Bug 1441454 - Dynamically load library with global linkage so that we can access symbols within them, r=jorendorff

--HG--
extra : rebase_source : 31c4083e472f99f7bdc775c6ba26d5cee5a92687
extra : amend_source : db57cf78485871f3850f0d5a0a0f1ea66e6a2882

js/src/shell/js.cpp

@@ -8890,7 +8890,10 @@ class AutoLibraryLoader {
     }
 
     PRLibrary* load(const char* path) {
-        PRLibrary* dll = PR_LoadLibrary(path);
+        PRLibSpec libSpec;
+        libSpec.type = PR_LibSpec_Pathname;
+        libSpec.value.pathname = path;
+        PRLibrary* dll = PR_LoadLibraryWithFlags(libSpec, PR_LD_NOW | PR_LD_GLOBAL);
         if (!dll) {
 #ifdef JS_POSIX_NSPR
             fprintf(stderr, "LoadLibrary '%s' failed: %s\n", path, dlerror());