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[meta] Be clearer about mingw threading support

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Georg Lehmann 2021-11-25 15:27:05 +01:00 committed by Philip Rebohle
parent 97f03127e9
commit 1fff48f509
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README.md
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@ -117,14 +117,17 @@ The following environment variables can be used for **debugging** purposes.
## Troubleshooting ## Troubleshooting
DXVK requires threading support from your mingw-w64 build environment. If you DXVK requires threading support from your mingw-w64 build environment. If you
are missing this, you may see "error: 'mutex' is not a member of 'std'". are missing this, you may see "error: ‘std::cv_status’ has not been declared"
or similar threading related errors.
On Debian and Ubuntu, this can be resolved by using the posix alternate, which On Debian and Ubuntu, this can be resolved by using the posix alternate, which
supports threading. For example, choose the posix alternate from these supports threading. For example, choose the posix alternate from these
commands (use i686 for 32-bit): commands:
``` ```
update-alternatives --config x86_64-w64-mingw32-gcc update-alternatives --config x86_64-w64-mingw32-gcc
update-alternatives --config x86_64-w64-mingw32-g++ update-alternatives --config x86_64-w64-mingw32-g++
update-alternatives --config i686-w64-mingw32-gcc
update-alternatives --config i686-w64-mingw32-g++
``` ```
For non debian based distros, make sure that your mingw-w64-gcc cross compiler For non debian based distros, make sure that your mingw-w64-gcc cross compiler
does have `--enable-threads=posix` enabled during configure. If your distro does does have `--enable-threads=posix` enabled during configure. If your distro does