1 files changed, 64 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 000000000000..4fe86776e3b9
--- /dev/null
+++ b/pkgs/stdenv/linux/scripts/unpack-bootstrap-tools-arm.sh
@@ -0,0 +1,64 @@
+set -e
+
+# Unpack the bootstrap tools tarball.
+echo Unpacking the bootstrap tools...
+$builder mkdir $out
+< $tarball $builder unxz | $builder tar x -C $out
+
+# Set the ELF interpreter / RPATH in the bootstrap binaries.
+echo Patching the bootstrap tools...
+
+# On x86_64, ld-linux-x86-64.so.2 barfs on patchelf'ed programs.  So
+# use a copy of patchelf.
+LD_LIBRARY_PATH=$out/lib $out/lib/ld-linux*.so.? $out/bin/cp $out/bin/patchelf .
+
+for i in $out/bin/* $out/libexec/gcc/*/*/* $out/lib/librt*; do
+    if test ${i%.la} != $i; then continue; fi
+    if test ${i%*.so*} != $i; then continue; fi
+    if ! test -f $i; then continue; fi
+    if test -L $i; then continue; fi
+    echo patching $i
+    LD_LIBRARY_PATH=$out/lib $out/lib/ld-linux*.so.? \
+        $out/bin/patchelf --set-interpreter $out/lib/ld-linux*.so.? --set-rpath $out/lib --force-rpath $i
+    LD_LIBRARY_PATH=$out/lib $out/lib/ld-linux*.so.? \
+        $out/bin/patchelf --set-interpreter $out/lib/ld-linux*.so.? --set-rpath $out/lib --force-rpath $i
+done
+for i in $out/lib/librt* $out/lib/libcloog* $out/lib/libppl* $out/lib/libgmp* $out/lib/libpcre*; do
+    if ! test -f $i; then continue; fi
+    if test -L $i; then continue; fi
+    echo patching $i
+    LD_LIBRARY_PATH=$out/lib $out/lib/ld-linux*.so.? \
+        $out/bin/patchelf --set-rpath $out/lib --force-rpath $i
+    LD_LIBRARY_PATH=$out/lib $out/lib/ld-linux*.so.? \
+        $out/bin/patchelf --set-rpath $out/lib --force-rpath $i
+done
+
+# Fix the libc linker script.
+export PATH=$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
+
+# Provide a gunzip script
+cat > $out/bin/gunzip <<EOF
+#!$out/bin/sh
+exec $out/bin/gzip -d "\$@"
+EOF
+chmod +x $out/bin/gunzip
+
+# Provide fgrep/egrep.
+echo "#! $out/bin/sh" > $out/bin/egrep
+echo "exec $out/bin/grep -E \"\$@\"" >> $out/bin/egrep
+echo "#! $out/bin/sh" > $out/bin/fgrep
+echo "exec $out/bin/grep -F \"\$@\"" >> $out/bin/fgrep
+
+# Provide xz (actually only xz -d will work).
+echo "#! $out/bin/sh" > $out/bin/xz
+echo "exec $builder unxz \"\$@\"" >> $out/bin/xz
+
+chmod +x $out/bin/egrep $out/bin/fgrep $out/bin/xz