nixpkgs/pkgs/servers/x11/xorg/builder.sh

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# This is the builder for all X.org components.
source $stdenv/setup
# After installation, automatically add all "Requires" fields in the
# pkgconfig files (*.pc) to the propagated build inputs.
origPostInstall=$postInstall
postInstall() {
if test -n "$origPostInstall"; then eval "$origPostInstall"; fi
local r p requires
requires=$(grep "Requires:" $out/lib/pkgconfig/*.pc | \
sed "s/Requires://" | sed "s/,/ /g")
echo "propagating requisites $requires"
for r in $requires; do
if test -n "$crossConfig"; then
for p in $crossPkgs; do
if test -e $p/lib/pkgconfig/$r.pc; then
echo " found requisite $r in $p"
propagatedBuildInputs="$propagatedBuildInputs $p"
fi
done
else
for p in $nativePkgs; do
if test -e $p/lib/pkgconfig/$r.pc; then
echo " found requisite $r in $p"
propagatedBuildNativeInputs="$propagatedBuildNativeInputs $p"
fi
done
fi
done
ensureDir "$out/nix-support"
echo "$propagatedBuildInputs" > "$out/nix-support/propagated-build-inputs"
echo "$propagatedBuildNativeInputs" > "$out/nix-support/propagated-build-native-inputs"
}
installFlags="appdefaultdir=$out/share/X11/app-defaults $installFlags"
if test -n "$x11BuildHook"; then
source $x11BuildHook
fi
enableParallelBuilding=1
genericBuild