import core.runtime; import core.atomic; import core.stdc.string; import core.sys.posix.dlfcn; shared uint tlsDtor, dtor; void staticDtorHook() { atomicOp!"+="(tlsDtor, 1); } void sharedStaticDtorHook() { atomicOp!"+="(dtor, 1); } void runTest(string name) { auto h = Runtime.loadLibrary(name); assert(h !is null); *cast(void function()*).dlsym(h, "_D9lib_1341414staticDtorHookOPFZv") = &staticDtorHook; *cast(void function()*).dlsym(h, "_D9lib_1341420sharedStaticDtorHookOPFZv") = &sharedStaticDtorHook; Runtime.unloadLibrary(h); version (CRuntime_Musl) { // On Musl, unloadLibrary is a no-op because dlclose is a no-op assert(tlsDtor == 0); assert(dtor == 0); } else { assert(tlsDtor == 1); assert(dtor == 1); } } void main(string[] args) { auto name = args[0] ~ '\0'; const pathlen = strrchr(name.ptr, '/') - name.ptr + 1; name = name[0 .. pathlen] ~ "lib_13414.so"; runTest(name); }