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|
{ pkgs, buildEnv, runCommand, hostPlatform, lib
, stdenv }:
# These are some unix tools that are commonly included in the /usr/bin
# and /usr/sbin directory under more normal distributions. Along with
# coreutils, these are commonly assumed to be available by build
# systems, but we can't assume they are available. In Nix, we list
# each program by name directly through this unixtools attribute.
# You should always try to use single binaries when available. For
# instance, if your program needs to use "ps", just list it as a build
# input, not "procps" which requires Linux.
let
singleBinary = cmd: providers: let
provider = "${lib.getBin providers.${hostPlatform.parsed.kernel.name}}/bin/${cmd}";
in runCommand cmd {
meta.platforms = map (n: { kernel.name = n; }) (pkgs.lib.attrNames providers);
} ''
mkdir -p $out/bin
if ! [ -x "${provider}" ]; then
echo "Cannot find command ${cmd}"
exit 1
fi
ln -s "${provider}" "$out/bin/${cmd}"
'';
# more is unavailable in darwin
# just use less
more_compat = runCommand "more" {} ''
mkdir -p $out/bin
ln -s ${pkgs.less}/bin/less $out/bin/more
'';
bins = lib.mapAttrs singleBinary {
# singular binaries
arp = {
linux = pkgs.nettools;
darwin = pkgs.darwin.network_cmds;
};
col = {
linux = pkgs.utillinux;
darwin = pkgs.darwin.text_cmds;
};
eject = {
linux = pkgs.utillinux;
};
getconf = singleBinary "getconf" {
linux = if hostPlatform.isMusl then pkgs.musl-getconf
else lib.getBin stdenv.cc.libc;
darwin = pkgs.darwin.system_cmds;
};
getent = {
linux = if hostPlatform.isMusl then pkgs.musl-getent
# This may not be right on other platforms, but preserves existing behavior
else /* if hostPlatform.libc == "glibc" then */ pkgs.glibc.bin;
};
getopt = {
linux = pkgs.utillinux;
darwin = pkgs.getopt;
};
fdisk = {
linux = pkgs.utillinux;
darwin = pkgs.darwin.diskdev_cmds;
};
fsck = {
linux = pkgs.utillinux;
darwin = pkgs.darwin.diskdev_cmds;
};
hexdump = {
linux = pkgs.utillinux;
darwin = pkgs.darwin.shell_cmds;
};
hostname = {
linux = pkgs.nettools;
darwin = pkgs.darwin.shell_cmds;
};
ifconfig = {
linux = pkgs.nettools;
darwin = pkgs.darwin.network_cmds;
};
logger = {
linux = pkgs.utillinux;
};
more = {
linux = pkgs.utillinux;
darwin = more_compat;
};
mount = {
linux = pkgs.utillinux;
darwin = pkgs.darwin.diskdev_cmds;
};
netstat = {
linux = pkgs.nettools;
darwin = pkgs.darwin.network_cmds;
};
ping = {
linux = pkgs.iputils;
darwin = pkgs.darwin.network_cmds;
};
ps = {
linux = pkgs.procps;
darwin = pkgs.darwin.ps;
};
quota = {
linux = pkgs.linuxquota;
darwin = pkgs.darwin.diskdev_cmds;
};
route = {
linux = pkgs.nettools;
darwin = pkgs.darwin.network_cmds;
};
script = {
linux = pkgs.utillinux;
darwin = pkgs.darwin.shell_cmds;
};
sysctl = {
linux = pkgs.procps;
darwin = pkgs.darwin.system_cmds;
};
top = {
linux = pkgs.procps;
darwin = pkgs.darwin.top;
};
umount = {
linux = pkgs.utillinux;
darwin = pkgs.darwin.diskdev_cmds;
};
whereis = {
linux = pkgs.utillinux;
darwin = pkgs.darwin.shell_cmds;
};
wall = {
linux = pkgs.utillinux;
};
write = {
linux = pkgs.utillinux;
darwin = pkgs.darwin.basic_cmds;
};
};
makeCompat = name': value: buildEnv {
name = name' + "-compat";
paths = value;
};
# Compatibility derivations
# Provided for old usage of these commands.
compat = with bins; lib.mapAttrs makeCompat {
procps = [ ps sysctl top ];
utillinux = [ fsck fdisk getopt hexdump mount
script umount whereis write col ];
nettools = [ arp hostname ifconfig netstat route ];
};
in bins // compat
|