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[wip] ns3 update + Dce (direct code execution init) #41264

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[wip] ns3 update + Dce (direct code execution init) #41264

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teto
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@teto teto commented May 30, 2018

Motivation for this change

It's a bit messy at the moment but I share because I have some trouble generating the python bindings, castxml can't find standard headers such as stddef.h. I've read a few issues about it and tried a few things to no avail.

./waf --apiscan=all --no32bit-scan -v
Waf: Entering directory `/home/teto/scratch/source/build'
Modules to scan:  ['antenna', 'applications', 'bridge', 'buildings', 'config-store', 'core', 'csma', 'energy', 'fd-net-device', 'internet', 'lr-wpan', 'lte', 'mobility', 'mpi', 'network', 'point-to-point', 'point-to-point-layout', 'propagation', 'spectrum', 'stats', 'traffic-control', 'uan', 'virtual-net-device', 'wave', 'wifi', 'wimax']
api-scan-gcc_LP64
api-scan-gcc_LP64
api-scan-gcc_LP64
api-scan-gcc_LP64
<ns3modulegen_core_customizations.SmartPointerTransformation object at 0x7f92fba03dd0>
<ns3modulegen_core_customizations.SmartPointerTransformation object at 0x7f5c4c9b5dd0>
<ns3modulegen_core_customizations.SmartPointerTransformation object at 0x7fe54ff56dd0>
INFO Parsing source file "/home/teto/scratch/source/build/ns3/antenna-module.h" ... 
INFO Parsing source file "/home/teto/scratch/source/build/ns3/buildings-module.h" ... 
INFO Parsing source file "/home/teto/scratch/source/build/ns3/bridge-module.h" ... 
warning: argument unused during compilation: '-nostdlibinc' [-Wunused-command-line-argument]
<ns3modulegen_core_customizations.SmartPointerTransformation object at 0x7f2470e35dd0>
warning: argument unused during compilation: '-nostdlibinc' [-Wunused-command-line-argument]
warning: argument unused during compilation: '-nostdlibinc' [-Wunused-command-line-argument]
In file included from /home/teto/scratch/source/build/ns3/bridge-module.h:10:
In file included from /home/teto/scratch/source/build/ns3/bridge-channel.h:21:
In file included from /home/teto/scratch/source/build/ns3/net-device.h:25:
In file included from /home/teto/scratch/source/build/ns3/callback.h:24:
In file included from /home/teto/scratch/source/build/ns3/ptr.h:24:
In file included from /nix/store/ng5kbr6kmh979qaachifbsbblydrcmqc-gcc-7.3.0/include/c++/7.3.0/iostream:39:
In file included from /nix/store/ng5kbr6kmh979qaachifbsbblydrcmqc-gcc-7.3.0/include/c++/7.3.0/ostream:38:
In file included from /nix/store/ng5kbr6kmh979qaachifbsbblydrcmqc-gcc-7.3.0/include/c++/7.3.0/ios:38:
In file included from /nix/store/ng5kbr6kmh979qaachifbsbblydrcmqc-gcc-7.3.0/include/c++/7.3.0/iosfwd:40:
In file included from /nix/store/ng5kbr6kmh979qaachifbsbblydrcmqc-gcc-7.3.0/include/c++/7.3.0/bits/postypes.h:40:
In file included from /nix/store/ng5kbr6kmh979qaachifbsbblydrcmqc-gcc-7.3.0/include/c++/7.3.0/cwchar:44:
/nix/store/lb3kkvyylnbcxn5jad9i11szxlhkpkjq-glibc-2.27-dev/include/wchar.h:35:10: fatal error: 
      'stddef.h' file not found
#include <stddef.h>
         ^~~~~~~~~~

To reproduce the problem:

nix-shell -E 'with (import <nixpkgs> {}); ns3clang.override { pythonSupport=true; }
$ unpackPhase
$ cd source
$ configurePhase
$ buildPhase
$ ./waf --apiscan=all --no32bit-scan -v
Things done
  • Tested using sandboxing (nix.useSandbox on NixOS, or option build-use-sandbox in nix.conf on non-NixOS)
  • Built on platform(s)
    • NixOS
    • macOS
    • other Linux distributions
  • Tested via one or more NixOS test(s) if existing and applicable for the change (look inside nixos/tests)
  • Tested compilation of all pkgs that depend on this change using nix-shell -p nox --run "nox-review wip"
  • Tested execution of all binary files (usually in ./result/bin/)
  • Fits CONTRIBUTING.md.

@teto teto requested a review from FRidh as a code owner May 30, 2018 17:07
@teto
dce: init at 1.10
4ad5139
@teto
pythonPackages.cxxfilt: init at 0.1.0
3894575
@teto
for now fails with
7c9ec57 
Modules to scan:  ['antenna', 'applications', 'bridge', 'buildings', 'config-store', 'core', 'csma', 'energy', 'fd-net-device', 'internet', 'lr-wpan', 'lte', 'mobility', 'mpi', 'network', 'point-to-point', 'point-to-point-layout', 'propagation', 'spectrum', 'stats', 'traffic-control', 'uan', 'virtual-net-device', 'wave', 'wifi', 'wimax']
api-scan-gcc_ILP32
api-scan-gcc_ILP32
api-scan-gcc_ILP32
api-scan-gcc_ILP32
Traceback (most recent call last):
  File "/home/teto/scratch/source/bindings/python/ns3modulescan-modular.py", line 7, in <module>
    from pybindgen.castxmlparser import ModuleParser, PygenClassifier, PygenSection, WrapperWarning, find_declaration_from_name
  File "/nix/store/asc432y7qzm5b76d2by2w71g2lp5lrx0-python-2.7.14-env/lib/python2.7/site-packages/pybindgen/castxmlparser.py", line 56, in <module>
    from cxxfilt import demangle
  File "/nix/store/asc432y7qzm5b76d2by2w71g2lp5lrx0-python-2.7.14-env/lib/python2.7/site-packages/cxxfilt/__init__.py", line 42, in <module>
    libcxx = ctypes.CDLL(find_any_library('c++', 'stdc++'))
  File "/nix/store/asc432y7qzm5b76d2by2w71g2lp5lrx0-python-2.7.14-env/lib/python2.7/ctypes/__init__.py", line 366, in __init__
    self._handle = _dlopen(self._name, mode)
OSError: libstdc++.so.6: cannot open shared object file: No such file or directory
Traceback (most recent call last):
  File "/home/teto/scratch/source/bindings/python/ns3modulescan-modular.py", line 7, in <module>
    from pybindgen.castxmlparser import ModuleParser, PygenClassifier, PygenSection, WrapperWarning, find_declaration_from_name
  File "/nix/store/asc432y7qzm5b76d2by2w71g2lp5lrx0-python-2.7.14-env/lib/python2.7/site-packages/pybindgen/castxmlparser.py", line 56, in <module>
    from cxxfilt import demangle
  File "/nix/store/asc432y7qzm5b76d2by2w71g2lp5lrx0-python-2.7.14-env/lib/python2.7/site-packages/cxxfilt/__init__.py", line 42, in <module>
    libcxx = ctypes.CDLL(find_any_library('c++', 'stdc++'))
  File "/nix/store/asc432y7qzm5b76d2by2w71g2lp5lrx0-python-2.7.14-env/lib/python2.7/ctypes/__init__.py", line 366, in __init__
    self._handle = _dlopen(self._name, mode)
OSError: libstdc++.so.6: cannot open shared object file: No such file or directory
Traceback (most recent call last):
  File "/home/teto/scratch/source/bindings/python/ns3modulescan-modular.py", line 7, in <module>
@teto
starting to add a waf builder
007c3bc
@teto
castxml can't find it
2eff123
@teto
what the hell am I doing, go to sleep already
548b12e
@teto
hum
19017fd
@teto
WIP
c9a352b
@teto
fixed some clang compilation problems
c8aca89
@teto
will it ever work ?
1402fd5
@teto
fetching fixes from my nixos-unstable
a2abcc0
@bobvanderlinden
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This still in progress?

@teto
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teto commented Apr 14, 2019

@bobvanderlinden yes. I plan to split it into different PRs for easier reviewing in ~2 weeks.

@link2xt link2xt mentioned this pull request Aug 10, 2019
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@teto
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teto commented Sep 20, 2019

this has become a bit of a mess. Check #67240 for the ns-3 update. I will work on the dce update.

@teto teto closed this Sep 20, 2019
@teto teto deleted the dce branch December 31, 2023 16:26
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