MagickCore  7.1.0
method-attribute.h
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1 /*
2  Copyright 1999-2021 ImageMagick Studio LLC, a non-profit organization
3  dedicated to making software imaging solutions freely available.
4 
5  You may not use this file except in compliance with the License. You may
6  obtain a copy of the License at
7 
8  https://imagemagick.org/script/license.php
9 
10  Unless required by applicable law or agreed to in writing, software
11  distributed under the License is distributed on an "AS IS" BASIS,
12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  See the License for the specific language governing permissions and
14  limitations under the License.
15 
16  MagickCore method attributes.
17 */
18 #ifndef MAGICKCORE_METHOD_ATTRIBUTE_H
19 #define MAGICKCORE_METHOD_ATTRIBUTE_H
20 
21 #if defined(__cplusplus) || defined(c_plusplus)
22 extern "C" {
23 #endif
24 
25 #if defined(__BORLANDC__) && defined(_DLL)
26 # define _MAGICKDLL_
27 # define _MAGICKLIB_
28 # define MAGICKCORE_MODULES_SUPPORT
29 # undef MAGICKCORE_BUILD_MODULES
30 #endif
31 
32 #if defined(MAGICKCORE_WINDOWS_SUPPORT) && !defined(__CYGWIN__)
33 # define MagickPrivate
34 # if defined(_MT) && defined(_DLL) && !defined(_MAGICKDLL_) && !defined(_LIB)
35 # define _MAGICKDLL_
36 # endif
37 # if defined(_MAGICKDLL_)
38 # if defined(_VISUALC_)
39 # pragma warning( disable: 4273 ) /* Disable the dll linkage warnings */
40 # endif
41 # if !defined(_MAGICKLIB_)
42 # if defined(__clang__) || defined(__GNUC__)
43 # define MagickExport __attribute__ ((dllimport))
44 # else
45 # define MagickExport __declspec(dllimport)
46 # endif
47 # else
48 # if defined(__clang__) || defined(__GNUC__)
49 # define MagickExport __attribute__ ((dllexport))
50 # else
51 # define MagickExport __declspec(dllexport)
52 # endif
53 # endif
54 # else
55 # define MagickExport
56 # endif
57 # if defined(_DLL) && !defined(_LIB)
58 # if defined(__clang__) || defined(__GNUC__)
59 # define ModuleExport __attribute__ ((dllexport))
60 # else
61 # define ModuleExport __declspec(dllexport)
62 # endif
63 # else
64 # define ModuleExport
65 # endif
66 # if defined(_VISUALC_)
67 # pragma warning(disable : 4018)
68 # pragma warning(disable : 4068)
69 # pragma warning(disable : 4244)
70 # pragma warning(disable : 4142)
71 # pragma warning(disable : 4800)
72 # pragma warning(disable : 4786)
73 # pragma warning(disable : 4996)
74 # endif
75 #else
76 # if defined(__clang__) || (__GNUC__ >= 4)
77 # define MagickExport __attribute__ ((visibility ("default")))
78 # define MagickPrivate __attribute__ ((visibility ("hidden")))
79 # else
80 # define MagickExport
81 # define MagickPrivate
82 # endif
83 # define ModuleExport MagickExport
84 #endif
85 
86 #define MagickCoreSignature 0xabacadabUL
87 #if !defined(MagickPathExtent)
88 # define MagickPathExtent 4096 /* always >= max(PATH_MAX,4096) */
89 #endif
90 #define MaxTextExtent MagickPathExtent
91 #define MagickTimeExtent 26
92 
93 #if defined(MAGICKCORE_HAVE___ATTRIBUTE__)
94 # define magick_aligned(x,y) x __attribute__((aligned(y)))
95 # define magick_attribute __attribute__
96 # define magick_unused(x) magick_unused_ ## x __attribute__((unused))
97 # define magick_unreferenced(x) /* nothing */
98 #elif defined(MAGICKCORE_WINDOWS_SUPPORT) && !defined(__CYGWIN__)
99 # define magick_aligned(x,y) __declspec(align(y)) x
100 # define magick_attribute(x) /* nothing */
101 # define magick_unused(x) x
102 # define magick_unreferenced(x) (x)
103 #else
104 # define magick_aligned(x,y) /* nothing */
105 # define magick_attribute(x) /* nothing */
106 # define magick_unused(x) x
107 # define magick_unreferenced(x) /* nothing */
108 #endif
109 
110 #if !defined(__clang__) && (((__GNUC__) > 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 3)))
111 # define magick_alloc_size(x) __attribute__((__alloc_size__(x)))
112 # define magick_alloc_sizes(x,y) __attribute__((__alloc_size__(x,y)))
113 #else
114 # define magick_alloc_size(x) /* nothing */
115 # define magick_alloc_sizes(x,y) /* nothing */
116 #endif
117 
118 #if defined(__clang__) || (((__GNUC__) > 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 3)))
119 # define magick_cold_spot __attribute__((__cold__))
120 # define magick_hot_spot __attribute__((__hot__))
121 #else
122 # define magick_cold_spot
123 # define magick_hot_spot
124 #endif
125 
126 #if defined(__cplusplus) || defined(c_plusplus)
127 }
128 #endif
129 
130 #endif