68 lines
1.4 KiB
Nix
68 lines
1.4 KiB
Nix
{stdenv, fetchurl, enableStatic ? false, extraConfig ? ""}:
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let
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configParser = ''
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function parseconfig {
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while read LINE; do
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NAME=`echo "$LINE" | cut -d \ -f 1`
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OPTION=`echo "$LINE" | cut -d \ -f 2`
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if test -z "$NAME"; then
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continue
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fi
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if test "$NAME" == "CLEAR"; then
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echo "parseconfig: CLEAR"
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echo > .config
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fi
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echo "parseconfig: removing $NAME"
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sed -i /$NAME'\(=\| \)'/d .config
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echo "parseconfig: setting $NAME=$OPTION"
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echo "$NAME=$OPTION" >> .config
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done
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}
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'';
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nixConfig = ''
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CONFIG_PREFIX "$out"
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CONFIG_INSTALL_NO_USR y
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'';
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staticConfig = (if enableStatic then ''
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CONFIG_STATIC y
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'' else "");
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in
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stdenv.mkDerivation rec {
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name = "busybox-1.19.4";
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src = fetchurl {
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url = "http://busybox.net/downloads/${name}.tar.bz2";
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sha256 = "1vhh6xa71w4wzby0f4x357fv6zxvkklmyjc8njgbbzv1v83391cv";
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};
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configurePhase = ''
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make defconfig
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${configParser}
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cat << EOF | parseconfig
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${staticConfig}
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${extraConfig}
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${nixConfig}
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$extraCrossConfig
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EOF
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make oldconfig
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'';
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crossAttrs = {
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extraCrossConfig = ''
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CONFIG_CROSS_COMPILER_PREFIX "${stdenv.cross.config}-"
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'' +
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(if (stdenv.cross.platform.kernelMajor == "2.4") then ''
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CONFIG_IONICE n
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'' else "");
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};
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}
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