build: daemon: Add missing feature tests.

* config-daemon.ac: Add feature tests needed for the daemon code.  Taken
  from Nix's `configure.ac'.
This commit is contained in:
Ludovic Courtès 2012-12-04 23:13:59 +01:00
parent ca8dbb7d4e
commit 2606bbcf91

View file

@ -59,6 +59,38 @@ if test "x$guix_build_daemon" = "xyes"; then
CFLAGS="$save_CFLAGS"
LDFLAGS="$save_LDFLAGS"
dnl Chroot support.
AC_CHECK_FUNCS([chroot unshare])
AC_CHECK_HEADERS([sched.h sys/param.h sys/mount.h])
dnl Check for lutimes, optionally used for changing the mtime of
dnl symlinks.
AC_CHECK_FUNCS([lutimes])
dnl Check whether the store optimiser can optimise symlinks.
AC_MSG_CHECKING([whether it is possible to create a link to a symlink])
ln -s bla tmp_link
if ln tmp_link tmp_link2 2> /dev/null; then
AC_MSG_RESULT(yes)
AC_DEFINE(CAN_LINK_SYMLINK, 1, [Whether link() works on symlinks.])
else
AC_MSG_RESULT(no)
fi
rm -f tmp_link tmp_link2
dnl Check for <locale>.
AC_LANG_PUSH(C++)
AC_CHECK_HEADERS([locale])
AC_LANG_POP(C++)
dnl Check whether we have the `personality' syscall, which allows us
dnl to do i686-linux builds on x86_64-linux machines.
AC_CHECK_HEADERS([sys/personality.h])
dnl Check for <linux/fs.h> (for immutable file support).
AC_CHECK_HEADERS([linux/fs.h])
fi
AM_CONDITIONAL([BUILD_DAEMON], [test "x$guix_build_daemon" = "xyes"])