build: Note that we don't support srcdir != builddir

diff --git a/configure.ac b/configure.ac
index 1870d442af5da29df80a24cbf7ac9f8ff5d4bd75..f17515c9bdf56b6fb805665df82b5547ee0c7ae8 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -7,6 +7,11 @@ AM_INIT_AUTOMAKE([1.11 dist-bzip2])
 AM_MAINTAINER_MODE([enable])
 
 PACKAGE_SUFFIX=-0.16
+
+dnl http://people.gnome.org/~walters/docs/build-api.txt
+dnl We don't support separate builddir when building from git
+echo \#buildapi-variable-no-builddir >/dev/null
+
 AC_SUBST(PACKAGE_SUFFIX)
 AC_DEFINE_UNQUOTED(PACKAGE_SUFFIX, "$PACKAGE_SUFFIX", [Define to the suffix of this package])