[PATCH] D101960: [openmp] Drop requirement on library path environment variables

[Jon Chesterfield via Phabricator via cfe-commits]

JonChesterfield added inline comments.


================
Comment at: openmp/libomptarget/src/rtl.cpp:76
 
+  std::string full_plugin_name;
+  void *handle = dlopen("libomptarget.so", RTLD_NOW);
----------------
JonChesterfield wrote:
> This logic is cut from D73657 without addressing any of the review comments. Idea is to look for the offloading plugins next to libomptarget, instead of in dlopen's default search path. Will address the previous comments when splitting out to a separate patch.
There's a D87413 that I didn't know about before seeing a comment on D73657 just now. That uses RTLD_DI_LINKMAP with dlinfo instead. I'm leaning towards dladdr because it seems to exist on more platforms but haven't looked into the options closely yet.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D101960/new/

https://reviews.llvm.org/D101960