Qt
Internal/Contributor docs for the Qt SDK. Note: These are NOT official API docs; those are found at https://doc.qt.io/
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qtconfigmacros.h
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1// Copyright (C) 2022 The Qt Company Ltd.
2// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
3// Qt-Security score:significant reason:default
4
5#ifndef QTCONFIGMACROS_H
6#define QTCONFIGMACROS_H
7
8#if 0
9# pragma qt_sync_stop_processing
10#endif
11
12#include <QtCore/qtconfiginclude.h>
13#include <QtCore/qtdeprecationdefinitions.h>
14#include <QtCore/qtversionchecks.h>
15
16#include <assert.h>
17
18/*
19 The Qt modules' export macros.
20 The options are:
21 - defined(QT_STATIC): Qt was built or is being built in static mode
22 - defined(QT_SHARED): Qt was built or is being built in shared/dynamic mode
23 If neither was defined, then QT_SHARED is implied. If Qt was compiled in static
24 mode, QT_STATIC is defined in qconfig.h. In shared mode, QT_STATIC is implied
25 for the bootstrapped tools.
26*/
27
28#ifdef QT_BOOTSTRAPPED
29# ifdef QT_SHARED
30# error "QT_SHARED and QT_BOOTSTRAPPED together don't make sense. Please fix the build"
31# elif !defined(QT_STATIC)
32# define QT_STATIC
33# endif
34#endif
35
36#if defined(QT_SHARED) || !defined(QT_STATIC)
37# ifdef QT_STATIC
38# error "Both QT_SHARED and QT_STATIC defined, please make up your mind"
39# endif
40# ifndef QT_SHARED
41# define QT_SHARED
42# endif
43#endif
44
45/*
46 No, this is not an evil backdoor. QT_BUILD_INTERNAL just exports more symbols
47 for Qt's internal unit tests. If you want slower loading times and more
48 symbols that can vanish from version to version, feel free to define QT_BUILD_INTERNAL.
49
50 \note After adding Q_AUTOTEST_EXPORT to a method, you'll need to wrap any unittests
51 that will use that method in "#ifdef QT_BUILD_INTERNAL".
52*/
53#if defined(QT_BUILD_INTERNAL) && defined(QT_BUILDING_QT) && defined(QT_SHARED)
54# define Q_AUTOTEST_EXPORT Q_DECL_EXPORT
55#elif defined(QT_BUILD_INTERNAL) && defined(QT_SHARED)
56# define Q_AUTOTEST_EXPORT Q_DECL_IMPORT
57#else
58# define Q_AUTOTEST_EXPORT
59#endif
60
61/*
62 The QT_CONFIG macro implements a safe compile time check for features of Qt.
63 Features can be in three states:
64 0 or undefined: This will lead to a compile error when testing for it
65 -1: The feature is not available
66 1: The feature is available
67*/
68#define QT_CONFIG(feature) (1/QT_FEATURE_##feature == 1)
69#define QT_REQUIRE_CONFIG(feature) static_assert(QT_FEATURE_##feature == 1, "Required feature " #feature " for file " __FILE__ " not available.")
70
71/* moc compats (signals/slots) */
72#ifndef QT_MOC_COMPAT
73# define QT_MOC_COMPAT
74#else
75# undef QT_MOC_COMPAT
76# define QT_MOC_COMPAT
77#endif
78
79/*
80 Debugging and error handling
81*/
82
83#if !defined(QT_NO_DEBUG) && !defined(QT_DEBUG)
84# define QT_DEBUG
85#endif
86
87// valid for both C and C++
88#define QT_MANGLE_NAMESPACE0(x) x
89#define QT_MANGLE_NAMESPACE1(a, b) a##_##b
90#define QT_MANGLE_NAMESPACE2(a, b) QT_MANGLE_NAMESPACE1(a,b)
91#if !defined(QT_NAMESPACE) || defined(Q_MOC_RUN) /* user namespace */
92# define QT_MANGLE_NAMESPACE(name) name
93#else
94# define QT_MANGLE_NAMESPACE(name) QT_MANGLE_NAMESPACE2(
95 QT_MANGLE_NAMESPACE0(name), QT_MANGLE_NAMESPACE0(QT_NAMESPACE))
96#endif
97
98#ifdef __cplusplus
99
100#if !defined(QT_NAMESPACE) || defined(Q_MOC_RUN) /* user namespace */
101
102# define QT_PREPEND_NAMESPACE(name) ::name
103# define QT_USE_NAMESPACE
104# define QT_BEGIN_NAMESPACE
105# define QT_END_NAMESPACE
106# define QT_BEGIN_INCLUDE_NAMESPACE
107# define QT_END_INCLUDE_NAMESPACE
108# define QT_FORWARD_DECLARE_CLASS(name) class name;
109# define QT_FORWARD_DECLARE_STRUCT(name) struct name;
110
111#elif defined(QT_INLINE_NAMESPACE) /* user inline namespace FIXME in Qt 7: Default */
112
113# define QT_PREPEND_NAMESPACE(name) ::QT_NAMESPACE::name
114# define QT_USE_NAMESPACE
115# define QT_BEGIN_NAMESPACE inline namespace QT_NAMESPACE {
116# define QT_END_NAMESPACE }
117# define QT_BEGIN_INCLUDE_NAMESPACE }
118# define QT_END_INCLUDE_NAMESPACE inline namespace QT_NAMESPACE {
119# define QT_FORWARD_DECLARE_CLASS(name) QT_BEGIN_NAMESPACE
120 class name; QT_END_NAMESPACE
121
122# define QT_FORWARD_DECLARE_STRUCT(name) QT_BEGIN_NAMESPACE
123 struct name; QT_END_NAMESPACE
124
125inline namespace QT_NAMESPACE {}
126
127#else /* user namespace */
128
129# define QT_PREPEND_NAMESPACE(name) ::QT_NAMESPACE::name
130# define QT_USE_NAMESPACE using namespace ::QT_NAMESPACE;
131# define QT_BEGIN_NAMESPACE namespace QT_NAMESPACE {
132# define QT_END_NAMESPACE }
133# define QT_BEGIN_INCLUDE_NAMESPACE }
134# define QT_END_INCLUDE_NAMESPACE namespace QT_NAMESPACE {
135# define QT_FORWARD_DECLARE_CLASS(name)
136 QT_BEGIN_NAMESPACE class name; QT_END_NAMESPACE
137 using QT_PREPEND_NAMESPACE(name);
138
139# define QT_FORWARD_DECLARE_STRUCT(name)
140 QT_BEGIN_NAMESPACE struct name; QT_END_NAMESPACE
141 using QT_PREPEND_NAMESPACE(name);
142
143namespace QT_NAMESPACE {}
144
145# ifndef QT_BOOTSTRAPPED
146# ifndef QT_NO_USING_NAMESPACE
147 /*
148 This expands to a "using QT_NAMESPACE" also in _header files_.
149 It is the only way the feature can be used without too much
150 pain, but if people _really_ do not want it they can add
151 QT_NO_USING_NAMESPACE to their build configuration.
152 */
153 QT_USE_NAMESPACE
154# endif
155# endif
156
157#endif /* user namespace */
158
159#else /* __cplusplus */
160
161# define QT_BEGIN_NAMESPACE
162# define QT_END_NAMESPACE
163# define QT_USE_NAMESPACE
164# define QT_BEGIN_INCLUDE_NAMESPACE
165# define QT_END_INCLUDE_NAMESPACE
166
167#endif /* __cplusplus */
168
169/* ### Qt 6.9 (or later): remove *_MOC_* macros (moc does not need them since 6.5) */
170#ifndef QT_BEGIN_MOC_NAMESPACE
171# define QT_BEGIN_MOC_NAMESPACE QT_USE_NAMESPACE
172#endif
173#ifndef QT_END_MOC_NAMESPACE
174# define QT_END_MOC_NAMESPACE
175#endif
176
177/*
178 Strict mode.
179
180 If you add a macro to the list, make sure to update the table at
181 https://doc.qt.io/qt-6/qtglobal.html#QT_ENABLE_STRICT_MODE_UP_TO
182*/
183#ifdef QT_ENABLE_STRICT_MODE_UP_TO
184#ifndef QT_DISABLE_DEPRECATED_UP_TO
185# define QT_DISABLE_DEPRECATED_UP_TO QT_ENABLE_STRICT_MODE_UP_TO
186#endif
187
188#if QT_ENABLE_STRICT_MODE_UP_TO >= QT_VERSION_CHECK(6, 0, 0)
189# ifndef QT_NO_FOREACH
190# define QT_NO_FOREACH
191# endif
192# ifndef QT_NO_CAST_TO_ASCII
193# define QT_NO_CAST_TO_ASCII
194# endif
195# ifndef QT_NO_CAST_FROM_BYTEARRAY
196# define QT_NO_CAST_FROM_BYTEARRAY
197# endif
198# ifndef QT_NO_URL_CAST_FROM_STRING
199# define QT_NO_URL_CAST_FROM_STRING
200# endif
201# ifndef QT_NO_NARROWING_CONVERSIONS_IN_CONNECT
202# define QT_NO_NARROWING_CONVERSIONS_IN_CONNECT
203# endif
204# ifndef QT_NO_JAVA_STYLE_ITERATORS
205# define QT_NO_JAVA_STYLE_ITERATORS
206# endif
207#endif // 6.0.0
208
209#if QT_ENABLE_STRICT_MODE_UP_TO >= QT_VERSION_CHECK(6, 6, 0)
210# ifndef QT_NO_QEXCHANGE
211# define QT_NO_QEXCHANGE
212# endif
213#endif // 6.6.0
214
215#if QT_ENABLE_STRICT_MODE_UP_TO >= QT_VERSION_CHECK(6, 7, 0)
216# ifndef QT_NO_CONTEXTLESS_CONNECT
217# define QT_NO_CONTEXTLESS_CONNECT
218# endif
219#endif // 6.7.0
220
221#if QT_ENABLE_STRICT_MODE_UP_TO >= QT_VERSION_CHECK(6, 8, 0)
222# ifndef QT_NO_QASCONST
223# define QT_NO_QASCONST
224# endif
225# if !defined(QT_USE_NODISCARD_FILE_OPEN) && !defined(QT_NO_USE_NODISCARD_FILE_OPEN)
226# define QT_USE_NODISCARD_FILE_OPEN
227# endif
228#endif // 6.8.0
229
230#if QT_ENABLE_STRICT_MODE_UP_TO >= QT_VERSION_CHECK(6, 9, 0)
231# ifndef QT_NO_QSNPRINTF
232# define QT_NO_QSNPRINTF
233# endif
234#endif // 6.9.0
235
236#if QT_ENABLE_STRICT_MODE_UP_TO >= QT_VERSION_CHECK(6, 11, 0)
237# ifndef QT_NO_SINGLE_ARGUMENT_QHASH_OVERLOAD
238# define QT_NO_SINGLE_ARGUMENT_QHASH_OVERLOAD
239# endif
240#endif // 6.11.0
241#endif // QT_ENABLE_STRICT_MODE_UP_TO
242
243#endif /* QTCONFIGMACROS_H */
#define assert
#define QT_WARNING_POP
#define Q_NODISCARD_CTOR
#define Q_FALLTHROUGH()
#define __has_include_next(x)
#define Q_NODISCARD_X(message)
#define Q_ASSUME_IMPL(expr)
#define Q_DECL_DEPRECATED_X(text)
#define Q_UNREACHABLE_IMPL()
#define __has_c_attribute(x)
#define Q_UNLIKELY(x)
#define Q_NORETURN
#define Q_DECL_EXPORT
#define __has_builtin(x)
#define Q_DECL_NOEXCEPT
#define __has_attribute(x)
#define Q_DECL_PURE_FUNCTION
#define Q_DECL_UNUSED
#define Q_DECL_HIDDEN
#define Q_DECL_CONST_FUNCTION
#define QT_WARNING_DISABLE_DEPRECATED
#define Q_LIKELY(x)
#define Q_DECL_DEPRECATED
#define QT_DO_PRAGMA(text)
#define Q_DECL_COLD_FUNCTION
#define QT_WARNING_DISABLE_GCC(text)
#define QT_WARNING_DISABLE_INVALID_OFFSETOF
#define Q_FUNC_INFO
#define Q_DECL_UNUSED_MEMBER
#define QT_WARNING_PUSH
#define Q_NODISCARD_CTOR_X(message)
#define Q_REQUIRED_RESULT
#define Q_DECL_IMPORT
#define QT_WARNING_DISABLE_CLANG(text)
#define __has_include(x)
#define Q_DECL_EXPORT_OVERRIDABLE
#define __has_cpp_attribute(x)
#define __has_feature(x)
#define QT_FT_MAX_GRAY_SPANS
static int gray_move_to(const QT_FT_Vector *to, PWorker worker)
#define qt_ft_memset
#define qt_ft_setjmp
static void gray_record_cell(RAS_ARG)
#define RAS_ARG
#define QT_FT_MEM_ZERO(dest, count)
#define UPSCALE(x)
#define ErrRaster_Memory_Overflow
static PCell gray_find_cell(RAS_ARG)
struct TCell_ * PCell
long TPos
static void gray_raster_done(QT_FT_Raster raster)
#define TRUNC(x)
static void gray_render_line(RAS_ARG_ TPos to_x, TPos to_y)
#define QT_FT_UNUSED(x)
static int gray_convert_glyph_inner(RAS_ARG)
static void gray_start_cell(RAS_ARG_ TCoord ex, TCoord ey)
#define QT_FT_TRACE5(x)
static void gray_split_conic(QT_FT_Vector *base)
#define ErrRaster_Invalid_Argument
static int gray_raster_new(QT_FT_Raster *araster)
static int QT_FT_Outline_Decompose(const QT_FT_Outline *outline, void *user)
#define QT_FT_DIV_MOD(type, dividend, divisor, quotient, remainder)
#define QT_FT_HYPOT(x, y)
static void gray_render_cubic(RAS_ARG_ const QT_FT_Vector *control1, const QT_FT_Vector *control2, const QT_FT_Vector *to)
#define RAS_VAR
static int gray_convert_glyph(RAS_ARG)
ptrdiff_t QT_FT_PtrDist
#define QT_FT_ERR_XCAT(x, y)
Definition qgrayraster.c:98
static int gray_raster_render(QT_FT_Raster raster, const QT_FT_Raster_Params *params)
#define QT_FT_TRACE7(x)
#define RAS_VAR_
#define PIXEL_BITS
#define FRACT(x)
#define ErrRaster_Invalid_Mode
#define qt_ft_jmp_buf
#define qt_ft_longjmp
#define ras
static void gray_raster_reset(QT_FT_Raster raster, char *pool_base, long pool_size)
static void gray_compute_cbox(RAS_ARG)
#define RAS_ARG_
#define SCALED(x)
long TArea
static void gray_set_cell(RAS_ARG_ TCoord ex, TCoord ey)
#define ErrRaster_OutOfMemory
#define QT_FT_ERR_CAT(x, y)
Definition qgrayraster.c:99
#define QT_FT_MEM_SET(d, s, c)
static void gray_init_cells(RAS_ARG_ void *buffer, long byte_size)
static void gray_render_conic(RAS_ARG_ const QT_FT_Vector *control, const QT_FT_Vector *to)
static void gray_sweep(RAS_ARG_ const QT_FT_Bitmap *target)
static void gray_render_scanline(RAS_ARG_ TCoord ey, TPos x1, TCoord y1, TPos x2, TCoord y2)
static void gray_render_span(int count, const QT_FT_Span *spans, PWorker worker)
#define ErrRaster_Invalid_Outline
long TCoord
#define QT_FT_ABS(a)
#define ONE_PIXEL
static void gray_split_cubic(QT_FT_Vector *base)
static void gray_hline(RAS_ARG_ TCoord x, TCoord y, TPos area, int acount)
#define __has_extension(X)
Definition qnumeric_p.h:30
#define QT_MANGLE_NAMESPACE(name)
#define QT_SHARED
#define QT_USE_NAMESPACE
#define QT_MANGLE_NAMESPACE1(a, b)
PCell next
int cover
TArea area
long buffer_size
void * buffer
PWorker worker
void * memory
int band_size
long buffer_allocated_size
TPos max_ex
TArea area
qt_ft_jmp_buf jump_buffer
PCell cells
QT_FT_PtrDist max_cells
int band_shoot
QT_FT_Raster_Span_Func render_span
void * buffer
TCoord ex
TPos ycount
TPos max_ey
QT_FT_BBox clip_box
int skip_spans
QT_FT_Span gray_spans[QT_FT_MAX_GRAY_SPANS]
TPos min_ey
long buffer_size
TPos count_ey
QT_FT_PtrDist num_cells
TPos min_ex
void * render_span_data
PCell * ycells
TCoord ey
int num_gray_spans
QT_FT_Outline outline
QT_FT_Bitmap target
int band_size
TPos count_ex