liburing: Fix references between outputs issue

Experienced in:
https://github.com/NixOS/nixpkgs/pull/98869#discussion_r495492213

Set configure flags properly, don't override configurePhase, per:
https://github.com/jtojnar/nixpkgs-hammering/blob/master/explanations/explicit-phases.md

Use different output names - use $bin for examples, and $out for
libraries which expectedly should be referenced by reverse deps.
This commit is contained in:
Doron Behar 2020-09-27 12:35:07 +03:00
parent 7c1ce3b1e6
commit ac5e22734c

View file

@ -14,24 +14,32 @@ stdenv.mkDerivation rec {
separateDebugInfo = true;
enableParallelBuilding = true;
outputs = [ "out" "lib" "dev" "man" ];
configurePhase = ''
./configure \
--prefix=$out \
--includedir=$dev/include \
--libdir=$lib/lib \
--mandir=$man/share/man \
# Upstream's configure script is not autoconf generated, but a hand written one.
setOutputFlags = false;
preConfigure =
# We cannot use configureFlags or configureFlagsArray directly, since we
# don't have structuredAttrs yet and using placeholder causes permissions
# denied errors. Using $dev / $man in configureFlags causes bash evaluation
# errors
''
configureFlagsArray+=(
"--includedir=$dev/include"
"--mandir=$man/share/man"
)
'';
# Copy the examples into $out.
postInstall = ''
mkdir -p $out/bin
cp ./examples/io_uring-cp examples/io_uring-test $out/bin
cp ./examples/link-cp $out/bin/io_uring-link-cp
cp ./examples/ucontext-cp $out/bin/io_uring-ucontext-cp
'';
outputs = [ "out" "bin" "dev" "man" ];
postInstall =
# Copy the examples into $bin. Most reverse dependency of this package should
# reference only the $out output
''
mkdir -p $bin/bin
cp ./examples/io_uring-cp examples/io_uring-test $bin/bin
cp ./examples/link-cp $bin/bin/io_uring-link-cp
cp ./examples/ucontext-cp $bin/bin/io_uring-ucontext-cp
''
;
meta = with stdenv.lib; {
description = "Userspace library for the Linux io_uring API";