mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-12-25 03:17:13 +00:00
83 lines
2.6 KiB
Nix
83 lines
2.6 KiB
Nix
|
{ config, pkgs, lib, ... }:
|
||
|
|
||
|
with lib;
|
||
|
let
|
||
|
cfg = config.programs.ccache;
|
||
|
in {
|
||
|
options.programs.ccache = {
|
||
|
# host configuration
|
||
|
enable = mkEnableOption "CCache";
|
||
|
cacheDir = mkOption {
|
||
|
type = types.path;
|
||
|
description = "CCache directory";
|
||
|
default = "/var/cache/ccache";
|
||
|
};
|
||
|
# target configuration
|
||
|
packageNames = mkOption {
|
||
|
type = types.listOf types.str;
|
||
|
description = "Nix top-level packages to be compiled using CCache";
|
||
|
default = [];
|
||
|
example = [ "wxGTK30" "qt48" "ffmpeg_3_3" "libav_all" ];
|
||
|
};
|
||
|
};
|
||
|
|
||
|
config = mkMerge [
|
||
|
# host configuration
|
||
|
(mkIf cfg.enable {
|
||
|
systemd.tmpfiles.rules = [ "d ${cfg.cacheDir} 0770 root nixbld -" ];
|
||
|
|
||
|
# "nix-ccache --show-stats" and "nix-ccache --clear"
|
||
|
security.wrappers.nix-ccache = {
|
||
|
group = "nixbld";
|
||
|
setgid = true;
|
||
|
source = pkgs.writeScript "nix-ccache.pl" ''
|
||
|
#!${pkgs.perl}/bin/perl
|
||
|
|
||
|
%ENV=( CCACHE_DIR => '${cfg.cacheDir}' );
|
||
|
sub untaint {
|
||
|
my $v = shift;
|
||
|
return '-C' if $v eq '-C' || $v eq '--clear';
|
||
|
return '-V' if $v eq '-V' || $v eq '--version';
|
||
|
return '-s' if $v eq '-s' || $v eq '--show-stats';
|
||
|
return '-z' if $v eq '-z' || $v eq '--zero-stats';
|
||
|
exec('${pkgs.ccache}/bin/ccache', '-h');
|
||
|
}
|
||
|
exec('${pkgs.ccache}/bin/ccache', map { untaint $_ } @ARGV);
|
||
|
'';
|
||
|
};
|
||
|
})
|
||
|
|
||
|
# target configuration
|
||
|
(mkIf (cfg.packageNames != []) {
|
||
|
nixpkgs.overlays = [
|
||
|
(self: super: genAttrs cfg.packageNames (pn: super.${pn}.override { stdenv = builtins.trace "with ccache: ${pn}" self.ccacheStdenv; }))
|
||
|
|
||
|
(self: super: {
|
||
|
ccacheWrapper = super.ccacheWrapper.override {
|
||
|
extraConfig = ''
|
||
|
export CCACHE_COMPRESS=1
|
||
|
export CCACHE_DIR="${cfg.cacheDir}"
|
||
|
export CCACHE_UMASK=007
|
||
|
if [ ! -d "$CCACHE_DIR" ]; then
|
||
|
echo "====="
|
||
|
echo "Directory '$CCACHE_DIR' does not exist"
|
||
|
echo "Please create it with:"
|
||
|
echo " sudo mkdir -m0770 '$CCACHE_DIR'"
|
||
|
echo " sudo chown root:nixbld '$CCACHE_DIR'"
|
||
|
echo "====="
|
||
|
exit 1
|
||
|
fi
|
||
|
if [ ! -w "$CCACHE_DIR" ]; then
|
||
|
echo "====="
|
||
|
echo "Directory '$CCACHE_DIR' is not accessible for user $(whoami)"
|
||
|
echo "Please verify its access permissions"
|
||
|
echo "====="
|
||
|
exit 1
|
||
|
fi
|
||
|
'';
|
||
|
};
|
||
|
})
|
||
|
];
|
||
|
})
|
||
|
];
|
||
|
}
|