1 dnl -*- Autoconf -*- fragment for the C++ daemon.
3 AC_MSG_CHECKING([whether to build daemon])
4 AC_MSG_RESULT([$guix_build_daemon])
6 dnl C++ environment. This macro must be used unconditionnaly.
11 if test "x$guix_build_daemon" = "xyes"; then
16 AC_CONFIG_HEADER([nix/config.h])
18 dnl Use 64-bit file system calls so that we can support files > 2 GiB.
21 dnl Look for zlib, a required dependency.
22 AC_CHECK_LIB([z], [gzdopen], [true],
23 [AC_MSG_ERROR([Guix requires zlib. See http://www.zlib.net/.])])
24 AC_CHECK_HEADERS([zlib.h], [true],
25 [AC_MSG_ERROR([Guix requires zlib. See http://www.zlib.net/.])])
27 dnl Look for libbz2, an optional dependency.
28 AC_CHECK_LIB([bz2], [BZ2_bzWriteOpen], [HAVE_LIBBZ2=yes], [HAVE_LIBBZ2=no])
29 if test "x$HAVE_LIBBZ2" = xyes; then
30 AC_CHECK_HEADERS([bzlib.h])
31 HAVE_LIBBZ2="$ac_cv_header_bzlib_h"
34 dnl Look for SQLite, a required dependency.
35 PKG_CHECK_MODULES([SQLITE3], [sqlite3 >= 3.6.19])
37 AC_DEFINE([NIX_VERSION], ["0.0.0"], [Fake Nix version number.])
38 AC_DEFINE_UNQUOTED([SYSTEM], ["$guix_system"],
39 [Guix host system type--i.e., platform and OS kernel tuple.])
41 case "$LIBGCRYPT_PREFIX" in
46 LIBGCRYPT_CFLAGS="-I$LIBGCRYPT_PREFIX/include"
50 case "$LIBGCRYPT_LIBDIR" in
52 LIBGCRYPT_LIBS="-lgcrypt"
55 LIBGCRYPT_LIBS="-L$LIBGCRYPT_LIBDIR -lgcrypt"
59 AC_SUBST([LIBGCRYPT_CFLAGS])
60 AC_SUBST([LIBGCRYPT_LIBS])
63 save_LDFLAGS="$LDFLAGS"
64 CFLAGS="$CFLAGS $LIBGCRYPT_CFLAGS"
65 LDFLAGS="$LDFLAGS $LIBGCRYPT_LDFLAGS"
68 AC_CHECK_LIB([gcrypt], [gcry_md_open], [:], [have_gcrypt=no])
69 AC_CHECK_HEADER([gcrypt.h], [:], [have_gcrypt=no])
70 if test "x$have_gcrypt" != "xyes"; then
71 AC_MSG_ERROR([GNU libgcrypt not found; please install it.])
75 LDFLAGS="$save_LDFLAGS"
78 AC_CHECK_FUNCS([chroot unshare])
79 AC_CHECK_HEADERS([sched.h sys/param.h sys/mount.h sys/syscall.h])
81 if test "x$ac_cv_func_chroot" != "xyes"; then
82 AC_MSG_ERROR(['chroot' function missing, bailing out])
85 dnl lutimes and lchown: used when canonicalizing store items.
86 dnl posix_fallocate: used when extracting archives.
87 dnl vfork: to speed up spawning of helper programs.
88 dnl `--> now disabled because of unpredictable behavior:
89 dnl see <http://lists.gnu.org/archive/html/guix-devel/2014-05/msg00036.html>
90 dnl and Nix commit f794465c (Nov. 2012).
91 dnl sched_setaffinity: to improve RPC locality.
92 dnl statvfs: to detect disk-full conditions.
93 dnl strsignal: for error reporting.
94 AC_CHECK_FUNCS([lutimes lchown posix_fallocate sched_setaffinity \
95 statvfs nanosleep strsignal])
97 dnl Check whether the store optimiser can optimise symlinks.
98 AC_MSG_CHECKING([whether it is possible to create a link to a symlink])
100 if ln tmp_link tmp_link2 2> /dev/null; then
102 AC_DEFINE(CAN_LINK_SYMLINK, 1, [Whether link() works on symlinks.])
106 rm -f tmp_link tmp_link2
108 dnl Check for <locale>.
110 AC_CHECK_HEADERS([locale])
114 dnl Check whether we have the `personality' syscall, which allows us
115 dnl to do i686-linux builds on x86_64-linux machines.
116 AC_CHECK_HEADERS([sys/personality.h])
118 dnl Check for <linux/fs.h> (for immutable file support).
119 AC_CHECK_HEADERS([linux/fs.h])
121 dnl Determine the appropriate default list of substitute URLs (GnuTLS
122 dnl is required so we can default to 'https'.)
123 guix_substitute_urls="https://ci.guix.info"
125 AC_MSG_CHECKING([for default substitute URLs])
126 AC_MSG_RESULT([$guix_substitute_urls])
128 AC_DEFINE_UNQUOTED([GUIX_SUBSTITUTE_URLS], ["$guix_substitute_urls"],
129 [Default list of substitute URLs used by 'guix-daemon'.])
131 dnl Check for Guile-SSH, which is required by 'guix offload'.
134 case "x$guix_cv_have_recent_guile_ssh" in
136 guix_build_daemon_offload="yes"
137 AC_DEFINE([HAVE_DAEMON_OFFLOAD_HOOK], [1],
138 [Define if the daemon's 'offload' build hook is being built (requires Guile-SSH).])
141 guix_build_daemon_offload="no"
145 dnl Temporary directory used to store the daemon's data.
146 GUIX_TEST_ROOT_DIRECTORY
147 GUIX_TEST_ROOT="$ac_cv_guix_test_root"
148 AC_SUBST([GUIX_TEST_ROOT])
150 GUIX_CHECK_LOCALSTATEDIR
152 AC_CONFIG_FILES([nix/scripts/list-runtime-roots],
153 [chmod +x nix/scripts/list-runtime-roots])
154 AC_CONFIG_FILES([nix/scripts/download],
155 [chmod +x nix/scripts/download])
156 AC_CONFIG_FILES([nix/scripts/substitute],
157 [chmod +x nix/scripts/substitute])
158 AC_CONFIG_FILES([nix/scripts/authenticate],
159 [chmod +x nix/scripts/authenticate])
160 AC_CONFIG_FILES([nix/scripts/offload],
161 [chmod +x nix/scripts/offload])
164 AM_CONDITIONAL([HAVE_LIBBZ2], [test "x$HAVE_LIBBZ2" = "xyes"])
165 AM_CONDITIONAL([BUILD_DAEMON], [test "x$guix_build_daemon" = "xyes"])
166 AM_CONDITIONAL([BUILD_DAEMON_OFFLOAD], \
167 [test "x$guix_build_daemon" = "xyes" \
168 && test "x$guix_build_daemon_offload" = "xyes"])