core/pkgs/by-name/li/libiconv/packages.nix

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2024-05-02 00:46:19 +00:00
{ ... }:
res: pkgs: super:
with pkgs;
{
# GNU libc provides libiconv so systems with glibc don't need to
# build libiconv separately. Additionally, Apple forked/repackaged
# libiconv so we use that instead of the vanilla version on that OS,
# and BSDs include libiconv in libc.
#
# We also provide `libiconvReal`, which will always be a standalone libiconv,
# just in case you want it regardless of platform.
libiconv =
if lib.elem stdenv.hostPlatform.libc [ "glibc" "musl" "nblibc" "wasilibc" ]
then
libcIconv
(if stdenv.hostPlatform != stdenv.buildPlatform
then libcCross
else stdenv.cc.libc)
# else if stdenv.hostPlatform.isDarwin
# then darwin.libiconv
else libiconvReal;
libcIconv = libc:
let
inherit (libc) pname version;
libcDev = lib.getDev libc;
in
runCommand "${pname}-iconv-${version}" { strictDeps = true; } ''
mkdir -p $out/include
ln -sv ${libcDev}/include/iconv.h $out/include
'';
libiconvReal = callPackage ./. { };
iconv =
if lib.elem stdenv.hostPlatform.libc [ "glibc" "musl" ] then
lib.getBin stdenv.cc.libc
else if stdenv.hostPlatform.isDarwin then
lib.getBin darwin.libiconv
else
lib.getBin libiconvReal;
}