], [])
AC_DEFINE_UNQUOTED([GNUNET_EXTRA_LOGGING],[$extra_logging],[1 if extra logging is enabled, 2 for very verbose extra logging, 0 otherwise])
+# should memory poisoning be enabled?
+AC_MSG_CHECKING(whether to poison freed memory)
+AC_ARG_ENABLE([poisoning],
+ [AS_HELP_STRING([--enable-poisoning], [enable poisoning of freed memory (good for debugging)])],
+ [enable_poisoning=${enableval}],
+ [
+ if test "x$extra_logging" != "xGNUNET_NO"; then
+ enable_poisoning="defaults to yes (extra logging is enabled)"
+ else
+ enable_poisoning=no
+ fi
+ ])
+AC_MSG_RESULT($enable_poisoning)
+if test ! "x$enable_poisoning" = "xno"; then
+ enable_poisoning=1
+else
+ enable_poisoning=0
+fi
+AC_DEFINE_UNQUOTED([ENABLE_POISONING],[$enable_poisoning],[1 if freed memory should be poisoned, 0 otherwise])
+
if test $build = $target
then
AC_MSG_CHECKING([for working HMAC])
fi # $build = $target
# libcurl
-LIBCURL_CHECK_CONFIG(,7.21.3,,AC_MSG_ERROR([GNUnet requires libcurl >= 7.21.3]))
+LIBCURL_CHECK_CONFIG(,7.21.3,curl=1,curl=0)
+if test "$curl" = 1
+then
+ AM_CONDITIONAL(HAVE_LIBCURL, true)
+ AC_DEFINE([HAVE_LIBCURL],[1],[Have libcurl])
+else
+ AM_CONDITIONAL(HAVE_LIBCURL, false)
+fi
# restore LIBS
LIBS=$SAVE_LIBS
AC_MSG_NOTICE([NOTICE: sqlite not found. sqLite support will not be compiled.])
fi
+# libcurl
+if test "x$curl" = "x0"
+then
+ AC_MSG_NOTICE([NOTICE: libcurl not found. http client support will not be compiled.])
+fi
+
#gnutls
if test x$gnutls != xtrue
then