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slic3r-prusa3d: comments on why we apply some patches

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André-Patrick Bubel 2018-10-02 09:22:57 +02:00
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pkgs/applications/misc/slic3r/prusa3d.nix
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@ -73,7 +73,15 @@ stdenv.mkDerivation rec {
]); ]);
prePatch = '' prePatch = ''
# In nix ioctls.h isn't available from the standard kernel-headers package
# on other distributions. As the copy in glibc seems to be identical to the
# one in the kernel, we use that one instead.
sed -i 's|"/usr/include/asm-generic/ioctls.h"|<asm-generic/ioctls.h>|g' xs/src/libslic3r/GCodeSender.cpp sed -i 's|"/usr/include/asm-generic/ioctls.h"|<asm-generic/ioctls.h>|g' xs/src/libslic3r/GCodeSender.cpp
# PERL_VENDORARCH and PERL_VENDORLIB aren't detected correctly by the build
# system, so we have to override them. Setting them as environment variables
# doesn't work though, so patching the paths directly in the CMakeLists.txt
# seems to be the easisest way.
sed -i "s|\''${PERL_VENDORARCH}|$out/lib/slic3r-prusa3d|g" xs/CMakeLists.txt sed -i "s|\''${PERL_VENDORARCH}|$out/lib/slic3r-prusa3d|g" xs/CMakeLists.txt
sed -i "s|\''${PERL_VENDORLIB}|$out/lib/slic3r-prusa3d|g" xs/CMakeLists.txt sed -i "s|\''${PERL_VENDORLIB}|$out/lib/slic3r-prusa3d|g" xs/CMakeLists.txt
''; '';