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authorLudovic Courtès <ludo@gnu.org>2014-04-24 17:39:12 +0200
committerLudovic Courtès <ludo@gnu.org>2014-04-24 17:47:20 +0200
commitc0412fedf85034d9e00e84e5ae5c415df1df6284 (patch)
tree81aedaba76220d84046f131d594bd430c8bd0637
parent99fa3024b8a77d1a1fc72487252f3bc32f6f1082 (diff)
build: Add missing function checks for optional daemon features.
* config-daemon.ac: Check for lchown, posix_fallocate, vfork, sched_setaffinity, statvfs, nanosleep, and strsignal. As a side effect, this enables daemon features depending on the corresponding feature test macros.
-rw-r--r--config-daemon.ac11
1 files changed, 8 insertions, 3 deletions
diff --git a/config-daemon.ac b/config-daemon.ac
index 1169bb6ef4..08a72a0c4c 100644
--- a/config-daemon.ac
+++ b/config-daemon.ac
@@ -67,9 +67,14 @@ if test "x$guix_build_daemon" = "xyes"; then
AC_CHECK_FUNCS([chroot unshare])
AC_CHECK_HEADERS([sched.h sys/param.h sys/mount.h])
- dnl Check for lutimes, optionally used for changing the mtime of
- dnl symlinks.
- AC_CHECK_FUNCS([lutimes])
+ dnl lutimes and lchown: used when canonicalizing store items.
+ dnl posix_fallocate: used when extracting archives.
+ dnl vfork: to speed up spawning of helper programs.
+ dnl sched_setaffinity: to improve RPC locality.
+ dnl statvfs: to detect disk-full conditions.
+ dnl strsignal: for error reporting.
+ AC_CHECK_FUNCS([lutimes lchown posix_fallocate vfork sched_setaffinity \
+ statvfs nanosleep strsignal])
dnl Check whether the store optimiser can optimise symlinks.
AC_MSG_CHECKING([whether it is possible to create a link to a symlink])