pkg-config-wrapper: Init

This fixes longstanding build issues
This commit is contained in:
John Ericson 2020-04-27 22:39:58 -04:00
parent 27edd9efb3
commit c71ab32a67
9 changed files with 208 additions and 12 deletions

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@ -0,0 +1,12 @@
# See cc-wrapper for comments.
var_templates_list=(
PKG_CONFIG_PATH
)
accumulateRoles
for var in "${var_templates_list[@]}"; do
mangleVarList "$var" ${role_suffixes[@]+"${role_suffixes[@]}"}
done
export NIX_PKG_CONFIG_WRAPPER_FLAGS_SET_@suffixSalt@=1

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@ -0,0 +1,117 @@
# The wrapper script ensures variables like PKG_CONFIG_PATH and
# PKG_CONFIG_PATH_FOR_BUILD work properly.
{ stdenvNoCC
, buildPackages
, pkg-config
, propagateDoc ? pkg-config != null && pkg-config ? man
, extraPackages ? [], extraBuildCommands ? ""
}:
with stdenvNoCC.lib;
let
stdenv = stdenvNoCC;
inherit (stdenv) hostPlatform targetPlatform;
# Prefix for binaries. Customarily ends with a dash separator.
#
# TODO(@Ericson2314) Make unconditional, or optional but always true by
# default.
targetPrefix = stdenv.lib.optionalString (targetPlatform != hostPlatform)
(targetPlatform.config + "-");
# See description in cc-wrapper.
suffixSalt = replaceStrings ["-" "."] ["_" "_"] targetPlatform.config;
in
stdenv.mkDerivation {
pname = targetPrefix + pkg-config.pname + "-wrapper";
inherit (pkg-config) version;
preferLocalBuild = true;
shell = getBin stdenvNoCC.shell + stdenvNoCC.shell.shellPath or "";
inherit targetPrefix suffixSalt;
outputs = [ "out" ] ++ optionals propagateDoc [ "man" ];
passthru = {
inherit pkg-config;
};
dontBuild = true;
dontConfigure = true;
unpackPhase = ''
src=$PWD
'';
installPhase =
''
mkdir -p $out/bin $out/nix-support
wrap() {
local dst="$1"
local wrapper="$2"
export prog="$3"
substituteAll "$wrapper" "$out/bin/$dst"
chmod +x "$out/bin/$dst"
}
echo $pkg-config > $out/nix-support/orig-pkg-config
wrap ${targetPrefix}pkg-config ${./pkg-config-wrapper.sh} "${getBin pkg-config}/bin/pkg-config"
'';
strictDeps = true;
wrapperName = "PKG_CONFIG_WRAPPER";
setupHooks = [
../setup-hooks/role.bash
./setup-hook.sh
];
postFixup =
''
##
## User env support
##
# Propagate the underling unwrapped pkg-config so that if you
# install the wrapper, you get anything else it might provide.
printWords ${pkg-config} > $out/nix-support/propagated-user-env-packages
''
+ optionalString propagateDoc ''
##
## Man page and info support
##
ln -s ${pkg-config.man} $man
''
+ ''
substituteAll ${./add-flags.sh} $out/nix-support/add-flags.sh
substituteAll ${../wrapper-common/utils.bash} $out/nix-support/utils.bash
##
## Extra custom steps
##
''
+ extraBuildCommands;
meta =
let pkg-config_ = if pkg-config != null then pkg-config else {}; in
(if pkg-config_ ? meta then removeAttrs pkg-config.meta ["priority"] else {}) //
{ description =
stdenv.lib.attrByPath ["meta" "description"] "pkg-config" pkg-config_
+ " (wrapper script)";
priority = 10;
};
}

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@ -0,0 +1,21 @@
#! @shell@
set -eu -o pipefail +o posix
shopt -s nullglob
if (( "${NIX_DEBUG:-0}" >= 7 )); then
set -x
fi
source @out@/nix-support/utils.bash
if [ -z "${NIX_PKG_CONFIG_WRAPPER_FLAGS_SET_@suffixSalt@:-}" ]; then
source @out@/nix-support/add-flags.sh
fi
if (( ${#role_suffixes[@]} > 0 )); then
# replace env var with nix-modified one
PKG_CONFIG_PATH=$PKG_CONFIG_PATH_@suffixSalt@ exec @prog@ "$@"
else
# pkg-config isn't a bonafied dependency so ignore setup hook entirely
exec @prog@ "$@"
fi

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@ -0,0 +1,29 @@
# pkg-config Wrapper hygiene
#
# See comments in cc-wrapper's setup hook. This works exactly the same way.
# Skip setup hook if we're neither a build-time dep, nor, temporarily, doing a
# native compile.
#
# TODO(@Ericson2314): No native exception
[[ -z ${strictDeps-} ]] || (( "$hostOffset" < 0 )) || return 0
pkgConfigWrapper_addPkgConfigPath () {
# See ../setup-hooks/role.bash
local role_post
getHostRoleEnvHook
addToSearchPath "PKG_CONFIG_PATH${role_post}" "$1/lib/pkgconfig"
addToSearchPath "PKG_CONFIG_PATH${role_post}" "$1/share/pkgconfig"
}
# See ../setup-hooks/role.bash
getTargetRole
getTargetRoleWrapper
addEnvHooks "$targetOffset" pkgConfigWrapper_addPkgConfigPath
export PKG_CONFIG${role_post}=@targetPrefix@pkg-config
# No local scope in sourced file
unset -v role_post

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@ -4,7 +4,7 @@ buildPythonPackage rec {
pname = "pkgconfig";
version = "1.5.1";
setupHook = pkgconfig.setupHook;
setupHooks = pkgconfig.setupHooks;
src = fetchPypi {
inherit pname version;

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@ -6,8 +6,6 @@ stdenv.mkDerivation rec {
pname = "pkg-config";
version = "0.29.2";
setupHook = ./setup-hook.sh;
src = fetchurl {
url = "https://pkgconfig.freedesktop.org/releases/${pname}-${version}.tar.gz";
sha256 = "14fmwzki1rlz8bs2p810lk6jqdxsk966d8drgsjmi54cd00rrikg";

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@ -1,6 +0,0 @@
addPkgConfigPath () {
addToSearchPath PKG_CONFIG_PATH $1/lib/pkgconfig
addToSearchPath PKG_CONFIG_PATH $1/share/pkgconfig
}
addEnvHooks "$targetOffset" addPkgConfigPath

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@ -91,6 +91,20 @@ let
pkgFun = pkgs: pkgs.hello;
};
pkg-config = {platformFun, crossPkgs, emulator}: crossPkgs.runCommand
"test-pkg-config-${crossPkgs.hostPlatform.config}"
{
depsBuildBuild = [ crossPkgs.pkgsBuildBuild.pkg-config ];
nativeBuildInputs = [ crossPkgs.pkgsBuildHost.pkg-config crossPkgs.buildPackages.zlib ];
depsBuildTarget = [ crossPkgs.pkgsBuildTarget.pkg-config ];
buildInputs = [ crossPkgs.zlib ];
NIX_DEBUG = 7;
} ''
mkdir $out
${crossPkgs.pkgsBuildBuild.pkg-config.targetPrefix}pkg-config --cflags zlib > "$out/for-build"
${crossPkgs.pkgsBuildHost.pkg-config.targetPrefix}pkg-config --cflags zlib > "$out/for-host"
! diff "$out/for-build" "$out/for-host"
'';
};
in {

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@ -329,7 +329,11 @@ in
# break dependency cycles
fetchurl = stdenv.fetchurlBoot;
zlib = buildPackages.zlib.override { fetchurl = stdenv.fetchurlBoot; };
pkgconfig = buildPackages.pkgconfig.override { fetchurl = stdenv.fetchurlBoot; };
pkgconfig = buildPackages.pkgconfig.override (old: {
pkg-config = old.pkg-config.override {
fetchurl = stdenv.fetchurlBoot;
};
});
perl = buildPackages.perl.override { fetchurl = stdenv.fetchurlBoot; };
openssl = buildPackages.openssl.override {
fetchurl = stdenv.fetchurlBoot;
@ -10737,10 +10741,17 @@ in
pkgconf = callPackage ../development/tools/misc/pkgconf {};
pkg-config = callPackage ../development/tools/misc/pkg-config { };
pkg-config-unwrapped = callPackage ../development/tools/misc/pkg-config { };
pkg-config = callPackage ../build-support/pkg-config-wrapper {
pkg-config = pkg-config-unwrapped;
};
pkgconfig = pkg-config; # added 2018-02-02
pkg-configUpstream = lowPrio (pkg-config.override { vanilla = true; });
pkg-configUpstream = lowPrio (pkg-config.override (old: {
pkg-config = old.pkg-config.override {
vanilla = true;
};
}));
pkgconfigUpstream = pkg-configUpstream; # added 2018-02-02
inherit (nodePackages) postcss-cli;