From b68e55ecce38dec47c3f9119e603b81773e5294a Mon Sep 17 00:00:00 2001
From: Ting-Wei Lan <lantw@src.gnome.org>
Date: Sun, 7 Jan 2018 02:57:38 +0800
Subject: [PATCH] wayland: Use portable sed syntax in gdk/wayland/Makefile.am

Replace non-portable \<, \>, \+ with \(, \), \{, \} to avoid build
failure on systems not using GNU sed.

https://bugzilla.gnome.org/show_bug.cgi?id=792279
---
 gdk/wayland/Makefile.am | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/gdk/wayland/Makefile.am b/gdk/wayland/Makefile.am
index cccb572f15..0b2d4ce27d 100644
--- a/gdk/wayland/Makefile.am
+++ b/gdk/wayland/Makefile.am
@@ -80,11 +80,11 @@ libgdkwaylandinclude_HEADERS = 			\
 .SECONDEXPANSION:
 
 define protostability
-$(shell echo $1 | sed 's/.*\(\<unstable\>\|\<stable\>\).*/\1/')
+$(shell echo $1 | sed 's/.*-\(\(un\)\{0,1\}stable\)-.*/\1/')
 endef
 
 define protoname
-$(shell echo $1 | sed 's/\([a-z\-]\+\)-[a-z]\+-v[0-9]\+/\1/')
+$(shell echo $1 | sed 's/\([a-z\-]\{1,\}\)-[a-z]\{1,\}-v[0-9]\{1,\}/\1/')
 endef
 
 %-protocol.c : $(WAYLAND_PROTOCOLS_DATADIR)/$$(call protostability,$$*)/$$(call protoname,$$*)/$$*.xml
-- 
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