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authorLRN <lrn1986@gmail.com>2012-08-28 10:19:37 +0000
committerLRN <lrn1986@gmail.com>2012-08-28 10:19:37 +0000
commitd5e22448da44609433a2f29eea6f8b4f47fc4cbc (patch)
treec77da24eba2351041dd825eec6b09bbd04013587 /configure.ac
parentd11fa474ca382431e4371d9e2ab03283a4e29465 (diff)
Make poisoning configurable. Enable it on debug builds by default
Diffstat (limited to 'configure.ac')
-rw-r--r--configure.ac20
1 files changed, 20 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 78f7be9ab..9b4a0119c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -256,6 +256,26 @@ AC_ARG_ENABLE([logging],
], [])
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])