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Fix #2408 - add -d:globalSymbols (#14904)

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genotrance 2020-07-21 12:14:36 -05:00 • committed by GitHub
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3
doc/nimc.rst
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@ -454,6 +454,9 @@ Define Effect
path for the ``sh`` binary, in cases where it is not path for the ``sh`` binary, in cases where it is not
located in the default location ``/bin/sh``. located in the default location ``/bin/sh``.
``noSignalHandler`` Disable the crash handler from ``system.nim``. ``noSignalHandler`` Disable the crash handler from ``system.nim``.
``globalSymbols`` Load all ``{.dynlib.}`` libraries with the ``RTLD_GLOBAL``
flag on Posix systems to resolve symbols in subsequently
loaded libraries.
====================== ========================================================= ====================== =========================================================

5
lib/system/dyncalls.nim
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@ -91,7 +91,10 @@ when defined(posix):
dlclose(lib) dlclose(lib)
proc nimLoadLibrary(path: string): LibHandle = proc nimLoadLibrary(path: string): LibHandle =
result = dlopen(path, RTLD_NOW) let flags =
when defined(globalSymbols): RTLD_NOW or RTLD_GLOBAL
else: RTLD_NOW
result = dlopen(path, flags)
when defined(nimDebugDlOpen): when defined(nimDebugDlOpen):
let error = dlerror() let error = dlerror()
if error != nil: if error != nil: