pyrox.dev
1{
2 runCommand,
3 clang,
4 gcc64,
5 gcc32,
6 glibc_multi,
7}:
8
9let
10 combine =
11 basegcc:
12 runCommand "combine-gcc-libc" { } ''
13 mkdir -p $out
14 cp -r ${basegcc.cc}/lib $out/lib
15
16 chmod u+rw -R $out/lib
17 cp -r ${basegcc.libc}/lib/* $(ls -d $out/lib/gcc/*/*)
18 '';
19 gcc_multi_sysroot =
20 runCommand "gcc-multi-sysroot"
21 {
22 passthru = {
23 inherit (gcc64) version;
24 lib = gcc_multi_sysroot;
25 };
26 }
27 ''
28 mkdir -p $out/lib{,64}/gcc
29
30 ln -s ${combine gcc64}/lib/gcc/* $out/lib64/gcc/
31 ln -s ${combine gcc32}/lib/gcc/* $out/lib/gcc/
32 # XXX: This shouldn't be needed, clang just doesn't look for "i686-unknown"
33 ln -s $out/lib/gcc/i686-unknown-linux-gnu $out/lib/gcc/i686-pc-linux-gnu
34
35
36 # includes
37 mkdir -p $out/include
38 ln -s ${glibc_multi.dev}/include/* $out/include
39 ln -s ${gcc64.cc}/include/c++ $out/include/c++
40
41 # dynamic linkers
42 mkdir -p $out/lib/32
43 ln -s ${glibc_multi.out}/lib/ld-linux* $out/lib
44 ln -s ${glibc_multi.out}/lib/32/ld-linux* $out/lib/32/
45 '';
46
47 clangMulti = clang.override {
48 # Only used for providing expected structure re:dynamic linkers, AFAIK Most
49 # of the magic is done by setting the --gcc-toolchain option via
50 # `gccForLibs`.
51 libc = gcc_multi_sysroot;
52
53 bintools = clang.bintools.override {
54 libc = gcc_multi_sysroot;
55 };
56
57 gccForLibs = gcc_multi_sysroot // {
58 inherit (glibc_multi) libgcc;
59 langCC =
60 assert
61 (gcc64.cc.langCC != gcc32.cc.langCC)
62 -> throw "(gcc64.cc.langCC=${gcc64.cc.langCC}) != (gcc32.cc.langCC=${gcc32.cc.langCC})";
63 gcc64.cc.langCC;
64 };
65 };
66
67in
68clangMulti