129 lines
3.3 KiB
Nix
129 lines
3.3 KiB
Nix
{ pkgs, buildEnv, runCommand, hostPlatform }:
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# These are some unix tools that are commonly included in the /usr/bin
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# and /usr/sbin directory under more normal distributions. Along with
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# coreutils, these are commonly assumed to be available by build
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# systems, but we can't assume they are available. In Nix, we list
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# each program by name directly through this unixtools attribute.
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# You should always try to use single binaries when available. For
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# instance, if your program needs to use "ps", just list it as a build
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# input, not "procps" which requires Linux.
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let
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singleBinary = cmd: providers: let
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provider = "${providers.${hostPlatform.parsed.kernel.name} or "missing-package"}/bin/${cmd}";
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in runCommand cmd {
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meta.platforms = map (n: { kernel.name = n; }) (pkgs.lib.attrNames providers);
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} ''
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mkdir -p $out/bin
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if ! [ -x "${provider}" ]; then
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echo "Cannot find command ${cmd}"
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exit 1
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fi
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ln -s "${provider}" "$out/bin/${cmd}"
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'';
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in rec {
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# more is unavailable in darwin
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# just use less
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more_compat = runCommand "more" {} ''
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mkdir -p $out/bin
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ln -s ${pkgs.less}/bin/less $out/bin/more
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'';
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# singular binaries
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arp = singleBinary "arp" {
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linux = pkgs.nettools;
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darwin = pkgs.darwin.network_cmds;
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};
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eject = singleBinary "eject" {
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linux = pkgs.utillinux;
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};
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getopt = singleBinary "getopt" {
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linux = pkgs.utillinux;
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darwin = pkgs.getopt;
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};
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hexdump = singleBinary "hexdump" {
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linux = pkgs.utillinux;
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darwin = pkgs.darwin.shell_cmds;
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};
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hostname = singleBinary "hostname" {
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linux = pkgs.nettools;
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darwin = pkgs.darwin.shell_cmds;
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};
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ifconfig = singleBinary "ifconfig" {
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linux = pkgs.nettools;
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darwin = pkgs.darwin.network_cmds;
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};
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logger = singleBinary "logger" {
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linux = pkgs.utillinux;
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};
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more = singleBinary "more" {
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linux = pkgs.utillinux;
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darwin = more_compat;
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};
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mount = singleBinary "mount" {
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linux = pkgs.utillinux;
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};
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netstat = singleBinary "netstat" {
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linux = pkgs.nettools;
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darwin = pkgs.darwin.network_cmds;
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};
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ping = singleBinary "ping" {
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linux = pkgs.iputils;
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darwin = pkgs.darwin.network_cmds;
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};
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ps = singleBinary "ps" {
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linux = pkgs.procps;
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darwin = pkgs.darwin.ps;
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};
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route = singleBinary "route" {
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linux = pkgs.nettools;
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darwin = pkgs.darwin.network_cmds;
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};
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script = singleBinary "script" {
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linux = pkgs.utillinux;
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darwin = pkgs.darwin.shell_cmds;
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};
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sysctl = singleBinary "sysctl" {
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linux = pkgs.procps;
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darwin = pkgs.darwin.system_cmds;
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};
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umount = singleBinary "umount" {
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linux = pkgs.utillinux;
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};
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whereis = singleBinary "whereis" {
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linux = pkgs.utillinux;
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darwin = pkgs.darwin.shell_cmds;
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};
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wall = singleBinary "wall" {
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linux = pkgs.utillinux;
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};
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write = singleBinary "write" {
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linux = pkgs.utillinux;
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darwin = pkgs.darwin.basic_cmds;
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};
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# Compatibility derivations
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# Provided for old usage of these commands.
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procps = buildEnv {
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name = "procps-compat";
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paths = [ sysctl ps ];
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};
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utillinux = buildEnv {
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name = "utillinux-compat";
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paths = [ getopt hexdump script whereis write ];
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};
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nettools = buildEnv {
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name = "nettools-compat";
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paths = [ arp hostname netstat route ];
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};
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}
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