build-sys: make gtk-doc dependency optional

[elogind.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index c635a0504ba100b7e536e4f50d544e4727673440..5a4fc84588a265d7c6e309f229a002e34c6244fe 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -27,6 +27,8 @@ AC_INIT([systemd],
 AC_CONFIG_SRCDIR([src/core/main.c])
 AC_CONFIG_MACRO_DIR([m4])
 AC_CONFIG_HEADERS([config.h])
+AC_CONFIG_AUX_DIR([build-aux])
+
 AC_USE_SYSTEM_EXTENSIONS
 AC_SYS_LARGEFILE
 AC_PREFIX_DEFAULT([/usr])
@@ -59,7 +61,16 @@ AM_PROG_CC_C_O
 AC_PROG_GCC_TRADITIONAL
 
 AC_PATH_PROG([M4], [m4])
-GTK_DOC_CHECK(1.10)
+
+# gtkdocize greps for ^GTK_DOC_CHECK and parses it, so you need to have
+# it on it's own line.
+m4_ifdef([GTK_DOC_CHECK], [
+GTK_DOC_CHECK([1.18])
+],[
+AM_CONDITIONAL([ENABLE_GTK_DOC],[false])
+])
+
+
 GOBJECT_INTROSPECTION_CHECK([1.31.1])
 
 AC_CHECK_TOOL(OBJCOPY, objcopy)