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22 lines
591 B
C++
22 lines
591 B
C++
// Check whether we need to link to the stdc++fs library.
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//
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// We assume that the presence of the <filesystem> header means that we have
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// support for the basics of std::filesystem. This check will succeed if
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// either there is no <filesystem> header, or there is one and it works without
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// any special options. If the link fails, we assume that -lstdc++fs will fix
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// it for us.
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#include <iostream>
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#if __has_include(<filesystem>)
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# include <filesystem>
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#endif
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int main()
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{
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#if __has_include(<filesystem>)
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std::cout << std::filesystem::path{"foo.bar"}.c_str() << '\n';
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#endif
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}
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