From f3918108b746b86b64c4ce4af92aa608fde437de Mon Sep 17 00:00:00 2001
From: Ting-Wei Lan <lantw@src.gnome.org>
Date: Sun, 22 Apr 2018 11:32:58 +0200
Subject: [PATCH] configure.ac: Require C++17.

Because the lastest (unstable) libsigc++-3.0 release requires C++17.

See
https://bugs.freedesktop.org/show_bug.cgi?id=106172
---
 configure.ac | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/configure.ac b/configure.ac
index e8793ed..f56fe6c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -29,7 +29,7 @@ m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES])
 AM_MAINTAINER_MODE
 AC_ARG_VAR([ACLOCAL_FLAGS], [aclocal flags, e.g. -I <macro dir>])
 
-MM_PREREQ([0.8])
+MM_PREREQ([0.9.12])
 MM_INIT_MODULE([cairomm-1.16])
 MM_CONFIG_DOCTOOL_DIR([docs])
 
@@ -37,7 +37,7 @@ MM_CONFIG_DOCTOOL_DIR([docs])
 AC_SUBST([CAIROMM_SO_VERSION], [5:0:4])
 
 AC_PROG_CXX
-MM_AX_CXX_COMPILE_STDCXX([14],[noext],[mandatory])
+MM_AX_CXX_COMPILE_STDCXX([17],[noext],[mandatory])
 
 AC_DISABLE_STATIC
 AC_LIBTOOL_WIN32_DLL
-- 
2.17.1