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libevent: split _openssl into a separate output

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... to save ~3.4 MB of openssl from the default closure.
This commit is contained in:
Vladimír Čunát 2017-02-27 18:03:34 +01:00
parent 079353e208
commit 78e4f9d8d7
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1 changed files with 11 additions and 1 deletions
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12
pkgs/development/libraries/libevent/default.nix
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@ -23,11 +23,21 @@ stdenv.mkDerivation {
| grep -v '^dh-autoreconf' | sed 's|^|debian/patches/|')"
'';
outputs = [ "out" "dev" ];
# libevent_openssl is moved into its own output, so that openssl isn't present
# in the default closure.
outputs = [ "out" "dev" "openssl" ];
outputBin = "dev";
propagatedBuildOutputs = [ "out" "openssl" ];
buildInputs = [ openssl ] ++ stdenv.lib.optional stdenv.isCygwin findutils;
postInstall = ''
moveToOutput "lib/libevent_openssl*" "$openssl"
substituteInPlace "$dev/lib/pkgconfig/libevent_openssl.pc" \
--replace "$out" "$openssl"
sed "/^libdir=/s|$out|$openssl|" -i "$openssl"/lib/libevent_openssl.la
'';
meta = with stdenv.lib; {
description = "Event notification library";
longDescription = ''