Adding an attempt to crossbuild bootstrap tools for the pi.

Based on the cross/make-bootstrap-tools.nix I had for the sheevaplug
in my nixos.org svn configuration directory.

1 files changed, 256 insertions, 0 deletions

diff --git a/pkgs/stdenv/linux/make-bootstrap-tools-crosspi.nix b/pkgs/stdenv/linux/make-bootstrap-tools-crosspi.nix
new file mode 100644
index 000000000000..061e5f35528a
--- /dev/null
+++ b/pkgs/stdenv/linux/make-bootstrap-tools-crosspi.nix
@@ -0,0 +1,256 @@
+{system ? builtins.currentSystem}:
+
+let
+  pkgsFun = import <nixpkgs/default.nix>;   # The root nixpkgs default.nix
+  pkgsNoParams = pkgsFun {};
+  raspberrypiCrossSystem = {
+    crossSystem = {
+        config = "armv6l-unknown-linux-gnueabi";  
+        bigEndian = false;
+        arch = "arm";
+        float = "hard";
+        fpu = "vfp";
+        withTLS = true;
+        libc = "glibc";
+        platform = pkgsNoParams.platforms.raspberrypi;
+        openssl.system = "linux-generic32";
+	gcc = {
+          arch = "armv6";
+          fpu = "vfp";
+          float = "hard";
+	};
+    };
+  };
+
+  raspberrypiCrossSystemUclibc = {
+    crossSystem = {
+        config = "armv6l-unknown-linux-gnueabi";  
+        bigEndian = false;
+        arch = "arm";
+        float = "hard";
+        fpu = "vfp";
+        withTLS = true;
+        libc = "uclibc";
+        platform = pkgsNoParams.platforms.raspberrypi;
+        openssl.system = "linux-generic32";
+	gcc = {
+          arch = "armv6";
+          fpu = "vfp";
+          float = "hard";
+	};
+	uclibc.extraConfig = ''
+	  ARCH_WANTS_BIG_ENDIAN n
+	  ARCH_BIG_ENDIAN n
+	  ARCH_WANTS_LITTLE_ENDIAN y
+	  ARCH_LITTLE_ENDIAN y
+	'';
+    };
+  };
+
+  pkgsuclibc = pkgsFun ({inherit system;} // raspberrypiCrossSystemUclibc);
+  pkgs = pkgsFun ({inherit system;} // raspberrypiCrossSystem);
+
+  inherit (pkgs) stdenv nukeReferences cpio binutilsCross;
+
+  # We want coreutils without ACL support.
+  coreutils_base = pkgs.coreutils.override (args: {
+    aclSupport = false;
+  });
+
+  coreutils_ = coreutils_base.hostDrv;
+
+  glibc = pkgs.libcCross;
+  bash = pkgs.bash.hostDrv;
+  findutils = pkgs.findutils.hostDrv;
+  diffutils = pkgs.diffutils.hostDrv;
+  gnused = pkgs.gnused.hostDrv;
+  gnugrep = pkgs.gnugrep.hostDrv;
+  gawk = pkgs.gawk.hostDrv;
+  gnutar = pkgs.gnutar.hostDrv;
+  gzip = pkgs.gzip.hostDrv;
+  bzip2 = pkgs.bzip2.hostDrv;
+  gnumake = pkgs.gnumake.hostDrv;
+  patch = pkgs.patch.hostDrv;
+  patchelf = pkgs.patchelf.hostDrv;
+  replace = pkgs.replace.hostDrv;
+  gcc = pkgs.gcc;
+  gmp = pkgs.gmp.hostDrv;
+  mpfr = pkgs.mpfr.hostDrv;
+  #ppl = pkgs.ppl.hostDrv;
+  #cloogppl = pkgs.cloogppl.hostDrv;
+  binutils = pkgs.binutils.hostDrv;
+  klibc = pkgs.klibc.hostDrv;
+
+in
+
+rec {
+
+  curlStatic = import <nixpkgs/pkgs/tools/networking/curl> {
+    stdenv = pkgsuclibc.stdenv;
+    inherit (pkgsuclibc) fetchurl;
+    zlibSupport = false;
+    sslSupport = false;
+    linkStatic = true;
+  };
+
+  bzip2Static = import <nixpkgs/pkgs/tools/compression/bzip2> {
+    stdenv = pkgsuclibc.stdenv;
+    inherit (pkgsuclibc) fetchurl;
+    linkStatic = true;
+  };
+
+  build = 
+
+    stdenv.mkDerivation {
+      name = "build";
+
+      buildInputs = [nukeReferences cpio binutilsCross];
+
+      crossConfig = stdenv.cross.config;
+
+      buildCommand = ''
+	set -x
+        ensureDir $out/bin $out/lib $out/libexec
+
+        # Copy what we need of Glibc.
+        cp -d ${glibc}/lib/ld-*.so* $out/lib
+        cp -d ${glibc}/lib/libc*.so* $out/lib
+        cp -d ${glibc}/lib/libc_nonshared.a $out/lib
+        cp -d ${glibc}/lib/libm*.so* $out/lib
+        cp -d ${glibc}/lib/libdl*.so* $out/lib
+        cp -d ${glibc}/lib/librt*.so*  $out/lib
+        cp -d ${glibc}/lib/libpthread*.so* $out/lib
+        cp -d ${glibc}/lib/libnsl*.so* $out/lib
+        cp -d ${glibc}/lib/libutil*.so* $out/lib
+        cp -d ${glibc}/lib/crt?.o $out/lib
+        
+        cp -rL ${glibc}/include $out
+        chmod -R u+w $out/include
+        
+        # Hopefully we won't need these.
+        rm -rf $out/include/mtd $out/include/rdma $out/include/sound $out/include/video
+        find $out/include -name .install -exec rm {} \;
+        find $out/include -name ..install.cmd -exec rm {} \;
+        mv $out/include $out/include-glibc
+        
+        # Copy coreutils, bash, etc.
+        cp ${coreutils_}/bin/* $out/bin
+        (cd $out/bin && rm vdir dir sha*sum pinky factor pathchk runcon shuf who whoami shred users)
+        
+        cp ${bash}/bin/bash $out/bin
+        cp ${findutils}/bin/find $out/bin
+        cp ${findutils}/bin/xargs $out/bin
+        cp -d ${diffutils}/bin/* $out/bin
+        cp -d ${gnused}/bin/* $out/bin
+        cp -d ${gnugrep}/bin/* $out/bin
+        cp ${gawk}/bin/gawk $out/bin
+        cp -d ${gawk}/bin/awk $out/bin
+        cp ${gnutar}/bin/tar $out/bin
+        cp ${gzip}/bin/gzip $out/bin
+        cp ${bzip2}/bin/bzip2 $out/bin
+        cp -d ${gnumake}/bin/* $out/bin
+        cp -d ${patch}/bin/* $out/bin
+        cp ${patchelf}/bin/* $out/bin
+        cp ${replace}/bin/* $out/bin
+
+        cp -d ${gnugrep.pcre.hostDrv}/lib/libpcre*.so* $out/lib # needed by grep
+        
+        # Copy what we need of GCC.
+        cp -d ${gcc.gcc.hostDrv}/bin/gcc $out/bin
+        cp -d ${gcc.gcc.hostDrv}/bin/cpp $out/bin
+        cp -d ${gcc.gcc.hostDrv}/bin/g++ $out/bin
+        cp -d ${gcc.gcc.hostDrv}/lib*/libgcc_s.so* $out/lib
+        cp -d ${gcc.gcc.hostDrv}/lib*/libstdc++.so* $out/lib
+        cp -rd ${gcc.gcc.hostDrv}/lib/gcc $out/lib
+        chmod -R u+w $out/lib
+        rm -f $out/lib/gcc/*/*/include*/linux
+        rm -f $out/lib/gcc/*/*/include*/sound
+        rm -rf $out/lib/gcc/*/*/include*/root
+        rm -f $out/lib/gcc/*/*/include-fixed/asm
+        rm -rf $out/lib/gcc/*/*/plugin
+        #rm -f $out/lib/gcc/*/*/*.a
+        cp -rd ${gcc.gcc.hostDrv}/libexec/* $out/libexec
+        mkdir $out/include
+        cp -rd ${gcc.gcc.hostDrv}/include/c++ $out/include
+        chmod -R u+w $out/include
+        rm -rf $out/include/c++/*/ext/pb_ds
+        rm -rf $out/include/c++/*/ext/parallel
+
+        cp -d ${gmp}/lib/libgmp*.so* $out/lib
+        cp -d ${mpfr}/lib/libmpfr*.so* $out/lib
+        
+        # Copy binutils.
+        for i in as ld ar ranlib nm strip readelf objdump; do
+          cp ${binutils}/bin/$i $out/bin
+        done
+
+        chmod -R u+w $out
+        
+        # Strip executables even further.
+        for i in $out/bin/* $out/libexec/gcc/*/*/*; do
+            if test -x $i -a ! -L $i; then
+                chmod +w $i
+                $crossConfig-strip -s $i || true
+            fi
+        done
+
+        nuke-refs $out/bin/*
+        nuke-refs $out/lib/*
+        nuke-refs $out/libexec/gcc/*/*/*
+
+        mkdir $out/.pack
+        mv $out/* $out/.pack
+        mv $out/.pack $out/pack
+
+        mkdir $out/on-server
+        (cd $out/pack && (find | cpio -o -H newc)) | bzip2 > $out/on-server/bootstrap-tools.cpio.bz2
+
+        mkdir $out/in-nixpkgs
+        cp ${klibc}/lib/klibc/bin.static/sh $out/in-nixpkgs
+        cp ${klibc}/lib/klibc/bin.static/cpio $out/in-nixpkgs
+        cp ${klibc}/lib/klibc/bin.static/mkdir $out/in-nixpkgs
+        cp ${klibc}/lib/klibc/bin.static/ln $out/in-nixpkgs
+        cp ${curlStatic.hostDrv}/bin/curl $out/in-nixpkgs
+        cp ${bzip2Static.hostDrv}/bin/bzip2 $out/in-nixpkgs
+        chmod u+w $out/in-nixpkgs/*
+        $crossConfig-strip $out/in-nixpkgs/*
+        nuke-refs $out/in-nixpkgs/*
+        bzip2 $out/in-nixpkgs/curl
+      ''; # */
+
+      # The result should not contain any references (store paths) so
+      # that we can safely copy them out of the store and to other
+      # locations in the store.
+      allowedReferences = [];
+    };
+
+  
+  unpack =
+    
+    stdenv.mkDerivation {
+      name = "unpack";
+
+      buildCommand = ''
+        ${build}/in-nixpkgs/mkdir $out
+        ${build}/in-nixpkgs/bzip2 -d < ${build}/on-server/bootstrap-tools.cpio.bz2 | (cd $out && ${build}/in-nixpkgs/cpio -V -i)
+
+        for i in $out/bin/* $out/libexec/gcc/*/*/*; do
+            echo patching $i
+            if ! test -L $i; then
+                LD_LIBRARY_PATH=$out/lib $out/lib/ld-linux*.so.2 \
+                    $out/bin/patchelf --set-interpreter $out/lib/ld-linux*.so.2 --set-rpath $out/lib --force-rpath $i
+            fi
+        done
+
+        # Fix the libc linker script.
+        for i in $out/lib/libc.so; do
+            cat $i | sed "s|/nix/store/e*-[^/]*/|$out/|g" > $i.tmp
+            mv $i.tmp $i
+        done
+      ''; # " */
+
+      allowedReferences = ["out"];
+    };
+
+    
+}