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+/* Guix --- Nix package management from Guile. -*- coding: utf-8 -*-
+ Copyright (C) 2012 Ludovic Courtès <ludo@gnu.org>
+
+ This file is part of Guix.
+
+ Guix is free software; you can redistribute it and/or modify it
+ under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or (at
+ your option) any later version.
+
+ Guix is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with Guix. If not, see <http://www.gnu.org/licenses/>. */
+
+#include <config.h>
+
+#include <types.hh>
+#include "shared.hh"
+#include <globals.hh>
+
+#include <stdlib.h>
+#include <argp.h>
+
+/* Variables used by `nix-daemon.cc'. */
+volatile ::sig_atomic_t blockInt;
+char **argvSaved;
+
+using namespace nix;
+
+/* Entry point in `nix-daemon.cc'. */
+extern void run (Strings args);
+
+
+/* Command-line options. */
+
+const char *argp_program_version =
+ "guix-daemon (" PACKAGE_NAME ") " PACKAGE_VERSION;
+const char *argp_program_bug_address = PACKAGE_BUGREPORT;
+
+static char doc[] =
+"guix-daemon -- perform derivation builds and store accesses\
+\v\
+This program is a daemon meant to run in the background. It serves \
+requests sent over a Unix-domain socket. It accesses the store, and \
+builds derivations on behalf of its clients.";
+
+#define GUIX_OPT_SYSTEM 1
+#define GUIX_OPT_DISABLE_CHROOT 2
+#define GUIX_OPT_DISABLE_LOG_COMPRESSION 3
+
+static const struct argp_option options[] =
+ {
+ { "system", GUIX_OPT_SYSTEM, "SYSTEM", 0,
+ "Assume SYSTEM as the current system type" },
+ { "build-cores", 'C', "N", 0,
+ "Use N CPU cores to build each derivation; 0 means as many as available" },
+ { "max-jobs", 'M', "N", 0,
+ "Allow at most N build jobs" },
+ { "disable-chroot", GUIX_OPT_DISABLE_CHROOT, 0, 0,
+ "Disable chroot builds" },
+ { "disable-log-compression", GUIX_OPT_DISABLE_LOG_COMPRESSION, 0, 0,
+ "Disable compression of the build logs" },
+ { 0, 0, 0, 0, 0 }
+ };
+
+/* Parse a single option. */
+static error_t
+parse_opt (int key, char *arg, struct argp_state *state)
+{
+ switch (key)
+ {
+ case GUIX_OPT_DISABLE_CHROOT:
+ settings.useChroot = false;
+ break;
+ case GUIX_OPT_DISABLE_LOG_COMPRESSION:
+ settings.compressLog = false;
+ break;
+ case 'C':
+ settings.buildCores = atoi (arg);
+ break;
+ case 'M':
+ settings.maxBuildJobs = atoi (arg);
+ break;
+ case GUIX_OPT_SYSTEM:
+ settings.thisSystem = arg;
+ break;
+ default:
+ return ARGP_ERR_UNKNOWN;
+ }
+
+ return 0;
+}
+
+/* Argument parsing. */
+static struct argp argp = { options, parse_opt, 0, doc };
+
+
+
+int
+main (int argc, char *argv[])
+{
+ Strings nothing;
+
+ settings.useChroot = true;
+ settings.processEnvironment ();
+
+ argp_parse (&argp, argc, argv, 0, 0, 0);
+
+ argvSaved = argv;
+ run (nothing);
+}