/usr/include/ola/base/Macro.h is in libola-dev 0.10.3.nojsmin-2+deb9u1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 | /*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Macro.h
*/
/**
* @file Macro.h
* @brief Helper macros.
*/
#ifndef INCLUDE_OLA_BASE_MACRO_H_
#define INCLUDE_OLA_BASE_MACRO_H_
/**
* @def DISALLOW_COPY_AND_ASSIGN(Foo)
* @brief Creates dummy copy constructor and assignment operator declarations.
*
* Use this in the private: section of a class to prevent copying / assignment.
*
* @examplepara
* @code
* class Foo {
* public:
* Foo() { ... }
*
* private:
* DISALLOW_COPY_AND_ASSIGN(Foo);
* };
* @endcode
*/
#define DISALLOW_COPY_AND_ASSIGN(TypeName) \
TypeName(const TypeName&); \
void operator=(const TypeName&)
/**
* @def OLA_UNUSED
* @brief Mark unused arguments & types.
*
* @examplepara
* @code
* void Foo(OLA_UNUSED int bar) {}
*
* OLA_UNUSED typedef int Baz;
* @endcode
*/
#ifdef __GNUC__
#define OLA_UNUSED __attribute__ ((unused))
#else
#define OLA_UNUSED
#endif // __GNUC__
/**
* @def STATIC_ASSERT
* @brief Compile time assert().
*
* @examplepara
* @code
* PACK(
* struct foo_s {
* uint16_t bar;
* });
* STATIC_ASSERT(sizeof(foo_s) == 2);
* @endcode
*/
/*
* This code was adapted from:
* http://blogs.msdn.com/b/abhinaba/archive/
* 2008/10/27/c-c-compile-time-asserts.aspx
*/
#ifdef __cplusplus
#define JOIN(X, Y) JOIN2(X, Y)
#define JOIN2(X, Y) X##Y
namespace internal {
template <bool> struct STATIC_ASSERT_FAILURE;
template <> struct STATIC_ASSERT_FAILURE<true> { enum { value = 1 }; };
template<int x> struct static_assert_test{};
}
#define STATIC_ASSERT(x) \
OLA_UNUSED typedef ::internal::static_assert_test<\
sizeof(::internal::STATIC_ASSERT_FAILURE< static_cast<bool>( x ) >)>\
JOIN(_static_assert_typedef, __LINE__)
#else // __cplusplus
#define STATIC_ASSERT(x) extern int __dummy[static_cast<int>x]
#endif // __cplusplus
/*
* End of adapted code.
*/
/**
* @def PACK
* @brief Pack structures.
*
* In order to account for platform differences with regard to packing, we
* need to use the following macro while declaring types that need to have a
* specific binary layout.
* Taken from:
* http://stackoverflow.com/questions/1537964/
* visual-c-equivalent-of-gccs-attribute-packed
*
* @examplepara
* @code
* PACK(
* struct foo_s {
* uint16_t bar;
* });
* @endcode
*/
#ifdef _WIN32
#ifdef _MSC_VER
#define PACK(__Declaration__) \
__pragma(pack(push, 1)) \
__Declaration__; \
__pragma(pack(pop))
#else
#define PACK(__Declaration__) \
_Pragma("pack(push, 1)") \
__Declaration__; \
_Pragma("pack(pop)")
#endif // _MSC_VER
#else
#define PACK(__Declaration__) __Declaration__ __attribute__((__packed__))
#endif // _WIN32
#endif // INCLUDE_OLA_BASE_MACRO_H_
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