<div dir="auto"><div>Hi Bhargab<div dir="auto"><br></div><div dir="auto">According to the error message, you need to upgrade to macOS 10.13 or later.</div><div dir="auto"><br></div><div dir="auto">Yours, Junxiao</div><br><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Tue, May 21, 2024, 10:05 Bhargab Acharya via ndnSIM <<a href="mailto:ndnsim@lists.cs.ucla.edu">ndnsim@lists.cs.ucla.edu</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><p style="text-align:center"><font color="red"><strong>External Email</strong><br></font></p><div dir="ltr">Hi,<br><br>I am trying to build ndnSIM on my Mac. <br><br>../src/wifi/model/ht/ht-frame-exchange-manager.cc:900:57: error: 'value' is unavailable: introduced in macOS 10.13<br>              hdr.SetQosQueueSize (queueSizeForTid[tid].value ());<br>                                                        ^<br>/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX14.5.sdk/usr/include/c++/v1/optional:1066:27: note: 'value' has been explicitly marked unavailable here<br>    constexpr value_type& value() &<br>                          ^<br><br>Output from ./waf configure:<br><br>Setting top to                           : /Users/bhrg3se/IdeaProjects/learning/ndn/ndnSIM/ns-3<br>Setting out to                           : /Users/bhrg3se/IdeaProjects/learning/ndn/ndnSIM/ns-3/build<br>Checking for 'clang' (C compiler)        : /usr/bin/gcc<br>Checking for cc version                  : 15.0.0<br>Checking for 'clang++' (C++ compiler)    : /usr/bin/g++<br>Checking supported compiler CXXFLAGS     : -std=c++17<br>Checking supported optimizations CXXFLAGS : -O0<br>Checking supported debug CXXFLAGS         : -ggdb -g3<br>Checking supported warnings CXXFLAGS      : -Wall -Wno-error=deprecated-declarations -fstrict-aliasing -Wstrict-aliasing<br>Checking for compilation flag -std=c++17 support : ok<br>Checking boost includes                          : 1_85 /usr/local/include<br>Checking boost libs                              : ok /usr/local/lib<br>Checking for boost linkage                       : ok<br>Checking for program 'python'                    : /Library/Frameworks/Python.framework/Versions/3.11/bin/python3<br>Checking for python version >= 2.3               : 3.11.4<br>python-config                                    : /Library/Frameworks/Python.framework/Versions/3.11/bin/python3-config<br>Asking python-config for pyembed '--cflags --libs --ldflags --embed' flags : yes<br>Testing pyembed configuration                                              : yes<br>Asking python-config for pyext '--cflags --libs --ldflags' flags           : yes<br>Testing pyext configuration                                                : yes<br>Checking for compilation flag -Wno-array-bounds support                    : ok<br>Checking for pybindgen location                                            : ../pybindgen (guessed)<br>Checking for python module 'pybindgen'                                     : 0.22.1.post1+ga619e22<br>Checking for pybindgen version                                             : 0.22.1.post1+ga619e22<br>Checking for code snippet                                                  : no<br>Checking for types uint64_t and unsigned long equivalence                  : yes<br>Checking for code snippet                                                  : yes<br>Checking for types uint64_t and unsigned long long equivalence             : no<br>Checking for the apidefs that can be used for Python bindings              : gcc-ILP32<br>Checking for internal GCC cxxabi                                           : incomplete<br>Checking for python module 'pygccxml'                                      : 2.5.0<br>Checking for pygccxml version                                              : 2.5.0<br>Checking for program 'castxml'                                             : /usr/local/bin/castxml<br>Checking for castxml version                                               : 0.6<br>Checking for click location                                                : not found<br>Checking for program 'pkg-config'                                          : /usr/local/bin/pkg-config<br>Checking for 'gtk+-3.0 >= 3.22'                                            : yes<br>Checking for 'libxml-2.0 >= 2.7'                                           : yes<br><br><br><br><span class="gmail_signature_prefix">-- </span><br><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr">Best,<br>Bhargab<br></div></div><br><div id="m_-4363084637057324320mt-signature">
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