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Projucer: Added a workaround for errors in the live-build engine from the system headers included with the macOS 10.14 SDK

tags/2021-05-28
ed 6 years ago
parent
commit
43f71daa95
1 changed files with 90 additions and 0 deletions
  1. +90
    -0
      modules/juce_core/native/juce_mac_ClangBugWorkaround.h

+ 90
- 0
modules/juce_core/native/juce_mac_ClangBugWorkaround.h View File

@@ -32,4 +32,94 @@
// in the live-build engine. // in the live-build engine.
#define _Nullable #define _Nullable
#define _Nonnull #define _Nonnull
// In the 10.14 SDK these methods are defined in the <functional> header, which we don't compile
// in the live-build engine, so we'll define them here
#if defined (MAC_OS_X_VERSION_10_14)
#include <memory>
namespace std { inline namespace __1 {
template <class _BinaryPredicate, class _ForwardIterator1, class _ForwardIterator2>
pair<_ForwardIterator1, _ForwardIterator1> _LIBCPP_CONSTEXPR_AFTER_CXX11
__search(_ForwardIterator1 __first1, _ForwardIterator1 __last1,
_ForwardIterator2 __first2, _ForwardIterator2 __last2, _BinaryPredicate __pred,
forward_iterator_tag, forward_iterator_tag)
{
if (__first2 == __last2)
return make_pair(__first1, __first1); // Everything matches an empty sequence
while (true)
{
// Find first element in sequence 1 that matchs *__first2, with a mininum of loop checks
while (true)
{
if (__first1 == __last1) // return __last1 if no element matches *__first2
return make_pair(__last1, __last1);
if (__pred(*__first1, *__first2))
break;
++__first1;
}
// *__first1 matches *__first2, now match elements after here
_ForwardIterator1 __m1 = __first1;
_ForwardIterator2 __m2 = __first2;
while (true)
{
if (++__m2 == __last2) // If pattern exhausted, __first1 is the answer (works for 1 element pattern)
return make_pair(__first1, __m1);
if (++__m1 == __last1) // Otherwise if source exhaused, pattern not found
return make_pair(__last1, __last1);
if (!__pred(*__m1, *__m2)) // if there is a mismatch, restart with a new __first1
{
++__first1;
break;
} // else there is a match, check next elements
}
}
}
template <class _BinaryPredicate, class _RandomAccessIterator1, class _RandomAccessIterator2>
_LIBCPP_CONSTEXPR_AFTER_CXX11
pair<_RandomAccessIterator1, _RandomAccessIterator1>
__search(_RandomAccessIterator1 __first1, _RandomAccessIterator1 __last1,
_RandomAccessIterator2 __first2, _RandomAccessIterator2 __last2, _BinaryPredicate __pred,
random_access_iterator_tag, random_access_iterator_tag)
{
typedef typename iterator_traits<_RandomAccessIterator1>::difference_type _D1;
typedef typename iterator_traits<_RandomAccessIterator2>::difference_type _D2;
// Take advantage of knowing source and pattern lengths. Stop short when source is smaller than pattern
const _D2 __len2 = __last2 - __first2;
if (__len2 == 0)
return make_pair(__first1, __first1);
const _D1 __len1 = __last1 - __first1;
if (__len1 < __len2)
return make_pair(__last1, __last1);
const _RandomAccessIterator1 __s = __last1 - (__len2 - 1); // Start of pattern match can't go beyond here
while (true)
{
while (true)
{
if (__first1 == __s)
return make_pair(__last1, __last1);
if (__pred(*__first1, *__first2))
break;
++__first1;
}
_RandomAccessIterator1 __m1 = __first1;
_RandomAccessIterator2 __m2 = __first2;
while (true)
{
if (++__m2 == __last2)
return make_pair(__first1, __first1 + __len2);
++__m1; // no need to check range on __m1 because __s guarantees we have enough source
if (!__pred(*__m1, *__m2))
{
++__first1;
break;
}
}
}
}
} }
#endif
#endif #endif

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