Our buildsystem macros are just examples, don't actually ship them

Split the examples into a separate macro file only used by the
test-suite.

macros.in

@@ -1356,16 +1356,6 @@ end
 %buildsystem_default_prep() %autosetup -p1 %*
 %buildsystem_default_clean() %{__rm} -rf %{buildroot}
 
-# Example buildsystem for autotools
-%buildsystem_autotools_conf() %configure %*
-%buildsystem_autotools_build() %make_build %*
-%buildsystem_autotools_install() %make_install %*
-
-# Example buildsystem for cmake
-%buildsystem_cmake_conf() cmake %* -B __rpmbuild -S .
-%buildsystem_cmake_build() cmake --build __rpmbuild %{?smp_mflags} %{?verbose:-v} -- %*
-%buildsystem_cmake_install() DESTDIR=${RPM_BUILD_ROOT} cmake --install __rpmbuild %{?verbose:-v} %*
-
 # \endverbatim
 #*/
 

tests/data/macros.buildsystem

@@ -0,0 +1,9 @@
+# Example buildsystem for autotools
+%buildsystem_autotools_conf() %configure %*
+%buildsystem_autotools_build() %make_build %*
+%buildsystem_autotools_install() %make_install %*
+
+# Example buildsystem for cmake
+%buildsystem_cmake_conf() cmake %* -B __rpmbuild -S .
+%buildsystem_cmake_build() cmake --build __rpmbuild %{?smp_mflags} %{?verbose:-v} -- %*
+%buildsystem_cmake_install() DESTDIR=${RPM_BUILD_ROOT} cmake --install __rpmbuild %{?verbose:-v} %*

tests/rpmbuild.at

@@ -48,6 +48,8 @@ AT_SETUP([rpmbuild -b buildsystem])
 AT_KEYWORDS([build])
 RPMDB_INIT
 
+cp "${RPMTEST}/data/macros.buildsystem" "${RPMTEST}/${RPM_CONFIGDIR_PATH}/macros.d/"
+
 RPMTEST_CHECK([
 runroot rpmbuild -bb \
 	--define "_prefix /usr" \