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1 | dnl -*- Autoconf -*- fragment for the C++ daemon. |
2 | ||
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3 | AC_MSG_CHECKING([whether to build daemon]) |
4 | AC_MSG_RESULT([$guix_build_daemon]) | |
5 | ||
6 | dnl C++ environment. This macro must be used unconditionnaly. | |
7 | AC_PROG_CXX | |
368d08f7 | 8 | AC_LANG([C++]) |
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9 | |
10 | if test "x$guix_build_daemon" = "xyes"; then | |
11 | ||
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12 | GUIX_ASSERT_CXX11 |
13 | ||
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14 | AC_PROG_RANLIB |
15 | AC_CONFIG_HEADER([nix/config.h]) | |
16 | ||
17 | dnl Use 64-bit file system calls so that we can support files > 2 GiB. | |
18 | AC_SYS_LARGEFILE | |
19 | ||
20 | dnl Look for libbz2, a required dependency. | |
21 | AC_CHECK_LIB([bz2], [BZ2_bzWriteOpen], [true], | |
22 | [AC_MSG_ERROR([Guix requires libbz2, which is part of bzip2. See http://www.bzip.org/.])]) | |
23 | AC_CHECK_HEADERS([bzlib.h], [true], | |
24 | [AC_MSG_ERROR([Guix requires libbz2, which is part of bzip2. See http://www.bzip.org/.])]) | |
25 | ||
26 | dnl Look for SQLite, a required dependency. | |
27 | PKG_CHECK_MODULES([SQLITE3], [sqlite3 >= 3.6.19]) | |
28 | ||
29 | AC_DEFINE([NIX_VERSION], ["0.0.0"], [Fake Nix version number.]) | |
ca8dbb7d | 30 | AC_DEFINE_UNQUOTED([SYSTEM], ["$guix_system"], |
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31 | [Guix host system type--i.e., platform and OS kernel tuple.]) |
32 | ||
33 | case "$LIBGCRYPT_PREFIX" in | |
34 | no) | |
35 | LIBGCRYPT_CFLAGS="" | |
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36 | ;; |
37 | *) | |
38 | LIBGCRYPT_CFLAGS="-I$LIBGCRYPT_PREFIX/include" | |
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39 | ;; |
40 | esac | |
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41 | |
42 | case "$LIBGCRYPT_LIBDIR" in | |
43 | no) | |
44 | LIBGCRYPT_LIBS="-lgcrypt" | |
45 | ;; | |
ca34fc31 | 46 | *) |
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47 | LIBGCRYPT_LIBS="-L$LIBGCRYPT_LIBDIR -lgcrypt" |
48 | ;; | |
49 | esac | |
50 | ||
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51 | AC_SUBST([LIBGCRYPT_CFLAGS]) |
52 | AC_SUBST([LIBGCRYPT_LIBS]) | |
53 | ||
54 | save_CFLAGS="$CFLAGS" | |
55 | save_LDFLAGS="$LDFLAGS" | |
56 | CFLAGS="$CFLAGS $LIBGCRYPT_CFLAGS" | |
57 | LDFLAGS="$LDFLAGS $LIBGCRYPT_LDFLAGS" | |
58 | ||
59 | have_gcrypt=yes | |
60 | AC_CHECK_LIB([gcrypt], [gcry_md_open], [:], [have_gcrypt=no]) | |
61 | AC_CHECK_HEADER([gcrypt.h], [:], [have_gcrypt=no]) | |
62 | if test "x$have_gcrypt" != "xyes"; then | |
63 | AC_MSG_ERROR([GNU libgcrypt not found; please install it.]) | |
64 | fi | |
65 | ||
66 | CFLAGS="$save_CFLAGS" | |
67 | LDFLAGS="$save_LDFLAGS" | |
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68 | |
69 | dnl Chroot support. | |
70 | AC_CHECK_FUNCS([chroot unshare]) | |
54c260e6 | 71 | AC_CHECK_HEADERS([sched.h sys/param.h sys/mount.h sys/syscall.h]) |
2606bbcf | 72 | |
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73 | if test "x$ac_cv_func_chroot" != "xyes"; then |
74 | AC_MSG_ERROR(['chroot' function missing, bailing out]) | |
75 | fi | |
76 | ||
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77 | dnl lutimes and lchown: used when canonicalizing store items. |
78 | dnl posix_fallocate: used when extracting archives. | |
79 | dnl vfork: to speed up spawning of helper programs. | |
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80 | dnl `--> now disabled because of unpredictable behavior: |
81 | dnl see <http://lists.gnu.org/archive/html/guix-devel/2014-05/msg00036.html> | |
82 | dnl and Nix commit f794465c (Nov. 2012). | |
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83 | dnl sched_setaffinity: to improve RPC locality. |
84 | dnl statvfs: to detect disk-full conditions. | |
85 | dnl strsignal: for error reporting. | |
3af2d27e | 86 | AC_CHECK_FUNCS([lutimes lchown posix_fallocate sched_setaffinity \ |
c0412fed | 87 | statvfs nanosleep strsignal]) |
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88 | |
89 | dnl Check whether the store optimiser can optimise symlinks. | |
90 | AC_MSG_CHECKING([whether it is possible to create a link to a symlink]) | |
91 | ln -s bla tmp_link | |
92 | if ln tmp_link tmp_link2 2> /dev/null; then | |
93 | AC_MSG_RESULT(yes) | |
94 | AC_DEFINE(CAN_LINK_SYMLINK, 1, [Whether link() works on symlinks.]) | |
95 | else | |
96 | AC_MSG_RESULT(no) | |
97 | fi | |
98 | rm -f tmp_link tmp_link2 | |
99 | ||
100 | dnl Check for <locale>. | |
101 | AC_LANG_PUSH(C++) | |
102 | AC_CHECK_HEADERS([locale]) | |
103 | AC_LANG_POP(C++) | |
104 | ||
105 | ||
106 | dnl Check whether we have the `personality' syscall, which allows us | |
107 | dnl to do i686-linux builds on x86_64-linux machines. | |
108 | AC_CHECK_HEADERS([sys/personality.h]) | |
109 | ||
110 | dnl Check for <linux/fs.h> (for immutable file support). | |
111 | AC_CHECK_HEADERS([linux/fs.h]) | |
f5c82e15 | 112 | |
df061d07 LC |
113 | dnl Determine the appropriate default list of substitute URLs. |
114 | GUILE_MODULE_AVAILABLE([have_gnutls], [(gnutls)]) | |
115 | if test "x$have_gnutls" = "xyes"; then | |
116 | guix_substitute_urls="https://mirror.hydra.gnu.org https://hydra.gnu.org" | |
117 | else | |
118 | AC_MSG_WARN([GnuTLS is missing, substitutes will be downloaded in the clear]) | |
119 | guix_substitute_urls="http://mirror.hydra.gnu.org http://hydra.gnu.org" | |
120 | fi | |
121 | AC_MSG_CHECKING([for default substitute URLs]) | |
122 | AC_MSG_RESULT([$guix_substitute_urls]) | |
123 | ||
124 | AC_DEFINE_UNQUOTED([GUIX_SUBSTITUTE_URLS], ["$guix_substitute_urls"], | |
125 | [Default list of substitute URLs used by 'guix-daemon'.]) | |
126 | ||
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127 | dnl Check whether the 'offload' build hook can be built (uses |
128 | dnl 'restore-file-set', which requires unbuffered custom binary input | |
129 | dnl ports from Guile >= 2.0.10.) | |
130 | GUIX_CHECK_UNBUFFERED_CBIP | |
131 | guix_build_daemon_offload="$ac_cv_guix_cbips_support_setvbuf" | |
132 | ||
133 | if test "x$guix_build_daemon_offload" = "xyes"; then | |
134 | AC_DEFINE([HAVE_DAEMON_OFFLOAD_HOOK], [1], | |
135 | [Define if the daemon's 'offload' build hook is being built.]) | |
136 | fi | |
137 | ||
69cfce50 | 138 | dnl Temporary directory used to store the daemon's data. |
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139 | GUIX_TEST_ROOT_DIRECTORY |
140 | GUIX_TEST_ROOT="$ac_cv_guix_test_root" | |
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141 | AC_SUBST([GUIX_TEST_ROOT]) |
142 | ||
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143 | GUIX_CHECK_LOCALSTATEDIR |
144 | ||
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145 | AC_CONFIG_FILES([nix/scripts/list-runtime-roots], |
146 | [chmod +x nix/scripts/list-runtime-roots]) | |
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147 | AC_CONFIG_FILES([nix/scripts/substitute], |
148 | [chmod +x nix/scripts/substitute]) | |
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149 | AC_CONFIG_FILES([nix/scripts/guix-authenticate], |
150 | [chmod +x nix/scripts/guix-authenticate]) | |
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151 | AC_CONFIG_FILES([nix/scripts/offload], |
152 | [chmod +x nix/scripts/offload]) | |
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153 | fi |
154 | ||
155 | AM_CONDITIONAL([BUILD_DAEMON], [test "x$guix_build_daemon" = "xyes"]) | |
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156 | AM_CONDITIONAL([BUILD_DAEMON_OFFLOAD], \ |
157 | [test "x$guix_build_daemon" = "xyes" \ | |
158 | && test "x$guix_build_daemon_offload" = "xyes"]) |