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