cooja-loader-factory throws an error "cannot allocate memory in static TLS block" when it attempts to do the dlopen on an .so

[pdeutsch-ll]

• ns3 version (cat $NS3FOLDER/VERSION or the commit hash): 3.26
• DCE version (git log|head -n1): dce-linux-1.9 / dce-quagga-1.7
• Operating system/version (lsb_release -a): Ubuntu 14.04.1 LTS
• Libc version (ldd -v): ldd (Ubuntu EGLIBC 2.19-0ubuntu6.3) 2.19
• compiler version (gcc -v/g++ -v/clang -v/clang++ -v):
  gcc version 4.8.4 (Ubuntu 4.8.4-2ubuntu1~14.04.3)

Description of the problem

cooja-loader-factory throws an error "cannot allocate memory in static TLS block" when it attempts to do the dlopen on an .so

Solution

Add these two items to the compile flags for all the user code run under dce:
-ftls-model=initial-exec -pthread
(this is in addition to the other dce compile options like -fPIC)

output of ./waf configure

Steps to reproduce