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Sander Boer
2018-12-18 12:49:11 +01:00
parent 20471bd33e
commit de416eca49
1 changed files with 16 additions and 3 deletions
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src/ifcparse/IfcParse.h
+16 -3
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@@ -142,17 +142,30 @@ namespace IfcParse {
Token OperatorTokenPtr(IfcSpfLexer* tokens, unsigned start, unsigned end); Token OperatorTokenPtr(IfcSpfLexer* tokens, unsigned start, unsigned end);
Token GeneralTokenPtr(IfcSpfLexer* tokens, unsigned start, unsigned end); Token GeneralTokenPtr(IfcSpfLexer* tokens, unsigned start, unsigned end);
Token NoneTokenPtr(); Token NoneTokenPtr();
/* gcc doesn't know _Thread_local from C11 yet */
#ifdef __GNUC__
# define thread_local __thread
#elif __STDC_VERSION__ >= 201112L
# define thread_local _Thread_local
#elif defined(_MSC_VER)
# define thread_local __declspec(thread)
#else
# error Cannot define thread_local
#endif
/// A stream of tokens to be read from a IfcSpfStream. /// A stream of tokens to be read from a IfcSpfStream.
class IFC_PARSE_API IfcSpfLexer { class IFC_PARSE_API IfcSpfLexer {
private: private:
IfcCharacterDecoder* decoder; IfcCharacterDecoder* decoder;
//storage for temporary string without allocation //storage for temporary string without allocation
mutable std::string _tempString; // mutable std::string _tempString;
unsigned int skipWhitespace(); unsigned int skipWhitespace();
unsigned int skipComment(); unsigned int skipComment();
public: public:
std::string &GetTempString() const { return _tempString; } // std::string &GetTempString() const { return _tempString; }
std::string &GetTempString() const {
static thread_local std::string s;
return s;
}
IfcSpfStream* stream; IfcSpfStream* stream;
IfcFile* file; IfcFile* file;
IfcSpfLexer(IfcSpfStream* s, IfcFile* f); IfcSpfLexer(IfcSpfStream* s, IfcFile* f);