From 37aa92faec609a6d2b6869f56ae5cdf7272f2fd2 Mon Sep 17 00:00:00 2001 From: Eelco Dolstra Date: Thu, 24 May 2007 15:35:14 +0000 Subject: [PATCH] * Merge gcc-wrapper-new. svn path=/nixpkgs/trunk/; revision=8758 --- pkgs/build-support/gcc-wrapper-new/add-flags | 24 --- pkgs/build-support/gcc-wrapper-new/builder.sh | 110 ------------- .../build-support/gcc-wrapper-new/default.nix | 41 ----- .../gcc-wrapper-new/gcc-wrapper.sh | 144 ----------------- .../gcc-wrapper-new/ld-wrapper.sh | 145 ------------------ .../gcc-wrapper-new/setup-hook.sh | 29 ---- pkgs/build-support/gcc-wrapper-new/utils.sh | 23 --- pkgs/build-support/gcc-wrapper/gcc-wrapper.sh | 44 ++++-- pkgs/top-level/all-packages.nix | 19 +-- 9 files changed, 30 insertions(+), 549 deletions(-) delete mode 100644 pkgs/build-support/gcc-wrapper-new/add-flags delete mode 100644 pkgs/build-support/gcc-wrapper-new/builder.sh delete mode 100644 pkgs/build-support/gcc-wrapper-new/default.nix delete mode 100644 pkgs/build-support/gcc-wrapper-new/gcc-wrapper.sh delete mode 100644 pkgs/build-support/gcc-wrapper-new/ld-wrapper.sh delete mode 100644 pkgs/build-support/gcc-wrapper-new/setup-hook.sh delete mode 100644 pkgs/build-support/gcc-wrapper-new/utils.sh diff --git a/pkgs/build-support/gcc-wrapper-new/add-flags b/pkgs/build-support/gcc-wrapper-new/add-flags deleted file mode 100644 index ace0a789628..00000000000 --- a/pkgs/build-support/gcc-wrapper-new/add-flags +++ /dev/null @@ -1,24 +0,0 @@ -# `-B@out@/bin' forces gcc to use ld-wrapper.sh when calling ld. -export NIX_CFLAGS_COMPILE="-B@out@/bin/ $NIX_CFLAGS_COMPILE" - -if test -e @out@/nix-support/libc-cflags; then - export NIX_CFLAGS_COMPILE="$(cat @out@/nix-support/libc-cflags) $NIX_CFLAGS_COMPILE" -fi - -if test -e @out@/nix-support/libc-ldflags; then - export NIX_LDFLAGS="$(cat @out@/nix-support/libc-ldflags) $NIX_LDFLAGS" -fi - -if test -e @out@/nix-support/gcc-cflags; then - export NIX_CFLAGS_COMPILE="$(cat @out@/nix-support/gcc-cflags) $NIX_CFLAGS_COMPILE" -fi - -if test -e @out@/nix-support/gcc-ldflags; then - export NIX_LDFLAGS="$(cat @out@/nix-support/gcc-ldflags) $NIX_LDFLAGS" -fi - -if test -e @out@/nix-support/libc-ldflags-before; then - export NIX_LDFLAGS_BEFORE="$(cat @out@/nix-support/libc-ldflags-before) $NIX_LDFLAGS_BEFORE" -fi - -export NIX_GCC_WRAPPER_FLAGS_SET=1 diff --git a/pkgs/build-support/gcc-wrapper-new/builder.sh b/pkgs/build-support/gcc-wrapper-new/builder.sh deleted file mode 100644 index f9dbc0e784f..00000000000 --- a/pkgs/build-support/gcc-wrapper-new/builder.sh +++ /dev/null @@ -1,110 +0,0 @@ -source $stdenv/setup - - -ensureDir $out/bin -ensureDir $out/nix-support - - -if test -z "$nativeLibc"; then - dynamicLinker="$libc/lib/$dynamicLinker" - echo $dynamicLinker > $out/nix-support/dynamic-linker - - # The "-B$libc/lib/" flag is a quick hack to force gcc to link - # against the crt1.o from our own glibc, rather than the one in - # /usr/lib. (This is only an issue when using an `impure' - # compiler/linker, i.e., one that searches /usr/lib and so on.) - echo "-B$libc/lib/ -isystem $libc/include" > $out/nix-support/libc-cflags - - echo "-L$libc/lib" > $out/nix-support/libc-ldflags - - # The dynamic linker is passed in `ldflagsBefore' to allow - # explicit overrides of the dynamic linker by callers to gcc/ld - # (the *last* value counts, so ours should come first). - echo "-dynamic-linker $dynamicLinker" > $out/nix-support/libc-ldflags-before -fi - -if test -n "$nativeTools"; then - gccPath="$nativePrefix/bin" - ldPath="$nativePrefix/bin" -else - if test -e "$gcc/lib64"; then - gccLDFlags="$gccLDFlags -L$gcc/lib64" - fi - gccLDFlags="$gccLDFlags -L$gcc/lib" - echo "$gccLDFlags" > $out/nix-support/gcc-ldflags - - # GCC shows $gcc/lib in `gcc -print-search-dirs', but not - # $gcc/lib64 (even though it does actually search there...).. - # This confuses libtool. So add it to the compiler tool search - # path explicitly. - if test -e "$gcc/lib64"; then - gccCFlags="$gccCFlags -B$gcc/lib64" - fi - echo "$gccCFlags" > $out/nix-support/gcc-cflags - - gccPath="$gcc/bin" - ldPath="$binutils/bin" -fi - - -doSubstitute() { - local src=$1 - local dst=$2 - substitute "$src" "$dst" \ - --subst-var "out" \ - --subst-var "shell" \ - --subst-var "gcc" \ - --subst-var "gccProg" \ - --subst-var "binutils" \ - --subst-var "libc" \ - --subst-var-by "ld" "$ldPath/ld" -} - - -# Make wrapper scripts around gcc, g++, and g77. Also make symlinks -# cc, c++, and f77. -mkGccWrapper() { - local dst=$1 - local src=$2 - - if ! test -f "$src"; then - echo "$src does not exist (skipping)" - return - fi - - gccProg="$src" - doSubstitute "$gccWrapper" "$dst" - chmod +x "$dst" -} - -mkGccWrapper $out/bin/gcc $gccPath/gcc -ln -s gcc $out/bin/cc - -mkGccWrapper $out/bin/g++ $gccPath/g++ -ln -s g++ $out/bin/c++ - -mkGccWrapper $out/bin/g77 $gccPath/g77 -ln -s g77 $out/bin/f77 - - -# Create a symlink to as (the assembler). This is useful when a -# gcc-wrapper is installed in a user environment, as it ensures that -# the right assembler is called. -ln -s $ldPath/as $out/bin/as - - -# Make a wrapper around the linker. -doSubstitute "$ldWrapper" "$out/bin/ld" -chmod +x "$out/bin/ld" - - -# Emit a setup hook. Also store the path to the original GCC and -# Glibc. -test -n "$gcc" && echo $gcc > $out/nix-support/orig-gcc -test -n "$libc" && echo $libc > $out/nix-support/orig-libc - -doSubstitute "$addFlags" "$out/nix-support/add-flags.sh" - -doSubstitute "$setupHook" "$out/nix-support/setup-hook" - -cp -p $utils $out/nix-support/utils.sh diff --git a/pkgs/build-support/gcc-wrapper-new/default.nix b/pkgs/build-support/gcc-wrapper-new/default.nix deleted file mode 100644 index 24309c7ab87..00000000000 --- a/pkgs/build-support/gcc-wrapper-new/default.nix +++ /dev/null @@ -1,41 +0,0 @@ -# The Nix `gcc' stdenv.mkDerivation is not directly usable, since it doesn't -# know where the C library and standard header files are. Therefore -# the compiler produced by that package cannot be installed directly -# in a user environment and used from the command line. This -# stdenv.mkDerivation provides a wrapper that sets up the right environment -# variables so that the compiler and the linker just "work". - -{ name ? "", stdenv, nativeTools, nativeLibc, nativePrefix ? "" -, gcc ? null, libc ? null, binutils ? null, shell ? "" -}: - -assert nativeTools -> nativePrefix != ""; -assert !nativeTools -> gcc != null && binutils != null; -assert !nativeLibc -> libc != null; - -stdenv.mkDerivation { - builder = ./builder.sh; - setupHook = ./setup-hook.sh; - gccWrapper = ./gcc-wrapper.sh; - ldWrapper = ./ld-wrapper.sh; - utils = ./utils.sh; - addFlags = ./add-flags; - inherit nativeTools nativeLibc nativePrefix gcc libc binutils; - name = if name == "" then gcc.name else name; - langC = if nativeTools then true else gcc.langC; - langCC = if nativeTools then true else gcc.langCC; - langF77 = if nativeTools then false else gcc.langF77; - shell = if shell == "" then stdenv.shell else shell; - meta = if gcc != null && (gcc ? meta) then gcc.meta else - { description = "System C compiler wrapper"; - }; - - # The dynamic linker has different names on different Linux platforms. - dynamicLinker = - if !nativeLibc then - (if stdenv.system == "i686-linux" then "ld-linux.so.2" else - if stdenv.system == "x86_64-linux" then "ld-linux-x86-64.so.2" else - if stdenv.system == "powerpc-linux" then "ld.so.1" else - abort "don't know the name of the dynamic linker for this platform") - else ""; -} diff --git a/pkgs/build-support/gcc-wrapper-new/gcc-wrapper.sh b/pkgs/build-support/gcc-wrapper-new/gcc-wrapper.sh deleted file mode 100644 index a76684806b8..00000000000 --- a/pkgs/build-support/gcc-wrapper-new/gcc-wrapper.sh +++ /dev/null @@ -1,144 +0,0 @@ -#! @shell@ -e - -if test -n "$NIX_GCC_WRAPPER_START_HOOK"; then - source "$NIX_GCC_WRAPPER_START_HOOK" -fi - -if test -z "$NIX_GCC_WRAPPER_FLAGS_SET"; then - source @out@/nix-support/add-flags.sh -fi - -source @out@/nix-support/utils.sh - - -# Figure out if linker flags should be passed. GCC prints annoying -# warnings when they are not needed. -dontLink=0 -getVersion=0 -nonFlagArgs=0 - -for i in "$@"; do - if test "$i" = "-c"; then - dontLink=1 - elif test "$i" = "-S"; then - dontLink=1 - elif test "$i" = "-E"; then - dontLink=1 - elif test "$i" = "-E"; then - dontLink=1 - elif test "$i" = "-M"; then - dontLink=1 - elif test "$i" = "-MM"; then - dontLink=1 - elif test "${i:0:1}" != "-"; then - nonFlagArgs=1 - fi -done - -# If we pass a flag like -Wl, then gcc will call the linker unless it -# can figure out that it has to do something else (e.g., because of a -# "-c" flag). So if no non-flag arguments are given, don't pass any -# linker flags. This catches cases like "gcc" (should just print -# "gcc: no input files") and "gcc -v" (should print the version). -if test "$nonFlagArgs" = "0"; then - dontLink=1 -fi - - -# Optionally filter out paths not refering to the store. -params=("$@") -if test "$NIX_ENFORCE_PURITY" = "1" -a -n "$NIX_STORE"; then - rest=() - n=0 - while test $n -lt ${#params[*]}; do - p=${params[n]} - p2=${params[$((n+1))]} - if test "${p:0:3}" = "-L/" && badPath "${p:2}"; then - skip $p - elif test "$p" = "-L" && badPath "$p2"; then - n=$((n + 1)); skip $p2 - elif test "${p:0:3}" = "-I/" && badPath "${p:2}"; then - skip $p - elif test "$p" = "-I" && badPath "$p2"; then - n=$((n + 1)); skip $p2 - elif test "$p" = "-isystem" && badPath "$p2"; then - n=$((n + 1)); skip $p2 - else - rest=("${rest[@]}" "$p") - fi - n=$((n + 1)) - done - params=("${rest[@]}") -fi - - -# Add the flags for the C compiler proper. -extraAfter=($NIX_CFLAGS_COMPILE) -extraBefore=() - -if test "$dontLink" != "1"; then - - # Add the flags that should only be passed to the compiler when - # linking. - extraAfter=(${extraAfter[@]} $NIX_CFLAGS_LINK) - - # Add the flags that should be passed to the linker (and prevent - # `ld-wrapper' from adding NIX_LDFLAGS again). - for i in $NIX_LDFLAGS_BEFORE; do - extraBefore=(${extraBefore[@]} "-Wl,$i") - done - for i in $NIX_LDFLAGS; do - if test "${i:0:3}" = "-L/"; then - extraAfter=(${extraAfter[@]} "$i") - else - extraAfter=(${extraAfter[@]} "-Wl,$i") - fi - done - export NIX_LDFLAGS_SET=1 - - if test "$NIX_STRIP_DEBUG" = "1"; then - # Add executable-stripping flags. - extraAfter=(${extraAfter[@]} $NIX_CFLAGS_STRIP) - fi -fi - -# As a very special hack, if the arguments are just `-v', then don't -# add anything. This is to prevent `gcc -v' (which normally prints -# out the version number and returns exit code 0) from printing out -# `No input files specified' and returning exit code 1. -if test "$*" = "-v"; then - extraAfter=() - extraBefore=() -fi - -# Optionally print debug info. -if test "$NIX_DEBUG" = "1"; then - echo "original flags to @gccProg@:" >&2 - for i in "${params[@]}"; do - echo " $i" >&2 - done - echo "extraBefore flags to @gccProg@:" >&2 - for i in ${extraBefore[@]}; do - echo " $i" >&2 - done - echo "extraAfter flags to @gccProg@:" >&2 - for i in ${extraAfter[@]}; do - echo " $i" >&2 - done -fi - -if test -n "$NIX_GCC_WRAPPER_EXEC_HOOK"; then - source "$NIX_GCC_WRAPPER_EXEC_HOOK" -fi - - -# Call the real `gcc'. Filter out warnings from stderr about unused -# `-B' flags, since they confuse some programs. Deep bash magic to -# apply grep to stderr (by swapping stdin/stderr twice). -if test -z "$NIX_GCC_NEEDS_GREP"; then - @gccProg@ ${extraBefore[@]} "${params[@]}" ${extraAfter[@]} -else - (@gccProg@ ${extraBefore[@]} "${params[@]}" ${extraAfter[@]} 3>&2 2>&1 1>&3- \ - | (grep -v 'file path prefix' || true); exit ${PIPESTATUS[0]}) 3>&2 2>&1 1>&3- - exit $? -fi diff --git a/pkgs/build-support/gcc-wrapper-new/ld-wrapper.sh b/pkgs/build-support/gcc-wrapper-new/ld-wrapper.sh deleted file mode 100644 index 94241e42ce9..00000000000 --- a/pkgs/build-support/gcc-wrapper-new/ld-wrapper.sh +++ /dev/null @@ -1,145 +0,0 @@ -#! @shell@ -e - -if test -n "$NIX_LD_WRAPPER_START_HOOK"; then - source "$NIX_LD_WRAPPER_START_HOOK" -fi - -if test -z "$NIX_GCC_WRAPPER_FLAGS_SET"; then - source @out@/nix-support/add-flags.sh -fi - -source @out@/nix-support/utils.sh - - -# Optionally filter out paths not refering to the store. -params=("$@") -if test "$NIX_ENFORCE_PURITY" = "1" -a -n "$NIX_STORE" \ - -a \( -z "$NIX_IGNORE_LD_THROUGH_GCC" -o -z "$NIX_LDFLAGS_SET" \); then - rest=() - n=0 - while test $n -lt ${#params[*]}; do - p=${params[n]} - p2=${params[$((n+1))]} - if test "${p:0:3}" = "-L/" && badPath "${p:2}"; then - skip $p - elif test "$p" = "-L" && badPath "$p2"; then - n=$((n + 1)); skip $p2 - elif test "$p" = "-rpath" && badPath "$p2"; then - n=$((n + 1)); skip $p2 - elif test "$p" = "-dynamic-linker" && badPath "$p2"; then - n=$((n + 1)); skip $p2 - elif test "${p:0:1}" = "/" && badPath "$p"; then - # We cannot skip this; barf. - echo "impure path \`$p' used in link" >&2 - exit 1 - else - rest=("${rest[@]}" "$p") - fi - n=$((n + 1)) - done - params=("${rest[@]}") -fi - - -extra=() -extraBefore=() - -if test -z "$NIX_LDFLAGS_SET"; then - extra=(${extra[@]} $NIX_LDFLAGS) - extraBefore=(${extraBefore[@]} $NIX_LDFLAGS_BEFORE) -fi - - -# Add all used dynamic libraries to the rpath. -if test "$NIX_DONT_SET_RPATH" != "1"; then - - # First, find all -L... switches. - allParams=("${params[@]}" ${extra[@]}) - libPath="" - addToLibPath() { - local path="$1" - if test "${path:0:1}" != "/"; then return 0; fi - case "$path" in - *..*|*./*|*/.*|*//*) - local path2 - if path2=$(readlink -f "$path"); then - path="$path2" - fi - ;; - esac - case $libPath in - *\ $path\ *) return 0 ;; - esac - libPath="$libPath $path " - } - n=0 - while test $n -lt ${#allParams[*]}; do - p=${allParams[n]} - p2=${allParams[$((n+1))]} - if test "${p:0:3}" = "-L/"; then - addToLibPath ${p:2} - elif test "$p" = "-L"; then - addToLibPath ${p2} - n=$((n + 1)) - fi - n=$((n + 1)) - done - - # Second, for each -l... switch, find the directory containing the - # library and add it to the rpath. - rpath="" - addToRPath() { - # If the path is not in the store, don't add it to the rpath. - # This typically happens for libraries in /tmp that are later - # copied to $out/lib. If not, we're screwed. - if test "${1:0:${#NIX_STORE}}" != "$NIX_STORE"; then return 0; fi - case $rpath in - *\ $1\ *) return 0 ;; - esac - rpath="$rpath $1 " - } - findLib() { - for i in $libPath; do - if test -f $i/lib$1.so; then - addToRPath $i - fi - done - } - n=0 - while test $n -lt ${#allParams[*]}; do - p=${allParams[n]} - p2=${allParams[$((n+1))]} - if test "${p:0:2}" = "-l"; then - findLib ${p:2} - elif test "$p" = "-l"; then - # I haven't seen `-l foo', but you never know... - findLib ${p2} - n=$((n + 1)) - fi - n=$((n + 1)) - done - - # Finally, add `-rpath' switches. - for i in $rpath; do - extra=(${extra[@]} -rpath $i) - done -fi - - -# Optionally print debug info. -if test "$NIX_DEBUG" = "1"; then - echo "original flags to @ld@:" >&2 - for i in "${params[@]}"; do - echo " $i" >&2 - done - echo "extra flags to @ld@:" >&2 - for i in ${extra[@]}; do - echo " $i" >&2 - done -fi - -if test -n "$NIX_LD_WRAPPER_EXEC_HOOK"; then - source "$NIX_LD_WRAPPER_EXEC_HOOK" -fi - -exec @ld@ ${extraBefore[@]} "${params[@]}" ${extra[@]} diff --git a/pkgs/build-support/gcc-wrapper-new/setup-hook.sh b/pkgs/build-support/gcc-wrapper-new/setup-hook.sh deleted file mode 100644 index 60aad0fe4dc..00000000000 --- a/pkgs/build-support/gcc-wrapper-new/setup-hook.sh +++ /dev/null @@ -1,29 +0,0 @@ -addCVars () { - if test -d $1/include; then - export NIX_CFLAGS_COMPILE="$NIX_CFLAGS_COMPILE -I$1/include" - fi - - if test -d $1/lib64; then - export NIX_LDFLAGS="$NIX_LDFLAGS -L$1/lib64" - fi - - if test -d $1/lib; then - export NIX_LDFLAGS="$NIX_LDFLAGS -L$1/lib" - fi -} - -envHooks=(${envHooks[@]} addCVars) - -# Note: these come *after* $out in the PATH (see setup.sh). - -if test -n "@gcc@"; then - PATH=$PATH:@gcc@/bin -fi - -if test -n "@binutils@"; then - PATH=$PATH:@binutils@/bin -fi - -if test -n "@libc@"; then - PATH=$PATH:@libc@/bin -fi diff --git a/pkgs/build-support/gcc-wrapper-new/utils.sh b/pkgs/build-support/gcc-wrapper-new/utils.sh deleted file mode 100644 index 9a664e1d1e6..00000000000 --- a/pkgs/build-support/gcc-wrapper-new/utils.sh +++ /dev/null @@ -1,23 +0,0 @@ -skip () { - if test "$NIX_DEBUG" = "1"; then - echo "skipping impure path $1" >&2 - fi -} - - -# Checks whether a path is impure. E.g., `/lib/foo.so' is impure, but -# `/nix/store/.../lib/foo.so' isn't. -badPath() { - local p=$1 - - # Relative paths are okay (since they're presumably relative to - # the temporary build directory). - if test "${p:0:1}" != "/"; then return 1; fi - - # Otherwise, the path should refer to the store or some temporary - # directory (including the build directory). - test \ - "${p:0:${#NIX_STORE}}" != "$NIX_STORE" -a \ - "${p:0:4}" != "/tmp" -a \ - "${p:0:${#NIX_BUILD_TOP}}" != "$NIX_BUILD_TOP" -} diff --git a/pkgs/build-support/gcc-wrapper/gcc-wrapper.sh b/pkgs/build-support/gcc-wrapper/gcc-wrapper.sh index fda6b65c525..a76684806b8 100644 --- a/pkgs/build-support/gcc-wrapper/gcc-wrapper.sh +++ b/pkgs/build-support/gcc-wrapper/gcc-wrapper.sh @@ -14,24 +14,34 @@ source @out@/nix-support/utils.sh # Figure out if linker flags should be passed. GCC prints annoying # warnings when they are not needed. dontLink=0 -if test "$*" = "-v" -o -z "$*"; then +getVersion=0 +nonFlagArgs=0 + +for i in "$@"; do + if test "$i" = "-c"; then + dontLink=1 + elif test "$i" = "-S"; then + dontLink=1 + elif test "$i" = "-E"; then + dontLink=1 + elif test "$i" = "-E"; then + dontLink=1 + elif test "$i" = "-M"; then + dontLink=1 + elif test "$i" = "-MM"; then + dontLink=1 + elif test "${i:0:1}" != "-"; then + nonFlagArgs=1 + fi +done + +# If we pass a flag like -Wl, then gcc will call the linker unless it +# can figure out that it has to do something else (e.g., because of a +# "-c" flag). So if no non-flag arguments are given, don't pass any +# linker flags. This catches cases like "gcc" (should just print +# "gcc: no input files") and "gcc -v" (should print the version). +if test "$nonFlagArgs" = "0"; then dontLink=1 -else - for i in "$@"; do - if test "$i" = "-c"; then - dontLink=1 - elif test "$i" = "-S"; then - dontLink=1 - elif test "$i" = "-E"; then - dontLink=1 - elif test "$i" = "-E"; then - dontLink=1 - elif test "$i" = "-M"; then - dontLink=1 - elif test "$i" = "-MM"; then - dontLink=1 - fi - done fi diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix index 66056c45a92..87756aa44f9 100644 --- a/pkgs/top-level/all-packages.nix +++ b/pkgs/top-level/all-packages.nix @@ -666,20 +666,16 @@ rec { profiledCompiler = true; }); - gcc41 = lowPrio (useFromStdenv (stdenv ? gcc) stdenv.gcc (wrapGCC (import ../development/compilers/gcc-4.1 { + gcc41 = useFromStdenv (stdenv ? gcc) stdenv.gcc (wrapGCC (import ../development/compilers/gcc-4.1 { inherit fetchurl stdenv noSysDirs; profiledCompiler = false; - }))); + })); gcc42 = wrapGCC (import ../development/compilers/gcc-4.2 { inherit fetchurl stdenv noSysDirs; profiledCompiler = true; }); - # !!! GCC with the new wrapper. Should be removed eventually (and - # then the lowPrio on gcc41 should go, of course). - gccNew = wrapGCCNew (gcc.gcc); - gccApple = wrapGCC (import ../development/compilers/gcc-apple { inherit fetchurl stdenv noSysDirs; profiledCompiler = true; @@ -851,14 +847,6 @@ rec { inherit stdenv binutils; }; - wrapGCCNew = baseGCC: import ../build-support/gcc-wrapper-new { - nativeTools = stdenv ? gcc && stdenv.gcc.nativeTools; - nativeLibc = stdenv ? gcc && stdenv.gcc.nativeLibc; - gcc = baseGCC; - libc = glibc; - inherit stdenv binutils; - }; - ### DEVELOPMENT / INTERPRETERS @@ -2268,8 +2256,7 @@ rec { kernel = kernel_2_6_20; kernel_2_6_20 = import ../os-specific/linux/kernel/linux-2.6.20.nix { - inherit fetchurl perl mktemp module_init_tools; - stdenv = overrideGCC stdenv gccNew; + inherit fetchurl stdenv perl mktemp module_init_tools; kernelPatches = [ { name = "skas-2.6.20-v9-pre9"; patch = fetchurl {