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unixtools: refactor

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This commit is contained in:
Matthew Bauer 2018-07-08 16:09:47 -04:00
parent b802570fc2
commit 7e4ce2cfcb
1 changed files with 19 additions and 15 deletions
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34
pkgs/top-level/unix-tools.nix
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@ -1,5 +1,4 @@
{ pkgs, buildEnv, runCommand, hostPlatform, lib
, stdenv }:
{ 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
@ -11,21 +10,25 @@
# 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 = "${lib.getBin providers.${hostPlatform.parsed.kernel.name}}/bin/${cmd}";
manpage = "${lib.getOutput "man" providers.${hostPlatform.parsed.kernel.name}}/share/man/man1/${cmd}.1.gz";
provider = providers.${hostPlatform.parsed.kernel.name};
bin = "${getBin provider}/bin/${cmd}";
manpage = "${getOutput "man" provider}/share/man/man1/${cmd}.1.gz";
in runCommand "${cmd}-${version}" {
meta.platforms = map (n: { kernel.name = n; }) (pkgs.lib.attrNames providers);
meta.platforms = map (n: { kernel.name = n; }) (attrNames providers);
passthru = { inherit provider; };
} ''
if ! [ -x "${provider}" ]; then
if ! [ -x "${bin}" ]; then
echo "Cannot find command ${cmd}"
exit 1
fi
install -D "${provider}" "$out/bin/${cmd}"
install -D "${bin}" "$out/bin/${cmd}"
if [ -f "${manpage}" ]; then
install -D "${manpage}" $out/share/man/man1/${cmd}.1.gz
@ -33,13 +36,13 @@ let
'';
# more is unavailable in darwin
# just use less
# so we just use less
more_compat = runCommand "more-${version}" {} ''
mkdir -p $out/bin
ln -s ${pkgs.less}/bin/less $out/bin/more
'';
bins = lib.mapAttrs singleBinary {
bins = mapAttrs singleBinary {
# singular binaries
arp = {
linux = pkgs.nettools;
@ -53,12 +56,12 @@ let
linux = pkgs.utillinux;
};
getconf = {
linux = if hostPlatform.libc == "glibc" then lib.getBin pkgs.glibc
linux = if hostPlatform.libc == "glibc" then pkgs.glibc
else pkgs.netbsd.getconf;
darwin = pkgs.darwin.system_cmds;
};
getent = {
linux = if hostPlatform.libc == "glibc" then lib.getBin pkgs.glibc
linux = if hostPlatform.libc == "glibc" then pkgs.glibc
else pkgs.netbsd.getent;
darwin = pkgs.netbsd.getent;
};
@ -165,10 +168,11 @@ let
};
};
makeCompat = name': value: buildEnv {
name = name' + "-compat-${version}";
paths = value;
};
makeCompat = pname: paths:
buildEnv {
name = "${pname}-${version}";
inherit paths;
};
# Compatibility derivations
# Provided for old usage of these commands.