1 files changed, 48 insertions, 0 deletions
diff --git a/pkgs/stdenv/linux/scripts/unpack-bootstrap-tools-arm.sh b/pkgs/stdenv/linux/scripts/unpack-bootstrap-tools-arm.sh
new file mode 100644
index 00000000000..0f4ad24f0cb
--- /dev/null
+++ b/pkgs/stdenv/linux/scripts/unpack-bootstrap-tools-arm.sh
@@ -0,0 +1,48 @@
+set -e
+
+# Unpack the bootstrap tools tarball.
+echo Unpacking the bootstrap tools...
+$mkdir $out
+$bzip2 -d < $tarball | (cd $out && $cpio -V -i)
+
+# Set the ELF interpreter / RPATH in the bootstrap binaries.
+echo Patching the bootstrap tools...
+
+# On x86_64, ld-linux-x86-64.so.2 barfs on patchelf'ed programs.  So
+# use a copy of patchelf.
+LD_LIBRARY_PATH=$out/lib $out/lib/ld-linux*.so.? $out/bin/cp $out/bin/patchelf .
+
+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.? \
+             $out/bin/patchelf --set-interpreter $out/lib/ld-linux*.so.? --set-rpath $out/lib --force-rpath $i
+         LD_LIBRARY_PATH=$out/lib $out/lib/ld-linux*.so.? \
+             $out/bin/patchelf --set-interpreter $out/lib/ld-linux*.so.? --set-rpath $out/lib --force-rpath $i
+    fi
+done
+for i in $out/lib/librt* ; do
+    echo patching $i
+    if ! test -L $i; then
+         LD_LIBRARY_PATH=$out/lib $out/lib/ld-linux*.so.? \
+             $out/bin/patchelf --set-interpreter $out/lib/ld-linux*.so.? --set-rpath $out/lib --force-rpath $i
+         LD_LIBRARY_PATH=$out/lib $out/lib/ld-linux*.so.? \
+             $out/bin/patchelf --set-interpreter $out/lib/ld-linux*.so.? --set-rpath $out/lib --force-rpath $i
+    fi
+done
+
+# Fix the libc linker script.
+export PATH=$out/bin
+cat $out/lib/libc.so | sed "s|/nix/store/e*-[^/]*/|$out/|g" > $out/lib/libc.so.tmp
+mv $out/lib/libc.so.tmp $out/lib/libc.so
+cat $out/lib/libpthread.so | sed "s|/nix/store/e*-[^/]*/|$out/|g" > $out/lib/libpthread.so.tmp
+mv $out/lib/libpthread.so.tmp $out/lib/libpthread.so
+
+# Provide some additional symlinks.
+ln -s bash $out/bin/sh
+
+ln -s bzip2 $out/bin/bunzip2
+
+# fetchurl needs curl.
+bzip2 -d < $curl > $out/bin/curl
+chmod +x $out/bin/curl