contrib/ntp/sntp/configure.ac

   1 # Process this file with autoconf to produce a configure script.
   2 AC_INIT(main.c)
   3 AM_INIT_AUTOMAKE([msntp],[1.6])
   4 AC_CONFIG_SRCDIR([header.h])
   5 AC_CANONICAL_SYSTEM
   6
   7 # Checks for programs.
   8 AC_PROG_CC
   9
  10 # Checks for libraries.
  11
  12 # Checks for header files.
  13 AC_HEADER_STDC
  14 AC_CHECK_HEADERS([arpa/inet.h fcntl.h float.h limits.h netdb.h netinet/in.h stdlib.h string.h sys/socket.h sys/time.h syslog.h unistd.h])
  15
  16 # Checks for typedefs, structures, and compiler characteristics.
  17 AC_C_CONST
  18 AC_TYPE_SIZE_T
  19 AC_HEADER_TIME
  20 AC_STRUCT_TM
  21
  22 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
  23                 ac_cv_have_ss_family_in_struct_ss, [
  24         AC_TRY_COMPILE(
  25                 [
  26 #include <sys/types.h>
  27 #include <sys/socket.h>
  28                 ],
  29                 [ struct sockaddr_storage s; s.ss_family = 1; ],
  30                 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
  31                 [ ac_cv_have_ss_family_in_struct_ss="no" ],
  32         )
  33 ])
  34 if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
  35         AC_DEFINE(HAVE_SS_FAMILY_IN_SS, 1, [Does struct sockaddr_storage have ss_family?])
  36 fi
  37
  38 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
  39                 ac_cv_have___ss_family_in_struct_ss, [
  40         AC_TRY_COMPILE(
  41                 [
  42 #include <sys/types.h>
  43 #include <sys/socket.h>
  44                 ],
  45                 [ struct sockaddr_storage s; s.__ss_family = 1; ],
  46                 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
  47                 [ ac_cv_have___ss_family_in_struct_ss="no" ]
  48         )
  49 ])
  50 if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
  51         AC_DEFINE(HAVE___SS_FAMILY_IN_SS, 1, [Does struct sockaddr_storage have __ss_family?])
  52 fi
  53
  54 case "$ac_cv_have_ss_family_in_struct_ss$ac_cv_have___ss_family_in_struct_ss" in
  55  noyes)
  56     AC_DEFINE_UNQUOTED(ss_family, __ss_family, [])
  57     AC_DEFINE_UNQUOTED(ss_len, __ss_len, [])
  58     ;;
  59 esac
  60
  61 # Checks for library functions.
  62 AC_FUNC_MEMCMP
  63 AC_FUNC_SETVBUF_REVERSED
  64 AC_TYPE_SIGNAL
  65 AC_CHECK_FUNCS([alarm])
  66 AC_CHECK_FUNC(gethostent, , AC_CHECK_LIB(nsl, gethostent, , , -lsocket))
  67 AC_CHECK_FUNCS([gettimeofday inet_ntoa memset])
  68 AC_CHECK_FUNCS(socket, , AC_CHECK_LIB(socket, socket))
  69 AC_CHECK_FUNCS(sqrt, , AC_CHECK_LIB(m, sqrt))
  70 AC_CHECK_FUNCS([strrchr])
  71
  72 case "$host" in
  73  *-*-linux*)
  74     CFLAGS="$CFLAGS -DADJTIME_MISSING"
  75     ;;
  76  *-*-sunos*)
  77     CFLAGS="$CFLAGS -DNONBLOCK_BROKEN"
  78     ;;
  79 esac
  80
  81 AC_CONFIG_FILES([Makefile])
  82 AC_OUTPUT