;
// and finally we should have the type
switch ( *format )
{
case wxT('S'):
case wxT('s'):
// all strings were converted into the same form by
// wxArgNormalizer<T>, this form depends on the context
// in which the value is used (scanf/printf/wprintf):
HandleString(*format, size, outConv, outSize);
break;
case wxT('C'):
case wxT('c'):
HandleChar(*format, size, outConv, outSize);
break;
default:
// nothing special to do
break;
}
if ( outConv == *format && outSize == size ) // no change
{
if ( size != Size_Default )
CopyFmtChar(*(format - 1));
CopyFmtChar(*format);
}
else // something changed
{
switch ( outSize )
{
case Size_Long:
InsertFmtChar(wxT('l'));
break;
case Size_Short:
InsertFmtChar(wxT('h'));
break;
case Size_Default:
// nothing to do
break;
}
InsertFmtChar(outConv);
}
format++;
}
}
// notice that we only translated the string if m_fmtOrig == NULL (as
// set by CopyAllBefore()), otherwise we should simply use the original
// format
if ( m_fmtOrig )
{
return wxScopedCharTypeBuffer<CharType>::CreateNonOwned(m_fmtOrig);
}
else
{
// shrink converted format string to actual size (instead of
// over-sized allocation from CopyAllBefore()) and NUL-terminate
// it:
m_fmt.shrink(m_fmtLast - m_fmt.data());
return m_fmt;
}
}
wxScopedCharTypeBuffer<CharType> Convert(const CharType *format)
{
// this is reset to NULL if we modify the format string
m_fmtOrig = format;
#if defined(__INTEL_COMPILER) && 1 /* VDM auto patch */
# pragma ivdep
# pragma swp
# pragma unroll
# pragma prefetch
# if 0
# pragma simd noassert
# endif
#endif /* VDM auto patch */
while ( *format )
{
if ( CopyFmtChar(*format++) == wxT('%') )
{
#if wxUSE_PRINTF_POS_PARAMS
if ( *format >= '0' && *format <= '9' )
{
SkipDigits(&format);
if ( *format == '$' )
{
// It was a positional argument specification.
CopyFmtChar(*format++);
}
//else: it was a width specification, nothing else to do.
}
#endif // wxUSE_PRINTF_POS_PARAMS
// skip any flags
#if defined(__INTEL_COMPILER) && 1 /* VDM auto patch */
# pragma ivdep
# pragma swp
# pragma unroll
# pragma prefetch
# if 0
# pragma simd noassert
# endif
#endif /* VDM auto patch */
while ( IsFlagChar(*format) )
CopyFmtChar(*format++);
// and possible width
if ( *format == wxT('*') )
CopyFmtChar(*format++);
else
SkipDigits(&format);
// precision?
if ( *format == wxT('.') )
{
CopyFmtChar(*format++);
if ( *format == wxT('*') )
CopyFmtChar(*format++);
else
SkipDigits(&format);
}
// next we can have a size modifier
SizeModifier size;
switch ( *format )
{
#ifdef __VISUALC__
case 'z':
// Used for size_t printing (e.g. %zu) and is in C99,
// but is not portable, MSVC uses 'I' with the same
// meaning.
ChangeFmtChar('I');
format++;
size = Size_Default;
break;
#endif // __VISUALC__
case 'h':
size = Size_Short;
format++;
break;
case 'l':
// "ll" has a different meaning!
if ( format[1] != 'l' )
{
size = Size_Long;
format++;
break;
}
wxFALLTHROUGH;
default:
size = Size_Default;
}
CharType outConv = *format;
SizeModifier outSize = size;
// and finally we should have the type
switch ( *format )
{
case wxT('S'):
case wxT('s'):
// all strings were converted into the same form by
// wxArgNormalizer<T>, this form depends on the context
// in which the value is used (scanf/printf/wprintf):
HandleString(*format, size, outConv, outSize);
break;
case wxT('C'):
case wxT('c'):
HandleChar(*format, size, outConv, outSize);
break;
default:
// nothing special to do
break;
}
if ( outConv == *format && outSize == size ) // no change
{
if ( size != Size_Default )
CopyFmtChar(*(format - 1));
CopyFmtChar(*format);
}
else // something changed
{
switch ( outSize )
{
case Size_Long:
InsertFmtChar(wxT('l'));
break;
case Size_Short:
InsertFmtChar(wxT('h'));
break;
case Size_Default:
// nothing to do
break;
}
InsertFmtChar(outConv);
}
format++;
}
}
// notice that we only translated the string if m_fmtOrig == NULL (as
// set by CopyAllBefore()), otherwise we should simply use the original
// format
if ( m_fmtOrig )
{
return wxScopedCharTypeBuffer<CharType>::CreateNonOwned(m_fmtOrig);
}
else
{
// shrink converted format string to actual size (instead of
// over-sized allocation from CopyAllBefore()) and NUL-terminate
// it:
m_fmt.shrink(m_fmtLast - m_fmt.data());
return m_fmt;
}
}
