File clzma.diff of Package slade

From: Jan Engelhardt <jengelh@inai.de>
Date: 2020-06-22 21:16:10.343429323 +0200

Make use of the clzma library in openSUSE.
---
 src/External/CMakeLists.txt |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

Index: SLADE-3.1.12/src/External/CMakeLists.txt
===================================================================
--- SLADE-3.1.12.orig/src/External/CMakeLists.txt
+++ SLADE-3.1.12/src/External/CMakeLists.txt
@@ -26,10 +26,9 @@ file(GLOB_RECURSE EXTERNAL_SOURCES
 	*.cxx
 	dumb/*.c
 	lua/*.c
-	lzma/C/LzmaDec.c
 	${SLADE_HEADERS}
 	)
 
 add_library(external STATIC ${EXTERNAL_SOURCES})
-target_link_libraries(external ${ZLIB_LIBRARY} ${wxWidgets_LIBRARIES})
+target_link_libraries(external ${ZLIB_LIBRARY} ${wxWidgets_LIBRARIES} -lclzma)
 set(EXTERNAL_LIBRARIES external PARENT_SCOPE)