ac/spamassassin.m4

   1 dnl check for libspamc required includes
   2
   3 AC_DEFUN(AC_SPAMASSASSIN,
   4 [dnl
   5
   6 AC_CHECK_HEADERS(sys/time.h syslog.h unistd.h errno.h sys/errno.h)
   7 AC_CHECK_HEADERS(time.h sysexits.h sys/socket.h netdb.h netinet/in.h)
   8 AC_CHECK_HEADERS(openssl/crypto.h)
   9
  10 AC_CACHE_CHECK([for SHUT_RD],
  11        shutrd, [
  12                 AC_TRY_COMPILE([#include <sys/types.h>
  13 #include <sys/socket.h>],
  14                         [printf ("%d", SHUT_RD); return 0;],
  15                                         [shutrd=yes],
  16                                         [shutrd=no]),
  17        ])
  18 if test $shutrd = yes ; then
  19   AC_DEFINE(HAVE_SHUT_RD, 1, HAVE_SHUT_RD)
  20 fi
  21
  22 dnl ----------------------------------------------------------------------
  23
  24 AC_CHECK_LIB(socket, socket)
  25 AC_CHECK_LIB(crypto, CRYPTO_lock)
  26 AC_CHECK_LIB(ssl, SSL_CTX_free,,,-lcrypto)
  27 AC_CHECK_LIB(inet, connect)
  28 AC_CHECK_LIB(nsl, t_accept)
  29 AC_CHECK_LIB(dl, dlopen)
  30
  31 AC_CHECK_FUNCS(socket strdup strtod strtol snprintf shutdown)
  32
  33 dnl ----------------------------------------------------------------------
  34
  35 AC_CACHE_CHECK([for h_errno],
  36         herrno, [
  37                 AC_TRY_COMPILE([#include <netdb.h>],
  38                         [printf ("%d", h_errno); return 0;],
  39                                         [herrno=yes],
  40                                         [herrno=no]),
  41         ])
  42 if test $herrno = yes ; then
  43   AC_DEFINE(HAVE_H_ERRNO, 1, HAVE_H_ERRNO)
  44 fi
  45
  46 dnl ----------------------------------------------------------------------
  47
  48 dnl ----------------------------------------------------------------------
  49
  50 AC_CACHE_CHECK([for in_addr_t],
  51         inaddrt, [
  52                 AC_TRY_COMPILE([#include <sys/types.h>
  53 #include <netinet/in.h>],
  54                         [in_addr_t foo; return 0;],
  55                                         [inaddrt=yes],
  56                                         [inaddrt=no]),
  57         ])
  58 if test $inaddrt = no ; then
  59   AC_CHECK_TYPE(in_addr_t, unsigned long)
  60 fi
  61
  62 dnl ----------------------------------------------------------------------
  63
  64 AC_CACHE_CHECK([for INADDR_NONE],
  65         haveinaddrnone, [
  66                 AC_TRY_COMPILE([#include <sys/types.h>
  67 #include <netinet/in.h>],
  68                         [in_addr_t foo = INADDR_NONE; return 0;],
  69                                         [haveinaddrnone=yes],
  70                                         [haveinaddrnone=no]),
  71         ])
  72 if test $haveinaddrnone = yes ; then
  73   AC_DEFINE(HAVE_INADDR_NONE, 1, HAVE_INADDR_NONE)
  74 fi
  75
  76 dnl ----------------------------------------------------------------------
  77
  78 AC_CACHE_CHECK([for EX__MAX],
  79         haveexmax, [
  80                 AC_TRY_COMPILE([#ifdef HAVE_SYSEXITS_H
  81 #include <sysexits.h>
  82 #endif
  83 #include <errno.h>],
  84                         [int foo = EX__MAX; return 0;],
  85                                         [haveexmax=yes],
  86                                         [haveexmax=no]),
  87         ])
  88 if test $haveexmax = yes ; then
  89   AC_DEFINE(HAVE_EX__MAX, 1, HAVE_EX__MAX)
  90 fi
  91
  92 if test "$USE_OPENSSL" -ne 0; then
  93     AC_DEFINE(SPAMC_SSL, 1, Compile libspamc with OpenSSL support)
  94 fi
  95
  96 ])