src/cf/library.m4

   1 AC_DEFUN([OPENAFS_LIBRARY_CHECKS],[
   2 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
   3         echo Skipping library tests because they confuse Irix.
   4 else
   5   AC_SEARCH_LIBS([socket], [socket inet])
   6   AC_SEARCH_LIBS([connect], [nsl])
   7   AC_SEARCH_LIBS([gethostbyname], [dns nsl resolv])
   8
   9   dnl darwin wants it, aix hates it
  10   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
  11   AC_COMPILE_IFELSE(
  12     [AC_LANG_PROGRAM(
  13       [[
  14   #include <stdlib.h>
  15   #include <stdio.h>
  16   #include <sys/types.h>
  17   #include <sys/socket.h>
  18   #include <netinet/in.h>
  19   #include <arpa/inet.h>
  20   #include <arpa/nameser.h>
  21   #include <arpa/nameser_compat.h>
  22   #include <resolv.h>
  23       ]],
  24       [[static int i; i = 0;]])],
  25    [AC_MSG_RESULT(yes)
  26     AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1,
  27      [define if arpa/nameser_compat.h exists])],
  28    [AC_MSG_RESULT(no)])
  29
  30   openafs_save_libs="$LIBS"
  31   AC_MSG_CHECKING([for res_search])
  32   AC_FUNC_RES_SEARCH
  33
  34   if test "$ac_cv_func_res_search" = no; then
  35       for lib in dns nsl resolv; do
  36         if test "$ac_cv_func_res_search" != yes; then
  37           LIBS="-l$lib $LIBS"
  38           AC_FUNC_RES_SEARCH
  39           LIBS="$openafs_save_libs"
  40         fi
  41       done
  42       if test "$ac_cv_func_res_search" = yes; then
  43         LIB_AFSDB="-l$lib"
  44         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
  45         AC_MSG_RESULT([yes, in lib$lib])
  46       else
  47         AC_MSG_RESULT(no)
  48       fi
  49   else
  50     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
  51     AC_MSG_RESULT(yes)
  52   fi
  53
  54 fi
  55 XLIBS="$LIB_AFSDB $XLIBS"
  56 ])