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-rw-r--r--nix/nix-daemon/guix-daemon.cc25
1 files changed, 18 insertions, 7 deletions
diff --git a/nix/nix-daemon/guix-daemon.cc b/nix/nix-daemon/guix-daemon.cc
index 0f21e4f99e..5f0710c256 100644
--- a/nix/nix-daemon/guix-daemon.cc
+++ b/nix/nix-daemon/guix-daemon.cc
@@ -65,6 +65,7 @@ builds derivations on behalf of its clients.";
#define GUIX_OPT_DEBUG 9
#define GUIX_OPT_CHROOT_DIR 10
#define GUIX_OPT_LISTEN 11
+#define GUIX_OPT_NO_SUBSTITUTES 12
static const struct argp_option options[] =
{
@@ -90,6 +91,8 @@ static const struct argp_option options[] =
},
{ "build-users-group", GUIX_OPT_BUILD_USERS_GROUP, "GROUP", 0,
"Perform builds as a user of GROUP" },
+ { "no-substitutes", GUIX_OPT_NO_SUBSTITUTES, 0, 0,
+ "Do not use substitutes" },
{ "cache-failures", GUIX_OPT_CACHE_FAILURES, 0, 0,
"Cache build failures" },
{ "lose-logs", GUIX_OPT_LOSE_LOGS, 0, 0,
@@ -152,6 +155,9 @@ parse_opt (int key, char *arg, struct argp_state *state)
exit (EXIT_FAILURE);
}
break;
+ case GUIX_OPT_NO_SUBSTITUTES:
+ settings.useSubstitutes = false;
+ break;
case GUIX_OPT_DEBUG:
verbosity = lvlDebug;
break;
@@ -202,16 +208,21 @@ main (int argc, char *argv[])
/* Use our substituter by default. */
settings.substituters.clear ();
- string subs = getEnv ("NIX_SUBSTITUTERS", "default");
- if (subs == "default")
- settings.substituters.push_back (settings.nixLibexecDir
- + "/guix/substitute-binary");
- else
- settings.substituters = tokenizeString<Strings> (subs, ":");
-
+ settings.useSubstitutes = true;
argp_parse (&argp, argc, argv, 0, 0, 0);
+ if (settings.useSubstitutes)
+ {
+ string subs = getEnv ("NIX_SUBSTITUTERS", "default");
+
+ if (subs == "default")
+ settings.substituters.push_back (settings.nixLibexecDir
+ + "/guix/substitute-binary");
+ else
+ settings.substituters = tokenizeString<Strings> (subs, ":");
+ }
+
if (geteuid () == 0 && settings.buildUsersGroup.empty ())
fprintf (stderr, "warning: daemon is running as root, so "
"using `--build-users-group' is highly recommended\n");