33 lines
931 B
C++
33 lines
931 B
C++
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#include <regex>
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namespace DFHack {
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namespace neverCalled {
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/**
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* gcc/linstdc++ seems to generate code that links libstdc++ back to first
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* shared object using std::regex. To allow plugins unload with std::regex in
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* the code we need the std::regex functions inside libdfhack.so.
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*
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* If your plugin decides to use any overloads that aren't listed here it may
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* stay in memory after dlclose.
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*/
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std::regex stdRegexPluginUnloadWorkaround()
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{
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std::regex fake("foo");
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std::string haystack("bar is foo in the world");
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std::regex fake2(std::string("bar"));
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if (std::regex_match(haystack, fake))
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std::swap(fake, fake2);
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if (std::regex_search(haystack, fake))
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std::swap(fake, fake2);
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const char* haystack2 = "foo";
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if (std::regex_match(haystack2, fake))
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std::swap(fake, fake2);
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if (std::regex_search(haystack2, fake))
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std::swap(fake, fake2);
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return fake;
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}
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}
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}
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