crypto/dist/heimdal/cf/roken.m4

   1 dnl $Heimdal: roken.m4 14162 2004-08-26 11:27:32Z joda $
   2 dnl $NetBSD$
   3 dnl
   4 dnl try to look for an installed roken library with sufficient stuff
   5 dnl
   6 dnl set LIB_roken to the what we should link with
   7 dnl set DIR_roken to if the directory should be built
   8 dnl set CPPFLAGS_roken to stuff to add to CPPFLAGS
   9
  10 dnl AC_ROKEN(version,directory-to-try,roken-dir,fallback-library,fallback-cppflags)
  11 AC_DEFUN([AC_ROKEN], [
  12
  13 AC_ARG_WITH(roken,
  14         AS_HELP_STRING([--with-roken=dir],[use the roken library in dir]),
  15 [if test "$withval" = "no"; then
  16   AC_MSG_ERROR(roken is required)
  17 fi])
  18
  19 save_CPPFLAGS="${CPPFLAGS}"
  20
  21 case $with_roken in
  22 yes|"")
  23   dirs="$2" ;;
  24 *)
  25   dirs="$with_roken" ;;
  26 esac
  27
  28 roken_installed=no
  29
  30 for i in $dirs; do
  31
  32 AC_MSG_CHECKING(for roken in $i)
  33
  34 CPPFLAGS="-I$i/include ${CPPFLAGS}"
  35
  36 AC_PREPROC_IFELSE([AC_LANG_SOURCE([[
  37 #include <roken.h>
  38 #if ROKEN_VERSION < $1
  39 #error old roken version, should be $1
  40 fail
  41 #endif
  42 ]])],[roken_installed=yes; break])
  43
  44 AC_MSG_RESULT($roken_installed)
  45
  46 done
  47
  48 CPPFLAGS="$save_CPPFLAGS"
  49
  50 if test "$roken_installed" != "yes"; then
  51   DIR_roken="roken"
  52   LIB_roken='$4'
  53   CPPFLAGS_roken='$5'
  54   AC_CONFIG_SUBDIRS(lib/roken)
  55 else
  56   LIB_roken="$i/lib/libroken.la"
  57   CPPFLAGS_roken="-I$i/include"
  58 fi
  59
  60 LIB_roken="${LIB_roken} \$(LIB_crypt) \$(LIB_dbopen)"
  61
  62 AC_SUBST(LIB_roken)dnl
  63 AC_SUBST(DIR_roken)dnl
  64 AC_SUBST(CPPFLAGS_roken)dnl
  65 ])