src/steamnetworkingsockets_messages_certs.pb.h:10:10: fatal error: /usr/local/include/google/protobuf/port_def.inc: Permission denied

[raphael10-collab]

raphy@raohy:~$ git clone --recurse-submodules https://github.com/ValveSoftware/GameNetworkingSockets.git
Cloning into 'GameNetworkingSockets'...
remote: Enumerating objects: 10481, done.
remote: Counting objects: 100% (2844/2844), done.
remote: Compressing objects: 100% (459/459), done.
remote: Total 10481 (delta 2437), reused 2601 (delta 2362), pack-reused 7637 (from 1)
Receiving objects: 100% (10481/10481), 15.85 MiB | 26.09 MiB/s, done.
Resolving deltas: 100% (7659/7659), done.
Submodule 'src/external/abseil' (https://github.com/abseil/abseil-cpp) registered for path 'src/external/abseil'
Submodule 'src/external/picojson' (https://github.com/kazuho/picojson.git) registered for path 'src/external/picojson'
Submodule 'src/external/webrtc' (https://webrtc.googlesource.com/src) registered for path 'src/external/webrtc'
Cloning into '/home/raphy/GameNetworkingSockets/src/external/abseil'...
remote: Enumerating objects: 28497, done.        
remote: Counting objects: 100% (20/20), done.        
remote: Compressing objects: 100% (16/16), done.        
remote: Total 28497 (delta 4), reused 16 (delta 4), pack-reused 28477 (from 1)        
Receiving objects: 100% (28497/28497), 16.67 MiB | 19.69 MiB/s, done.
Resolving deltas: 100% (22121/22121), done.
Cloning into '/home/raphy/GameNetworkingSockets/src/external/picojson'...
remote: Enumerating objects: 631, done.        
remote: Counting objects: 100% (10/10), done.        
remote: Compressing objects: 100% (10/10), done.        
remote: Total 631 (delta 4), reused 3 (delta 0), pack-reused 621 (from 1)        
Receiving objects: 100% (631/631), 206.12 KiB | 2.51 MiB/s, done.
Resolving deltas: 100% (325/325), done.
Cloning into '/home/raphy/GameNetworkingSockets/src/external/webrtc'...
remote: Total 463412 (delta 332583), reused 463412 (delta 332583)        
Receiving objects: 100% (463412/463412), 430.87 MiB | 42.50 MiB/s, done.
Resolving deltas: 100% (332583/332583), done.
Submodule path 'src/external/abseil': checked out 'c2435f8342c2d0ed8101cb43adfd605fdc52dca2'
Submodule path 'src/external/picojson': checked out '111c9be5188f7350c2eac9ddaedd8cca3d7bf394'
Submodule path 'src/external/webrtc': checked out '30a3e787948dd6cdd541773101d664b85eb332a6'

raphy@raohy:~$ cd GameNetworkingSockets/

raphy@raohy:~/GameNetworkingSockets$ cmake -B builddir
-- The C compiler identification is GNU 12.3.0
-- The CXX compiler identification is GNU 14.2.0
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Check for working C compiler: /usr/bin/cc - skipped
-- Detecting C compile features
-- Detecting C compile features - done
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Check for working CXX compiler: /usr/bin/c++ - skipped
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- Setting CMAKE_BUILD_TYPE to 'RelWithDebInfo' as none was specified.
-- Found OpenSSL: /usr/lib/x86_64-linux-gnu/libcrypto.so (found version "3.0.13")
-- OPENSSL_INCLUDE_DIR = /usr/include
-- Looking for EVP_MD_CTX_free
-- Looking for EVP_MD_CTX_free - found
-- Found Protobuf: /usr/lib/x86_64-linux-gnu/libprotobuf.so (found version "3.21.12")
-- Found Threads: TRUE
-- Performing Test _fvisibility_hidden_TEST
-- Performing Test _fvisibility_hidden_TEST - Success
-- Performing Test _fno_strict_aliasing_TEST
-- Performing Test _fno_strict_aliasing_TEST - Success
-- Performing Test _Wall_TEST
-- Performing Test _Wall_TEST - Success
-- Performing Test _Wno_unknown_pragmas_TEST
-- Performing Test _Wno_unknown_pragmas_TEST - Success
-- Performing Test _Wno_sign_compare_TEST
-- Performing Test _Wno_sign_compare_TEST - Success
-- Performing Test _Wno_unused_local_typedef_TEST
-- Performing Test _Wno_unused_local_typedef_TEST - Success
-- Performing Test _Wno_unused_const_variable_TEST
-- Performing Test _Wno_unused_const_variable_TEST - Success
-- Performing Test _Wno_nested_anon_types_TEST
-- Performing Test _Wno_nested_anon_types_TEST - Success
-- Performing Test _Wno_format_truncation_TEST
-- Performing Test _Wno_format_truncation_TEST - Success
-- Performing Test _Wstrict_prototypes_TEST
-- Performing Test _Wstrict_prototypes_TEST - Success
-- Performing Test _fvisibility_inlines_hidden_TEST
-- Performing Test _fvisibility_inlines_hidden_TEST - Success
-- Performing Test _Wno_reorder_TEST
-- Performing Test _Wno_reorder_TEST - Success
-- Performing Test _Wno_non_virtual_dtor_TEST
-- Performing Test _Wno_non_virtual_dtor_TEST - Success
-- Performing Test _Wno_zero_as_null_pointer_constant_TEST
-- Performing Test _Wno_zero_as_null_pointer_constant_TEST - Success
-- Performing Test _fno_exceptions_TEST
-- Performing Test _fno_exceptions_TEST - Success
-- Performing Test _fno_rtti_TEST
-- Performing Test _fno_rtti_TEST - Success
-- Crypto library for AES/SHA256: OpenSSL
-- Crypto library for ed25519/curve25519: 
-- Link-time optimization: OFF
-- Configuring done (1.4s)
-- Generating done (0.0s)
-- Build files have been written to: /home/raphy/GameNetworkingSockets/builddir

raphy@raohy:~/GameNetworkingSockets$ cmake --build builddir/
[  1%] Running cpp protocol buffer compiler on common/steamnetworkingsockets_messages_udp.proto
[  2%] Running cpp protocol buffer compiler on common/steamnetworkingsockets_messages.proto
[  3%] Running cpp protocol buffer compiler on common/steamnetworkingsockets_messages_certs.proto
[  5%] Building CXX object src/CMakeFiles/GameNetworkingSockets.dir/common/steamid.cpp.o
[  6%] Building CXX object src/CMakeFiles/GameNetworkingSockets.dir/steamnetworkingsockets/steamnetworkingsockets_certs.cpp.o
In file included from /home/raphy/GameNetworkingSockets/src/steamnetworkingsockets/steamnetworkingsockets_internal.h:27,
                 from /home/raphy/GameNetworkingSockets/src/steamnetworkingsockets/steamnetworkingsockets_certs.cpp:5:
/home/raphy/GameNetworkingSockets/builddir/src/steamnetworkingsockets_messages_certs.pb.h:10:10: fatal error: /usr/local/include/google/protobuf/port_def.inc: Permission denied
   10 | #include <google/protobuf/port_def.inc>
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
compilation terminated.
gmake[2]: *** [src/CMakeFiles/GameNetworkingSockets.dir/build.make:114: src/CMakeFiles/GameNetworkingSockets.dir/steamnetworkingsockets/steamnetworkingsockets_certs.cpp.o] Error 1
gmake[1]: *** [CMakeFiles/Makefile2:118: src/CMakeFiles/GameNetworkingSockets.dir/all] Error 2
gmake: *** [Makefile:136: all] Error 2
raphy@raohy:~/GameNetworkingSockets$ 

OS: Ubuntu 24.04
gcc version: 14.2.0

[kisak-valve]

Hello @raphael10-collab, does the user you're using to compile have access to /usr/local/include/google/protobuf/port_def.inc? Your build log is telling you that it wasn't allowed and the contents of /usr/local is outside of this project.