netgen 6.2.2404 fails to build on debian unstable (linux)
The error message is
In file included from /build/netgen-6.2.2404+dfsg1/ng/ngpkg.cpp:58:
/build/netgen-6.2.2404+dfsg1/ng/encoding.hpp:116:15: error: 'string' has not been declared
116 | int Start(string filename) {
| ^~~~~~
/build/netgen-6.2.2404+dfsg1/ng/encoding.hpp: In member function 'int Mpeg::AddFrame()':
/build/netgen-6.2.2404+dfsg1/ng/encoding.hpp:76:23: warning: 'void av_init_packet(AVPacket*)' is deprecated [-Wdeprecated-declarations]
76 | av_init_packet(&pkt);
| ~~~~~~~~~~~~~~^~~~~~
In file included from /usr/include/x86_64-linux-gnu/libavcodec/avcodec.h:44,
from /build/netgen-6.2.2404+dfsg1/ng/encoding.hpp:8:
/usr/include/x86_64-linux-gnu/libavcodec/packet.h:653:6: note: declared here
653 | void av_init_packet(AVPacket *pkt);
| ^~~~~~~~~~~~~~
/build/netgen-6.2.2404+dfsg1/ng/encoding.hpp:82:13: error: 'cerr' was not declared in this scope; did you mean 'std::cerr'?
82 | cerr << "Error encoding video frame: " << endl;
| ^~~~
| std::cerr
In file included from /build/netgen-6.2.2404+dfsg1/libsrc/include/mystdlib.h:4,
from /build/netgen-6.2.2404+dfsg1/ng/ngpkg.cpp:7:
/usr/include/c++/14/iostream:64:18: note: 'std::cerr' declared here
64 | extern ostream cerr; ///< Linked to standard error (unbuffered)
| ^~~~
/build/netgen-6.2.2404+dfsg1/ng/encoding.hpp:82:55: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
82 | cerr << "Error encoding video frame: " << endl;
| ^~~~
| std::endl
In file included from /usr/include/c++/14/iostream:41:
/usr/include/c++/14/ostream:741:5: note: 'std::endl' declared here
741 | endl(basic_ostream<_CharT, _Traits>& __os)
| ^~~~
...
netgen 6.2.2401 builds successfully without these errors.
Some netgen files #include <mystdlib.h>, which includes some C++ std libraries. However ng/encoding.hpp does not include mystdlib.h
Attempting to build with
cmake 3.30.3
gcc 14.2.0
netgen 6.2.2404 fails to build on debian unstable (linux)
The error message is
netgen 6.2.2401 builds successfully without these errors.
Some netgen files #include <mystdlib.h>, which includes some C++ std libraries. However ng/encoding.hpp does not include mystdlib.h
Attempting to build with
cmake 3.30.3
gcc 14.2.0