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build: move internals to separate header file
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], | ||
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'defines': [ | ||
'NODE_WANT_INTERNALS=1', | ||
'ARCH="<(target_arch)"', | ||
'PLATFORM="<(OS)"', | ||
], | ||
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// Copyright Joyent, Inc. and other Node contributors. | ||
// | ||
// Permission is hereby granted, free of charge, to any person obtaining a | ||
// copy of this software and associated documentation files (the | ||
// "Software"), to deal in the Software without restriction, including | ||
// without limitation the rights to use, copy, modify, merge, publish, | ||
// distribute, sublicense, and/or sell copies of the Software, and to permit | ||
// persons to whom the Software is furnished to do so, subject to the | ||
// following conditions: | ||
// | ||
// The above copyright notice and this permission notice shall be included | ||
// in all copies or substantial portions of the Software. | ||
// | ||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | ||
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | ||
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN | ||
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, | ||
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR | ||
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE | ||
// USE OR OTHER DEALINGS IN THE SOFTWARE. | ||
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#ifndef SRC_NODE_INTERNALS_H_ | ||
#define SRC_NODE_INTERNALS_H_ | ||
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namespace node { | ||
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#ifndef offset_of | ||
// g++ in strict mode complains loudly about the system offsetof() macro | ||
// because it uses NULL as the base address. | ||
#define offset_of(type, member) \ | ||
((intptr_t) ((char *) &(((type *) 8)->member) - 8)) | ||
#endif | ||
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#ifndef container_of | ||
#define container_of(ptr, type, member) \ | ||
((type *) ((char *) (ptr) - offset_of(type, member))) | ||
#endif | ||
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#ifndef ARRAY_SIZE | ||
#define ARRAY_SIZE(a) (sizeof((a)) / sizeof((a)[0])) | ||
#endif | ||
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// | ||
// isolates support | ||
// | ||
#if HAVE_ISOLATES | ||
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# if _WIN32 | ||
# define THREAD __declspec(thread) | ||
# else | ||
# define THREAD __thread | ||
# endif | ||
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# define TLS(type, name) THREAD type* __tls_##name | ||
# define VAR(name) (*__tls_##name) | ||
# define EMPTY(name) (__tls_##name == NULL) | ||
# define ASSIGN(name, val) ((__tls_##name) = P(val)) | ||
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# define LAZY_ASSIGN(name, val) \ | ||
do if (!__tls_##name) ((__tls_##name) = P(val)); while (0) | ||
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template <class T> inline v8::Persistent<T>* P(v8::Handle<T> v) | ||
{ | ||
return new v8::Persistent<T>(v8::Persistent<T>::New(v)); | ||
} | ||
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inline v8::Persistent<v8::String>* P(const char* symbol) | ||
{ | ||
return new v8::Persistent<v8::String>( | ||
v8::Persistent<v8::String>::New( | ||
v8::String::NewSymbol(symbol))); | ||
} | ||
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#else // !HAVE_ISOLATES | ||
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# define THREAD /* nothing */ | ||
# define TLS(type, name) type name | ||
# define VAR(name) (name) | ||
# define EMPTY(name) ((name).IsEmpty()) | ||
# define ASSIGN(name, val) ((name) = P(val)) | ||
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# define LAZY_ASSIGN(name, val) \ | ||
do if ((name).IsEmpty()) (name) = P(val); while (0) | ||
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template <class T> inline v8::Persistent<T> P(v8::Handle<T> v) | ||
{ | ||
return v8::Persistent<T>(v); | ||
} | ||
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inline v8::Persistent<v8::String> P(const char* symbol) | ||
{ | ||
return v8::Persistent<v8::String>::New( | ||
v8::String::NewSymbol(symbol)); | ||
} | ||
#endif // HAVE_ISOLATES | ||
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} // namespace node | ||
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#endif // SRC_NODE_INTERNALS_H_ |