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dnl -*- Autoconf -*- fragment for the C++ daemon.
AC_MSG_CHECKING([whether to build daemon])
AC_MSG_RESULT([$guix_build_daemon])
dnl C++ environment. This macro must be used unconditionnaly.
AC_PROG_CXX
if test "x$guix_build_daemon" = "xyes"; then
AC_PROG_RANLIB
AC_CONFIG_HEADER([nix/config.h])
dnl Decompressors, for use by the substituter.
AC_PATH_PROG([GZIP], [gzip])
AC_PATH_PROG([BZIP2], [bzip2])
AC_PATH_PROG([XZ], [xz])
AC_SUBST([GZIP])
AC_SUBST([BZIP2])
AC_SUBST([XZ])
dnl Use 64-bit file system calls so that we can support files > 2 GiB.
AC_SYS_LARGEFILE
dnl Look for libbz2, a required dependency.
AC_CHECK_LIB([bz2], [BZ2_bzWriteOpen], [true],
[AC_MSG_ERROR([Guix requires libbz2, which is part of bzip2. See http://www.bzip.org/.])])
AC_CHECK_HEADERS([bzlib.h], [true],
[AC_MSG_ERROR([Guix requires libbz2, which is part of bzip2. See http://www.bzip.org/.])])
dnl Look for SQLite, a required dependency.
PKG_CHECK_MODULES([SQLITE3], [sqlite3 >= 3.6.19])
AC_DEFINE([NIX_VERSION], ["0.0.0"], [Fake Nix version number.])
AC_DEFINE_UNQUOTED([SYSTEM], ["$guix_system"],
[Guix host system type--i.e., platform and OS kernel tuple.])
case "$LIBGCRYPT_PREFIX" in
no)
LIBGCRYPT_CFLAGS=""
LIBGCRYPT_LIBS=""
;;
*)
LIBGCRYPT_CFLAGS="-I$LIBGCRYPT_PREFIX/include"
LIBGCRYPT_LIBS="-L$LIBGCRYPT_PREFIX/lib -lgcrypt"
;;
esac
AC_SUBST([LIBGCRYPT_CFLAGS])
AC_SUBST([LIBGCRYPT_LIBS])
save_CFLAGS="$CFLAGS"
save_LDFLAGS="$LDFLAGS"
CFLAGS="$CFLAGS $LIBGCRYPT_CFLAGS"
LDFLAGS="$LDFLAGS $LIBGCRYPT_LDFLAGS"
have_gcrypt=yes
AC_CHECK_LIB([gcrypt], [gcry_md_open], [:], [have_gcrypt=no])
AC_CHECK_HEADER([gcrypt.h], [:], [have_gcrypt=no])
if test "x$have_gcrypt" != "xyes"; then
AC_MSG_ERROR([GNU libgcrypt not found; please install it.])
fi
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])
dnl Temporary directory used to store the daemon's data.
AC_MSG_CHECKING([for unit test root])
GUIX_TEST_ROOT="`pwd`/test-tmp"
AC_MSG_RESULT([$GUIX_TEST_ROOT])
AC_SUBST([GUIX_TEST_ROOT])
AC_CONFIG_FILES([nix/scripts/list-runtime-roots],
[chmod +x nix/scripts/list-runtime-roots])
AC_CONFIG_FILES([nix/scripts/substitute-binary],
[chmod +x nix/scripts/substitute-binary])
fi
AM_CONDITIONAL([BUILD_DAEMON], [test "x$guix_build_daemon" = "xyes"])
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