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-rw-r--r--config-daemon.ac16
1 files changed, 16 insertions, 0 deletions
diff --git a/config-daemon.ac b/config-daemon.ac
index 0717141198..1169bb6ef4 100644
--- a/config-daemon.ac
+++ b/config-daemon.ac
@@ -95,6 +95,17 @@ if test "x$guix_build_daemon" = "xyes"; then
dnl Check for <linux/fs.h> (for immutable file support).
AC_CHECK_HEADERS([linux/fs.h])
+ dnl Check whether the 'offload' build hook can be built (uses
+ dnl 'restore-file-set', which requires unbuffered custom binary input
+ dnl ports from Guile >= 2.0.10.)
+ GUIX_CHECK_UNBUFFERED_CBIP
+ guix_build_daemon_offload="$ac_cv_guix_cbips_support_setvbuf"
+
+ if test "x$guix_build_daemon_offload" = "xyes"; then
+ AC_DEFINE([HAVE_DAEMON_OFFLOAD_HOOK], [1],
+ [Define if the daemon's 'offload' build hook is being built.])
+ fi
+
dnl Temporary directory used to store the daemon's data.
AC_MSG_CHECKING([for unit test root])
GUIX_TEST_ROOT="`pwd`/test-tmp"
@@ -107,6 +118,11 @@ if test "x$guix_build_daemon" = "xyes"; then
[chmod +x nix/scripts/substitute-binary])
AC_CONFIG_FILES([nix/scripts/guix-authenticate],
[chmod +x nix/scripts/guix-authenticate])
+ AC_CONFIG_FILES([nix/scripts/offload],
+ [chmod +x nix/scripts/offload])
fi
AM_CONDITIONAL([BUILD_DAEMON], [test "x$guix_build_daemon" = "xyes"])
+AM_CONDITIONAL([BUILD_DAEMON_OFFLOAD], \
+ [test "x$guix_build_daemon" = "xyes" \
+ && test "x$guix_build_daemon_offload" = "xyes"])