Enable AM_SILENT_RULES.

Makes warnings more obvious.

diff --git a/configure.ac b/configure.ac
index 7db62ee..25c2dd6 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -19,6 +19,9 @@ AM_MAINTAINER_MODE
 dnl Add parameters for aclocal
 AC_SUBST(ACLOCAL_AMFLAGS, "-I m4")
 
+dnl enable silent rules on automake 1.11 and later
+m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
+
 dnl Library versioning
 dnl - library source changed -> increment REVISION
 dnl - interfaces added/removed/changed -> increment CURRENT, REVISION = 0