nixpkgs/pkgs/stdenv/linux/default.nix

264 lines
7.8 KiB
Nix
Raw Normal View History

# This file constructs the standard build environment for the
# Linux/i686 platform. It's completely pure; that is, it relies on no
# external (non-Nix) tools, such as /usr/bin/gcc, and it contains a C
# compiler and linker that do not search in default locations,
# ensuring purity of components produced by it.
{allPackages}:
rec {
# The bootstrap process proceeds in several steps.
# 1) Create a standard environment by downloading pre-built
# statically linked binaries of coreutils, gcc, etc.
# To fetch the pre-built binaries, we use a statically linked `curl'
# binary which is unpacked here.
curl = derivation {
name = "curl";
builder = ./bash-static/bash;
tar = ./gnutar-static/bin/tar;
gunzip = ./gzip-static/bin/gunzip;
curl = ./curl-static/curl-7.12.2-static.tar.gz;
cp = ./tools/cp;
system = "i686-linux";
args = [ ./scripts/curl-unpack ];
};
# This function downloads and unpacks a file.
download =
{ url, pkgname, postProcess ? [], addToPath ? []
, extra ? null, extra2 ? null
, extra3 ? null, extra4? null, patchelf ? null}:
derivation {
name = pkgname;
builder = ./bash-static/bash;
tar = ./gnutar-static/bin/tar;
gunzip = ./gzip-static/bin/gunzip;
inherit curl url;
cp = ./tools/cp;
system = "i686-linux";
args = [ ./scripts/download-script ];
inherit postProcess addToPath extra extra2 extra3 extra4 patchelf;
};
# The various statically linked components that make up the standard
# environment.
coreutils = download {
url = http://losser.st-lab.cs.uu.nl/~armijn/.nix/coreutils-5.0-static.tar.gz;
pkgname = "coreutils";
};
patchelf = ./patchelf-static/bin/patchelf;
bzip2 = download {
url = http://losser.st-lab.cs.uu.nl/~armijn/.nix/bzip2-1.0.2-static.tar.gz;
pkgname = "bzip2";
};
gnumake = download {
url = http://losser.st-lab.cs.uu.nl/~armijn/.nix/make-3.80-static.tar.gz;
pkgname = "gnumake";
};
binutils = download {
url = http://losser.st-lab.cs.uu.nl/~armijn/.nix/binutils-2.15-static.tar.gz;
pkgname = "binutils";
};
diffutils = download {
url = http://losser.st-lab.cs.uu.nl/~armijn/.nix/diffutils-2.8.1-static.tar.gz;
pkgname = "diffutils";
};
gnused = download {
url = http://losser.st-lab.cs.uu.nl/~armijn/.nix/sed-4.0.7-static.tar.gz;
pkgname = "gnused";
};
gnugrep = download {
url = http://losser.st-lab.cs.uu.nl/~armijn/.nix/grep-2.5.1-static.tar.gz;
pkgname = "gnugrep";
};
gcc = (download {url = http://losser.st-lab.cs.uu.nl/~armijn/.nix/gcc-3.4.2-static.tar.gz;
pkgname = "gcc";
postProcess = [./scripts/fix-outpath.sh];
addToPath = [coreutils findutils gnused];
}) // { langC = true; langCC = false; langF77 = false; };
gawk = download {
url = http://losser.st-lab.cs.uu.nl/~armijn/.nix/gawk-3.1.3-static.tar.gz;
pkgname = "gawk";
};
patch = download {
url = http://losser.st-lab.cs.uu.nl/~armijn/.nix/patch-2.5.4-static.tar.gz;
pkgname = "patch";
};
findutils = download {
url = http://losser.st-lab.cs.uu.nl/~armijn/.nix/findutils-4.1.20-static.tar.gz;
pkgname = "findutils";
};
linuxHeaders = download {
url = http://losser.st-lab.cs.uu.nl/~armijn/.nix/linux-headers-2.4.25-i386.tar.gz;
pkgname = "linux-headers";
};
glibc = download {
url = http://losser.st-lab.cs.uu.nl/~armijn/.nix/glibc-2.3.3-static-2.tar.gz;
pkgname = "glibc";
patchelf = ./patchelf-static/bin/patchelf;
postProcess = [./scripts/add-symlink.sh ./scripts/fix-outpath.sh];
addToPath = [coreutils findutils gnused];
extra = linuxHeaders;
};
# The "fake" standard environment used to build "real" standard
# environments. It consists of just bash, coreutils, and sed, which
# is all that is needed by ../generic/builder.sh.
stdenvInitial = let {
body = derivation {
name = "stdenv-linux-static-initial";
system = "i686-linux";
builder = ./bash-static/bash;
args = ./scripts/builder-stdenv-initial.sh;
inherit coreutils gnused;
} // {
mkDerivation = attrs: derivation (attrs // {
builder = ./bash-static/bash;
args = ["-e" attrs.builder];
stdenv = body;
system = body.system;
});
shell = ./bash-static/bash;
};
};
# This function builds the various standard environments used during
# the bootstrap.
stdenvBootFun = {glibc, gcc, binutils, staticGlibc}: (import ../generic) {
name = "stdenv-linux-static-boot";
param1 = if staticGlibc then "static" else "dynamic";
preHook = ./prehook.sh;
stdenv = stdenvInitial;
shell = ./bash-static/bash;
gcc = (import ../../build-support/gcc-wrapper) {
stdenv = stdenvInitial;
nativeTools = false;
nativeGlibc = false;
inherit gcc glibc binutils;
};
initialPath = [
coreutils
./gnutar-static
./gzip-static
bzip2
gnused
gnugrep
gawk
gnumake
findutils
diffutils
patch
./patchelf-static
];
};
# Create the first "real" standard environment. This one consists
# of statically linked components only, and a minimal glibc to keep
# the gcc configure script happy.
stdenvLinuxBoot1 = stdenvBootFun {
# Use the statically linked, downloaded glibc/gcc/binutils.
inherit glibc gcc binutils;
staticGlibc = true;
};
# 2) These are the packages that we can build with the first
# stdenv. We only need Glibc (in step 3).
stdenvLinuxBoot1Pkgs = allPackages {
stdenv = stdenvLinuxBoot1;
bootCurl = curl;
};
# 3) Build Glibc with the statically linked tools. The result is the
# full, dynamically linked, final Glibc.
stdenvLinuxGlibc = stdenvLinuxBoot1Pkgs.glibc;
# 4) Construct a second stdenv identical to the first, except that
# this one uses the Glibc built in step 3. It still uses
# statically linked tools.
stdenvLinuxBoot2 = stdenvBootFun {
glibc = stdenvLinuxGlibc;
staticGlibc = false;
inherit gcc binutils;
};
# 5) The packages that can be built using the second stdenv.
stdenvLinuxBoot2Pkgs = allPackages {
stdenv = stdenvLinuxBoot2;
bootCurl = curl;
};
# 6) Construct a third stdenv identical to the second, except that
# this one uses the dynamically linked GCC and Binutils from step
# 5. The other tools (e.g. coreutils) are still static.
stdenvLinuxBoot3 = stdenvBootFun {
glibc = stdenvLinuxGlibc;
staticGlibc = false;
inherit (stdenvLinuxBoot2Pkgs) gcc binutils;
};
# 7) The packages that can be built using the third stdenv.
stdenvLinuxBoot3Pkgs = allPackages {
stdenv = stdenvLinuxBoot3;
bootCurl = curl;
};
# 8) Construct the final stdenv. It uses the Glibc, GCC and
# Binutils built above, and adds in dynamically linked versions
# of all other tools.
stdenvLinux = (import ../generic) {
name = "stdenv-nix-linux";
preHook = ./prehook.sh;
initialPath = [
((import ../nix/path.nix) {pkgs = stdenvLinuxBoot3Pkgs;})
stdenvLinuxBoot3Pkgs.patchelf
];
stdenv = stdenvInitial;
gcc = (import ../../build-support/gcc-wrapper) {
stdenv = stdenvInitial;
nativeTools = false;
nativeGlibc = false;
inherit (stdenvLinuxBoot2Pkgs) gcc binutils;
glibc = stdenvLinuxGlibc;
shell = stdenvLinuxBoot3Pkgs.bash ~ /bin/sh;
};
shell = stdenvLinuxBoot3Pkgs.bash ~ /bin/sh;
};
# 8) Finally, the set of components built using the Linux stdenv.
# Reuse the tools built in the previous steps.
stdenvLinuxPkgs =
allPackages {
stdenv = stdenvLinux;
bootCurl = stdenvLinuxBoot3Pkgs.curl;
} //
{inherit (stdenvLinuxBoot2Pkgs) binutils gcc;} //
{inherit (stdenvLinuxBoot3Pkgs)
gzip bzip2 bash coreutils diffutils findutils gawk
gnumake gnused gnutar gnugrep curl patch patchelf;
} //
{glibc = stdenvLinuxGlibc;};
}