nixpkgs/pkgs/top-level/unix-tools.nix
2019-02-18 21:09:47 -05:00

196 lines
4.9 KiB
Nix

{ pkgs, buildEnv, runCommand, 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.
with lib;
let
version = "1003.1-2008";
singleBinary = cmd: providers: let
provider = providers.${stdenv.hostPlatform.parsed.kernel.name};
bin = "${getBin provider}/bin/${cmd}";
manpage = "${getOutput "man" provider}/share/man/man1/${cmd}.1.gz";
in runCommand "${cmd}-${version}" {
meta = {
priority = 10;
platforms = map (n: { kernel.name = n; }) (attrNames providers);
};
passthru = { inherit provider; };
preferLocalBuild = true;
} ''
if ! [ -x ${bin} ]; then
echo Cannot find command ${cmd}
exit 1
fi
mkdir -p $out/bin
ln -s ${bin} $out/bin/${cmd}
if [ -f ${manpage} ]; then
mkdir -p $out/share/man/man1
ln -s ${manpage} $out/share/man/man1/${cmd}.1.gz
fi
'';
# more is unavailable in darwin
# so we just use less
more_compat = runCommand "more-${version}" {} ''
mkdir -p $out/bin
ln -s ${pkgs.less}/bin/less $out/bin/more
'';
bins = mapAttrs singleBinary {
# singular binaries
arp = {
linux = pkgs.nettools;
darwin = pkgs.darwin.network_cmds;
};
col = {
linux = pkgs.utillinux;
darwin = pkgs.darwin.text_cmds;
};
column = {
linux = pkgs.utillinux;
darwin = pkgs.netbsd.column;
};
eject = {
linux = pkgs.utillinux;
};
getconf = {
linux = if stdenv.hostPlatform.libc == "glibc" then pkgs.glibc
else pkgs.netbsd.getconf;
darwin = pkgs.darwin.system_cmds;
};
getent = {
linux = if stdenv.hostPlatform.libc == "glibc" then pkgs.glibc
else pkgs.netbsd.getent;
darwin = pkgs.netbsd.getent;
};
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;
};
killall = {
linux = pkgs.psmisc;
darwin = pkgs.darwin.shell_cmds;
};
locale = {
linux = pkgs.glibc;
darwin = pkgs.netbsd.locale;
};
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;
};
watch = {
linux = pkgs.procps;
# watch is the only command from procps that builds currently on
# Darwin. Unfortunately no other implementations exist currently!
darwin = pkgs.callPackage ../os-specific/linux/procps-ng {};
};
write = {
linux = pkgs.utillinux;
darwin = pkgs.darwin.basic_cmds;
};
xxd = {
linux = pkgs.vim;
darwin = pkgs.vim;
};
};
makeCompat = pname: paths:
buildEnv {
name = "${pname}-${version}";
inherit paths;
};
# Compatibility derivations
# Provided for old usage of these commands.
compat = with bins; lib.mapAttrs makeCompat {
procps = [ ps sysctl top watch ];
utillinux = [ fsck fdisk getopt hexdump mount
script umount whereis write col column ];
nettools = [ arp hostname ifconfig netstat route ];
};
in bins // compat