1.1 --- a/configure.in	Wed Nov 21 11:52:13 2007 +0000
     1.2 +++ b/configure.in	Sun Jan 06 12:24:18 2008 +0000
     1.3 @@ -11,7 +11,16 @@
     1.4  AC_HEADER_STDC
     1.5  AC_CANONICAL_BUILD
     1.6  AC_CANONICAL_HOST
     1.7 -
     1.8 +AC_ARG_ENABLE( trace, 
     1.9 +   AS_HELP_STRING( [--enable-trace], [Enable generation of IO traces (warning: hurts performance)]),
    1.10 +   [if test "$enableval" == "yes"; then
    1.11 +     AC_DEFINE(ENABLE_TRACE_IO, 1, [Enable IO tracing])
    1.12 +    fi] )
    1.13 +AC_ARG_ENABLE( watch,
    1.14 +   AS_HELP_STRING( [--enable-watch], [Enable watchpoints in the debugger (warning: hurts performance)]),
    1.15 +   [if test "$enableval" == "yes"; then
    1.16 +     AC_DEFINE(ENABLE_WATCH, 1, [Enable watchpoints])
    1.17 +   fi] )
    1.18  dnl ----------- Check for mandatory dependencies --------------
    1.19  dnl Building on MAC?
    1.20  AC_CHECK_HEADER([Carbon/Carbon.h], [