lttng: Add informational messages to configure.ac

Signed-off-by: Adam Crume <adamcrume@gmail.com>

diff --git a/configure.ac b/configure.ac
index 9c8c2d5cb86493ef0900fb82667e6d1531fae47b..d9f6bd26dc99f3f6028515638006543b75c8b14d 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -801,6 +801,7 @@ AC_CHECK_TYPES([__u8, __s8, __u16, __s16, __u32, __s32, __u64, __s64, __le16,
 
 
 dnl Old versions of lttng-gen-tp leave out includes, and they break our stuff.
+AC_MSG_CHECKING([if lttng-gen-tp is sane])
 lttng_gen_tp_dir=`mktemp -d`
 echo "#include <foo-inc.h>" > "$lttng_gen_tp_dir/foo.tp"
 if ( ( cd "$lttng_gen_tp_dir" && lttng-gen-tp foo.tp -o foo.h && grep "#include <foo-inc.h>" foo.h ) > /dev/null 2>&1 ) ; then
@@ -809,14 +810,15 @@ else
   have_good_lttng_gen_tp=no
 fi
 rm -rf "$lttng_gen_tp_dir"
+AC_MSG_RESULT([$have_good_lttng_gen_tp])
 
 AC_CHECK_HEADERS([babeltrace/ctf/events.h babeltrace/babeltrace.h])
 AC_ARG_WITH([lttng],
        [AS_HELP_STRING([--with-lttng], [Trace with LTTng])])
 AS_IF([test "x$with_lttng" = "xno"], [use_lttng=no],
       [test "x$with_lttng" = "xyes"], [use_lttng=yes],
-      [test "x$ac_cv_header_babeltrace_ctf_events_h$ac_cv_header_babeltrace_babeltrace_h$have_good_lttng_gen_tp" = "xyesyesyes"], [use_lttng=yes],
-      [use_lttng=no])
+      [test "x$ac_cv_header_babeltrace_ctf_events_h$ac_cv_header_babeltrace_babeltrace_h$have_good_lttng_gen_tp" = "xyesyesyes"], [use_lttng=yes; AC_MSG_NOTICE([lttng auto-enabled])],
+      [use_lttng=no; AC_MSG_NOTICE([lttng auto-disabled])])
 AM_CONDITIONAL([WITH_LTTNG], test x"$use_lttng" = x"yes")
 AM_COND_IF([WITH_LTTNG], [
   AC_DEFINE([WITH_LTTNG], [1], [Define if you want to use LTTng])