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nixpkgs/pkgs/top-level/release-cross.nix
John Ericson 20e756a093 lib: Consolidate platform configurations (used for crossSystem)
This is good for maintenance and education.
2017-05-29 18:56:03 -04:00

129 lines
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Nix

/* This file defines some basic smoke tests for cross compilation.
*/
{ # The platforms *from* which we cross compile.
supportedSystems ? [ "x86_64-linux" "x86_64-darwin" ]
, # Strip most of attributes when evaluating to spare memory usage
scrubJobs ? true
}:
with import ./release-lib.nix { inherit supportedSystems scrubJobs; };
let
nativePlatforms = linux;
common = {
buildPackages.binutils = nativePlatforms;
gmp = nativePlatforms;
libcCross = nativePlatforms;
};
gnuCommon = lib.recursiveUpdate common {
buildPackages.gccCrossStageFinal = nativePlatforms;
coreutils = nativePlatforms;
};
linuxCommon = lib.recursiveUpdate gnuCommon {
buildPackages.gdb = nativePlatforms;
bison = nativePlatforms;
busybox = nativePlatforms;
dropbear = nativePlatforms;
ed = nativePlatforms;
ncurses = nativePlatforms;
patch = nativePlatforms;
};
windowsCommon = lib.recursiveUpdate gnuCommon {
boehmgc = nativePlatforms;
guile_1_8 = nativePlatforms;
libffi = nativePlatforms;
libtool = nativePlatforms;
libunistring = nativePlatforms;
windows.wxMSW = nativePlatforms;
};
darwinCommon = {
buildPackages.binutils = darwin;
};
in
{
# These derivations from a cross package set's `buildPackages` should be
# identical to their vanilla equivalents --- none of these package should
# observe the target platform which is the only difference between those
# package sets.
ensureUnaffected = let
# Absurd values are fine here, as we are not building anything. In fact,
# there probably a good idea to try to be "more parametric" --- i.e. avoid
# any special casing.
crossSystem = {
config = "mips64el-apple-windows-gnu";
libc = "glibc";
};
# Converting to a string (drv path) before checking equality is probably a
# good idea lest there be some irrelevant pass-through debug attrs that
# cause false negatives.
testEqualOne = path: system: let
f = path: attrs: builtins.toString (lib.getAttrFromPath path (allPackages attrs));
in assertTrue (
f path { inherit system; }
==
f (["buildPackages"] ++ path) { inherit system crossSystem; }
);
testEqual = path: systems: forAllSupportedSystems systems (testEqualOne path);
mapTestEqual = lib.mapAttrsRecursive testEqual;
in mapTestEqual {
boehmgc = nativePlatforms;
libffi = nativePlatforms;
libiconv = nativePlatforms;
libtool = nativePlatforms;
zlib = nativePlatforms;
readline = nativePlatforms;
libxml2 = nativePlatforms;
guile = nativePlatforms;
};
crossIphone64 = mapTestOnCross lib.systems.examples.iphone64 darwinCommon;
crossIphone32 = mapTestOnCross lib.systems.examples.iphone32 darwinCommon;
/* Test some cross builds to the Sheevaplug */
crossSheevaplugLinux = mapTestOnCross lib.systems.examples.sheevaplug (linuxCommon // {
ubootSheevaplug = nativePlatforms;
});
/* Test some cross builds on 32 bit mingw-w64 */
crossMingw32 = mapTestOnCross lib.systems.examples.mingw32 windowsCommon;
/* Test some cross builds on 64 bit mingw-w64 */
crossMingwW64 = mapTestOnCross lib.systems.examples.mingwW64 windowsCommon;
/* Linux on the fuloong */
fuloongminipc = mapTestOnCross lib.systems.examples.fuloongminipc linuxCommon;
/* Linux on Raspberrypi */
rpi = mapTestOnCross lib.systems.examples.raspberryPi (linuxCommon // {
vim = nativePlatforms;
unzip = nativePlatforms;
ddrescue = nativePlatforms;
lynx = nativePlatforms;
patchelf = nativePlatforms;
buildPackages.binutils = nativePlatforms;
mpg123 = nativePlatforms;
});
/* Cross-built bootstrap tools for every supported platform */
bootstrapTools = let
tools = import ../stdenv/linux/make-bootstrap-tools-cross.nix { system = "x86_64-linux"; };
maintainers = [ lib.maintainers.dezgeg ];
mkBootstrapToolsJob = drv: hydraJob' (lib.addMetaAttrs { inherit maintainers; } drv);
in lib.mapAttrsRecursiveCond (as: !lib.isDerivation as) (name: mkBootstrapToolsJob) tools;
}