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-rw-r--r--config-daemon.ac5
1 files changed, 4 insertions, 1 deletions
diff --git a/config-daemon.ac b/config-daemon.ac
index a13525a7f5d..072fb84b46d 100644
--- a/config-daemon.ac
+++ b/config-daemon.ac
@@ -78,10 +78,13 @@ if test "x$guix_build_daemon" = "xyes"; then
78 dnl lutimes and lchown: used when canonicalizing store items. 78 dnl lutimes and lchown: used when canonicalizing store items.
79 dnl posix_fallocate: used when extracting archives. 79 dnl posix_fallocate: used when extracting archives.
80 dnl vfork: to speed up spawning of helper programs. 80 dnl vfork: to speed up spawning of helper programs.
81 dnl `--> now disabled because of unpredictable behavior:
82 dnl see <http://lists.gnu.org/archive/html/guix-devel/2014-05/msg00036.html>
83 dnl and Nix commit f794465c (Nov. 2012).
81 dnl sched_setaffinity: to improve RPC locality. 84 dnl sched_setaffinity: to improve RPC locality.
82 dnl statvfs: to detect disk-full conditions. 85 dnl statvfs: to detect disk-full conditions.
83 dnl strsignal: for error reporting. 86 dnl strsignal: for error reporting.
84 AC_CHECK_FUNCS([lutimes lchown posix_fallocate vfork sched_setaffinity \ 87 AC_CHECK_FUNCS([lutimes lchown posix_fallocate sched_setaffinity \
85 statvfs nanosleep strsignal]) 88 statvfs nanosleep strsignal])
86 89
87 dnl Check whether the store optimiser can optimise symlinks. 90 dnl Check whether the store optimiser can optimise symlinks.