configure.ac: Set foreign option to fix build

juergbi · kjellahl · commit d637ca0e2dbc · 2019-02-13T12:57:00.000+01:00
Without the `foreign` option, automake requires a README file, which no longer exists. Makefile.am: error: required file './README' not found Fixes: 8a0cb17 ("README: Rename to README.md and reformat as markdown")
diff --git a/configure.ac b/configure.ac
@@ -25,7 +25,7 @@ AC_CONFIG_AUX_DIR([build])
 AC_CONFIG_MACRO_DIR([build])
 AC_CONFIG_HEADERS([config.h sigc++config.h])
 
-AM_INIT_AUTOMAKE([1.9 -Wno-portability check-news no-dist-gzip dist-xz tar-ustar no-define nostdinc])
+AM_INIT_AUTOMAKE([1.9 -Wno-portability check-news no-dist-gzip dist-xz tar-ustar no-define nostdinc foreign])
 # Support silent build rules.
 # Disable by either passing --disable-silent-rules to configure or passing V=1 to make.
 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
