openframeworks / openframeworks/openFrameworks

Filesystem error when compiling project generator on arch

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filesystem
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Description

I have downloaded the of_v20220619_linux64gcc6_nightly version and i cant compile the project generator.

error: no matching function for call to 'absolute(__gnu_cxx::__alloc_traits<std::allocator<std::__cxx11::basic_string<char> >, std::__cxx11::basic_string<char> >::value_type&, std::string&)' 450 | std::string dll = std::filesystem::absolute(addon.dllsToCopy[i], addon.addonPath).string(); | ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from /usr/include/c++/12.1.0/filesystem:47, from /home/sonic/Desktop/open/libs/openFrameworks/utils/ofConstants.h:537: /usr/include/c++/12.1.0/bits/fs_ops.h:47:8: note: candidate: 'std::filesystem::__cxx11::path std::filesystem::absolute(const __cxx11::path&)' 47 | path absolute(const path& __p); | ^~~~~~~~ /usr/include/c++/12.1.0/bits/fs_ops.h:47:8: note: candidate expects 1 argument, 2 provided /usr/include/c++/12.1.0/bits/fs_ops.h:48:8: note: candidate: 'std::filesystem::__cxx11::path std::filesystem::absolute(const __cxx11::path&, std::error_code&)' 48 | path absolute(const path& __p, error_code& __ec); | ^~~~~~~~ /usr/include/c++/12.1.0/bits/fs_ops.h:48:46: note: no known conversion for argument 2 from 'std::string' {aka 'std::__cxx11::basic_string<char>'} to 'std::error_code&' 48 | path absolute(const path& __p, error_code& __ec); | ~~~~~~~~~~~~^~~~

Also when on qt creator i cant use the function shader.load("shadersGL3/shader"); Because it gives the error
error: undefined reference to 'ofShader::load(boost::filesystem::path const&)'

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Research direction

Start by reproducing the project generator compilation on Arch with the reported Linux nightly and inspect libs/openFrameworks/utils/ofConstants.h around line 537 and the call at line 450. Then reproduce the Qt Creator shader.load("shadersGL3/shader") linker error. Done means both reported errors are resolved and the project generator compiles successfully.

Written by the indexing model from the issue text.

Assessment

Tech stack
cpp
Domain
build-system
Issue type
Bug
Difficulty
3/5
Estimated time
1-2 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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