diff options
author | Frederik Gladhorn <frederik.gladhorn@qt.io> | 2017-05-10 15:20:50 +0200 |
---|---|---|
committer | Frederik Gladhorn <frederik.gladhorn@qt.io> | 2017-05-10 15:21:47 +0200 |
commit | afcbdccbe7be5446f693a84cdf1886fe92a2e033 (patch) | |
tree | 550d9ce3f11d95ee5a355f32a232c083cfe0304c /src/qml/jsruntime | |
parent | 23a3018fc6a1e650b7eb291009c20d46c9e5c9af (diff) | |
parent | 7434d05cc102f27d36b8efccb4e37f20a4886ea9 (diff) |
Merge remote-tracking branch 'origin/5.9.0' into 5.9
Contains the fix for tst_TouchMouse::hoverEnabled which has caused
numerous failures in the last few days.
Change-Id: I1e523087a53d1df0334d602e4125f5cddc9bf470
Diffstat (limited to 'src/qml/jsruntime')
-rw-r--r-- | src/qml/jsruntime/jsruntime.pri | 1 | ||||
-rw-r--r-- | src/qml/jsruntime/qv4alloca_p.h | 53 |
2 files changed, 49 insertions, 5 deletions
diff --git a/src/qml/jsruntime/jsruntime.pri b/src/qml/jsruntime/jsruntime.pri index 955cf585e4..76ac8d4a91 100644 --- a/src/qml/jsruntime/jsruntime.pri +++ b/src/qml/jsruntime/jsruntime.pri @@ -46,6 +46,7 @@ SOURCES += \ HEADERS += \ $$PWD/qv4global_p.h \ + $$PWD/qv4alloca_p.h \ $$PWD/qv4engine_p.h \ $$PWD/qv4context_p.h \ $$PWD/qv4math_p.h \ diff --git a/src/qml/jsruntime/qv4alloca_p.h b/src/qml/jsruntime/qv4alloca_p.h index 2f486988c1..c21878fa42 100644 --- a/src/qml/jsruntime/qv4alloca_p.h +++ b/src/qml/jsruntime/qv4alloca_p.h @@ -51,15 +51,58 @@ // We mean it. // -#include <qglobal.h> +#include <QtCore/private/qglobal_p.h> -#if defined(Q_OS_WIN) +#if QT_CONFIG(alloca_h) +# include <alloca.h> +#elif QT_CONFIG(alloca_malloc_h) # include <malloc.h> -# ifndef __GNUC__ +// This does not matter unless compiling in strict standard mode. +# ifdef Q_OS_WIN # define alloca _alloca # endif -#elif !defined(Q_OS_BSD4) || defined(Q_OS_DARWIN) -# include <alloca.h> +#else +# include <stdlib.h> +#endif + +// Define Q_ALLOCA_VAR macro to be used instead of #ifdeffing +// the occurrences of alloca() in case it's not supported. +// Q_ALLOCA_DECLARE and Q_ALLOCA_ASSIGN macros separate +// memory allocation from the declaration and RAII. +#define Q_ALLOCA_VAR(type, name, size) \ + Q_ALLOCA_DECLARE(type, name); \ + Q_ALLOCA_ASSIGN(type, name, size) + +#if QT_CONFIG(alloca) + +#define Q_ALLOCA_DECLARE(type, name) \ + type *name = 0 + +#define Q_ALLOCA_ASSIGN(type, name, size) \ + name = static_cast<type*>(alloca(size)) + +#else +QT_BEGIN_NAMESPACE +class Qt_AllocaWrapper +{ +public: + Qt_AllocaWrapper() { m_data = 0; } + ~Qt_AllocaWrapper() { free(m_data); } + void *data() { return m_data; } + void allocate(int size) { m_data = malloc(size); } +private: + void *m_data; +}; +QT_END_NAMESPACE + +#define Q_ALLOCA_DECLARE(type, name) \ + Qt_AllocaWrapper _qt_alloca_##name; \ + type *name = nullptr + +#define Q_ALLOCA_ASSIGN(type, name, size) \ + _qt_alloca_##name.allocate(size); \ + name = static_cast<type*>(_qt_alloca_##name.data()) + #endif #endif |