Build: linux only needs libnsl for LOOKUP_NIS
[exim.git] / test / configure.ac
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1dnl Process this file with autoconf to produce a configure script.
2
3dnl This is required at the start; the name is the name of a file
4dnl it should be seeing, to verify it is in the same directory.
5
6AC_INIT(listtests)
7
8dnl A safety precaution
9
10AC_PREREQ(2.57)
11
12dnl Checks for programs.
13
14AC_PROG_CC
15
16dnl Checks for header files.
17
bba15024 18AC_CHECK_HEADERS(sys/socket.h)
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19AC_CHECK_HEADERS(openssl/crypto.h,[CLIENT_SSL=bin/client-ssl])
20AC_CHECK_HEADERS(gnutls/gnutls.h,[CLIENT_GNUTLS=bin/client-gnutls])
286b9d5f 21AC_CHECK_HEADERS(gnutls/gnutls.h,[B64_GNUTLS=bin/ed25519_privkey_pem_to_pubkey_raw_b64])
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22
23dnl The check on dynamically loaded modules requires the building of
24dnl something to load. This seems to be something that varies between
25dnl systems and compilers something awful. Therefore, we enable it only
26dnl for those systems and compilers that we know about.
27
28dnl I tried using AC_CANONICAL_HOST, but it insisted on looking for an
29dnl "install" script for some weird reason.
30
31host_os=`uname -s`
32
33case $CC-$host_os in
34 gcc-*linux* | gcc-*Linux* | gcc-*LINUX* | gcc-FreeBSD)
35 LOADED=bin/loaded
bbe15da8 36 LOADED_OPT="-shared -fPIC"
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37 echo "Using gcc on $host_os: will compile dynamically loaded module"
38 ;;
39 *)
40 LOADED=
41 echo "Will not compile dynamically loaded module: not known OS/CC combination"
42 ;;
43esac
44
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45dnl At least one operating system needs BIND_8_COMPAT to be defined.
46
47case $host_os in
48 Darwin)
49 BIND_8_COMPAT=-DBIND_8_COMPAT
50 ;;
51esac
52
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53dnl Solaris requires additional libraries for networking functions.
54
55AC_SEARCH_LIBS([inet_addr], [nsl])
56AC_SEARCH_LIBS([connect], [socket])
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57AC_SEARCH_LIBS([inet_pton], [nsl socket resolv])
58AC_SEARCH_LIBS([inet_ntop], [nsl socket resolv])
a4ca1b01 59
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60dnl "Export" these variables
61
bbe15da8 62AC_SUBST(BIND_8_COMPAT)
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63AC_SUBST(CLIENT_SSL)
64AC_SUBST(CLIENT_GNUTLS)
286b9d5f 65AC_SUBST(B64_GNUTLS)
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66AC_SUBST(LOADED)
67AC_SUBST(LOADED_OPT)
a4ca1b01 68AC_SUBST(LIBS)
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69
70dnl This must be last; it determines what files are written
71
72AC_OUTPUT(Makefile)