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c2033df4 LC |
1 | dnl -*- Autoconf -*- fragment for the C++ daemon. |
2 | ||
3 | AC_ARG_ENABLE([daemon], | |
4 | [AS_HELP_STRING([--enable-daemon], [build the Nix daemon (C++)])], | |
5 | [guix_build_daemon="$enableval"], | |
6 | [guix_build_daemon="no"]) | |
7 | ||
8 | AC_MSG_CHECKING([whether to build daemon]) | |
9 | AC_MSG_RESULT([$guix_build_daemon]) | |
10 | ||
11 | dnl C++ environment. This macro must be used unconditionnaly. | |
12 | AC_PROG_CXX | |
13 | ||
14 | if test "x$guix_build_daemon" = "xyes"; then | |
15 | ||
16 | AC_PROG_RANLIB | |
17 | AC_CONFIG_HEADER([nix/config.h]) | |
18 | ||
19 | dnl Use 64-bit file system calls so that we can support files > 2 GiB. | |
20 | AC_SYS_LARGEFILE | |
21 | ||
22 | dnl Look for libbz2, a required dependency. | |
23 | AC_CHECK_LIB([bz2], [BZ2_bzWriteOpen], [true], | |
24 | [AC_MSG_ERROR([Guix requires libbz2, which is part of bzip2. See http://www.bzip.org/.])]) | |
25 | AC_CHECK_HEADERS([bzlib.h], [true], | |
26 | [AC_MSG_ERROR([Guix requires libbz2, which is part of bzip2. See http://www.bzip.org/.])]) | |
27 | ||
28 | dnl Look for SQLite, a required dependency. | |
29 | PKG_CHECK_MODULES([SQLITE3], [sqlite3 >= 3.6.19]) | |
30 | ||
31 | AC_DEFINE([NIX_VERSION], ["0.0.0"], [Fake Nix version number.]) | |
ca8dbb7d | 32 | AC_DEFINE_UNQUOTED([SYSTEM], ["$guix_system"], |
c2033df4 LC |
33 | [Guix host system type--i.e., platform and OS kernel tuple.]) |
34 | ||
35 | case "$LIBGCRYPT_PREFIX" in | |
36 | no) | |
37 | LIBGCRYPT_CFLAGS="" | |
38 | LIBGCRYPT_LIBS="" | |
39 | ;; | |
40 | *) | |
41 | LIBGCRYPT_CFLAGS="-I$LIBGCRYPT_PREFIX/include" | |
42 | LIBGCRYPT_LIBS="-L$LIBGCRYPT_PREFIX/lib -lgcrypt" | |
43 | ;; | |
44 | esac | |
45 | AC_SUBST([LIBGCRYPT_CFLAGS]) | |
46 | AC_SUBST([LIBGCRYPT_LIBS]) | |
47 | ||
48 | save_CFLAGS="$CFLAGS" | |
49 | save_LDFLAGS="$LDFLAGS" | |
50 | CFLAGS="$CFLAGS $LIBGCRYPT_CFLAGS" | |
51 | LDFLAGS="$LDFLAGS $LIBGCRYPT_LDFLAGS" | |
52 | ||
53 | have_gcrypt=yes | |
54 | AC_CHECK_LIB([gcrypt], [gcry_md_open], [:], [have_gcrypt=no]) | |
55 | AC_CHECK_HEADER([gcrypt.h], [:], [have_gcrypt=no]) | |
56 | if test "x$have_gcrypt" != "xyes"; then | |
57 | AC_MSG_ERROR([GNU libgcrypt not found; please install it.]) | |
58 | fi | |
59 | ||
60 | CFLAGS="$save_CFLAGS" | |
61 | LDFLAGS="$save_LDFLAGS" | |
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62 | |
63 | dnl Chroot support. | |
64 | AC_CHECK_FUNCS([chroot unshare]) | |
65 | AC_CHECK_HEADERS([sched.h sys/param.h sys/mount.h]) | |
66 | ||
67 | dnl Check for lutimes, optionally used for changing the mtime of | |
68 | dnl symlinks. | |
69 | AC_CHECK_FUNCS([lutimes]) | |
70 | ||
71 | dnl Check whether the store optimiser can optimise symlinks. | |
72 | AC_MSG_CHECKING([whether it is possible to create a link to a symlink]) | |
73 | ln -s bla tmp_link | |
74 | if ln tmp_link tmp_link2 2> /dev/null; then | |
75 | AC_MSG_RESULT(yes) | |
76 | AC_DEFINE(CAN_LINK_SYMLINK, 1, [Whether link() works on symlinks.]) | |
77 | else | |
78 | AC_MSG_RESULT(no) | |
79 | fi | |
80 | rm -f tmp_link tmp_link2 | |
81 | ||
82 | dnl Check for <locale>. | |
83 | AC_LANG_PUSH(C++) | |
84 | AC_CHECK_HEADERS([locale]) | |
85 | AC_LANG_POP(C++) | |
86 | ||
87 | ||
88 | dnl Check whether we have the `personality' syscall, which allows us | |
89 | dnl to do i686-linux builds on x86_64-linux machines. | |
90 | AC_CHECK_HEADERS([sys/personality.h]) | |
91 | ||
92 | dnl Check for <linux/fs.h> (for immutable file support). | |
93 | AC_CHECK_HEADERS([linux/fs.h]) | |
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94 | |
95 | AC_CONFIG_FILES([nix/scripts/list-runtime-roots], | |
96 | [chmod +x nix/scripts/list-runtime-roots]) | |
c2033df4 LC |
97 | fi |
98 | ||
99 | AM_CONDITIONAL([BUILD_DAEMON], [test "x$guix_build_daemon" = "xyes"]) |