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Updating the configuration system of uclibc to something more flexible than it was.

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I copied what I had done in busybox.

svn path=/nixpkgs/branches/stdenv-updates/; revision=23310
This commit is contained in:
Lluís Batlle i Rossell 2010-08-21 16:46:23 +00:00
parent 75a9a710fd
commit 745528b4e4
1 changed files with 51 additions and 33 deletions
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84
pkgs/os-specific/linux/uclibc/default.nix
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@ -1,54 +1,72 @@
{stdenv, fetchurl, linuxHeaders, libiconv, cross ? null, gccCross ? null}:
{stdenv, fetchurl, linuxHeaders, libiconv, cross ? null, gccCross ? null,
extraConfig ? ""}:
assert stdenv.isLinux;
assert cross != null -> gccCross != null;
let
enableArmEABI = (cross == null && stdenv.platform.kernelArch == "arm")
|| (cross != null && cross.arch == "arm");
configParser = ''
function parseconfig {
set -x
while read LINE; do
NAME=`echo "$LINE" | cut -d \ -f 1`
OPTION=`echo "$LINE" | cut -d \ -f 2`
configArmEABI = if enableArmEABI then
''-e 's/.*CONFIG_ARM_OABI.*//' \
-e 's/.*CONFIG_ARM_EABI.*/CONFIG_ARM_EABI=y/' '' else "";
if test -z "$NAME"; then
continue
fi
enableBigEndian = (cross != null && cross.bigEndian);
configBigEndian = if enableBigEndian then ""
else
''-e 's/.*ARCH_BIG_ENDIAN.*/#ARCH_BIG_ENDIAN=y/' \
-e 's/.*ARCH_WANTS_BIG_ENDIAN.*/#ARCH_WANTS_BIG_ENDIAN=y/' \
-e 's/.*ARCH_WANTS_LITTLE_ENDIAN.*/ARCH_WANTS_LITTLE_ENDIAN=y/' '';
if test "$NAME" == "CLEAR"; then
echo "parseconfig: CLEAR"
echo > .config
fi
echo "parseconfig: removing $NAME"
sed -i /^$NAME=/d .config
if test "$OPTION" != n; then
echo "parseconfig: setting $NAME=$OPTION"
echo "$NAME=$OPTION" >> .config
fi
done
set +x
}
'';
archMakeFlag = if (cross != null) then "ARCH=${cross.arch}" else "";
crossMakeFlag = if (cross != null) then "CROSS=${cross.config}-" else "";
nixConfig = ''
RUNTIME_PREFIX "/"
DEVEL_PREFIX "/"
UCLIBC_HAS_WCHAR y
UCLIBC_HAS_FTW y
UCLIBC_HAS_RPC y
DO_C99_MATH y
UCLIBC_HAS_PROGRAM_INVOCATION_NAME y
KERNEL_HEADERS "${linuxHeaders}/include"
'';
archMakeFlag = if (cross != null) then "ARCH=${cross.arch}" else "";
crossMakeFlag = if (cross != null) then "CROSS=${cross.config}-" else "";
in
stdenv.mkDerivation {
name = "uclibc-0.9.30.3" + stdenv.lib.optionalString (cross != null)
name = "uclibc-0.9.31" + stdenv.lib.optionalString (cross != null)
("-" + cross.config);
src = fetchurl {
url = http://www.uclibc.org/downloads/uClibc-0.9.30.3.tar.bz2;
sha256 = "0f1fpdwampbw7pf79i64ipj0azk4kbc9wl81ynlp19p92k4klz0h";
url = http://www.uclibc.org/downloads/uClibc-0.9.31.tar.bz2;
sha256 = "1yk328fnz0abgh2vm2r68y65ckfkx97rdp8hbg4xvmx5s94kblw0";
};
# 'ftw' needed to build acl, a coreutils dependency
configurePhase = ''
make defconfig ${archMakeFlag}
sed -e s@/usr/include@${linuxHeaders}/include@ \
-e 's@^RUNTIME_PREFIX.*@RUNTIME_PREFIX="/"@' \
-e 's@^DEVEL_PREFIX.*@DEVEL_PREFIX="/"@' \
-e 's@.*UCLIBC_HAS_WCHAR.*@UCLIBC_HAS_WCHAR=y@' \
-e 's@.*UCLIBC_HAS_FTW.*@UCLIBC_HAS_FTW=y@' \
-e 's@.*UCLIBC_HAS_RPC.*@UCLIBC_HAS_RPC=y@' \
-e 's@.*DO_C99_MATH.*@DO_C99_MATH=y@' \
-e 's@.*UCLIBC_HAS_PROGRAM_INVOCATION_NAME.*@UCLIBC_HAS_PROGRAM_INVOCATION_NAME=y@' \
-e 's@.*CONFIG_MIPS_ISA_1.*@#CONFIG_MIPS_ISA_1=y@' \
-e 's@.*CONFIG_MIPS_ISA_3.*@CONFIG_MIPS_ISA_3=y@' \
-e 's@.*CONFIG_MIPS_O32_ABI.*@#CONFIG_MIPS_O32_ABI=y@' \
-e 's@.*CONFIG_MIPS_N32_ABI.*@CONFIG_MIPS_N32_ABI=y@' \
${configArmEABI} \
${configBigEndian} \
-i .config
${configParser}
cat << EOF | parseconfig
${nixConfig}
${extraConfig}
${if cross != null then cross.uclibc.extraConfig else ""}
$extraCrossConfig
EOF
make oldconfig
'';