mimic liblzma, add version script

CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.14)
+cmake_minimum_required(VERSION 3.24)
 project(xzre LANGUAGES C ASM)
 
 set(CMAKE_C_STANDARD 23)
@@ -8,8 +8,10 @@ find_library(LZMA_LIBRARY NAMES liblzma.a REQUIRED)
 message(STATUS "Using ${LZMA_LIBRARY}")
 
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
+add_compile_options(-Wno-deprecated-declarations)
+
 add_executable(xzre)
-add_library(xzre_lib SHARED)
+add_library(lzma SHARED)
 
 set(SOURCES
 	${CMAKE_SOURCE_DIR}/liblzma_la-crc64-fast.o
@@ -19,17 +21,19 @@ set(SOURCES
 )
 
 target_sources(xzre PRIVATE ${SOURCES})
-target_sources(xzre_lib PRIVATE ${SOURCES})
-target_compile_definitions(xzre_lib PRIVATE XZRE_SHARED)
+target_sources(lzma PRIVATE ${SOURCES})
+target_compile_definitions(lzma PRIVATE XZRE_SHARED)
 
 target_link_libraries(xzre ${LZMA_LIBRARY})
-target_link_libraries(xzre_lib ${LZMA_LIBRARY})
+target_link_libraries(lzma "$<LINK_LIBRARY:WHOLE_ARCHIVE,${LZMA_LIBRARY}>")
 
 target_link_options(xzre PRIVATE "LINKER:--no-undefined")
-target_link_options(xzre_lib PRIVATE "LINKER:--no-undefined")
+target_link_options(lzma PRIVATE
+	"LINKER:--no-undefined"
+	"LINKER:--version-script=${CMAKE_SOURCE_DIR}/xzre.ver")
 
 target_link_options(xzre PRIVATE -T ${CMAKE_SOURCE_DIR}/xzre.lds)
-target_link_options(xzre_lib PRIVATE -T ${CMAKE_SOURCE_DIR}/xzre.lds)
+target_link_options(lzma PRIVATE -T ${CMAKE_SOURCE_DIR}/xzre.lds)
 
 # disassemble the sample code to compare against the dasm
 add_custom_target(xzre_dasm ALL 

xzre.ver

@@ -0,0 +1,4 @@
+XZ_5.0 {
+global:
+	*;
+};