175 lines
6.3 KiB
Diff
175 lines
6.3 KiB
Diff
diff --git a/CMakeLists.txt b/CMakeLists.txt
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index c4b0b6e..ee39341 100644
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--- a/CMakeLists.txt
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+++ b/CMakeLists.txt
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@@ -1,5 +1,10 @@
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cmake_minimum_required(VERSION 3.12)
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+# option() honors normal variables.
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+if (POLICY CMP0077)
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+ cmake_policy(SET CMP0077 NEW)
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+endif()
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+
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project(bzip2
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VERSION 1.1.0
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DESCRIPTION "This Bzip2/libbz2 a program and library for lossless block-sorting data compression."
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@@ -283,8 +288,8 @@ set(BZ2_SOURCES
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add_library(bz2_ObjLib OBJECT)
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target_sources(bz2_ObjLib
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PRIVATE ${BZ2_SOURCES}
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- PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/bzlib_private.h
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- INTERFACE ${CMAKE_CURRENT_SOURCE_DIR}/bzlib.h)
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+ bzlib_private.h
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+ bzlib.h)
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# Windows resource file
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set(BZ2_RES "")
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@@ -299,21 +304,32 @@ endif()
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if(ENABLE_SHARED_LIB)
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# The libbz2 shared library.
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- add_library(bz2 SHARED ${BZ2_RES})
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- target_sources(bz2
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- PRIVATE ${BZ2_SOURCES}
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- ${CMAKE_CURRENT_SOURCE_DIR}/libbz2.def
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- PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/bzlib_private.h
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- INTERFACE ${CMAKE_CURRENT_SOURCE_DIR}/bzlib.h)
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+ add_library(BZip2 SHARED ${BZ2_RES})
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+ target_sources(BZip2
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+ PRIVATE ${BZ2_SOURCES}
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+ libbz2.def
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+ bzlib_private.h
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+ bzlib.h)
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+ target_include_directories(BZip2 PUBLIC
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+ $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}>
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+ $<INSTALL_INTERFACE:include>
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+ )
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# Always use '-fPIC'/'-fPIE' option for shared libraries.
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- set_property(TARGET bz2 PROPERTY POSITION_INDEPENDENT_CODE ON)
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+ set_property(TARGET BZip2 PROPERTY POSITION_INDEPENDENT_CODE ON)
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- set_target_properties(bz2 PROPERTIES
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+ set_target_properties(BZip2 PROPERTIES
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COMPILE_FLAGS "${WARNCFLAGS}"
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- VERSION ${LT_VERSION} SOVERSION ${LT_SOVERSION})
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- install(TARGETS bz2 DESTINATION ${CMAKE_INSTALL_LIBDIR})
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+ VERSION ${LT_VERSION} SOVERSION ${LT_SOVERSION}
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+ OUTPUT_NAME bz2
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+ )
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+ install(TARGETS BZip2
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+ EXPORT ${PROJECT_NAME}Targets
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+ RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR} # For Windows DLLs and executables
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+ LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR} # For shared libraries on UNIX
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+ ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}) # For static libs or import libs
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install(FILES bzlib.h DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
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+ add_library(BZip2::BZip2 ALIAS BZip2)
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if(USE_OLD_SONAME)
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# Hack to support the old libbz2.so.1.0 version by including an extra copy.
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@@ -323,16 +339,22 @@ if(ENABLE_SHARED_LIB)
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add_library(bz2_old_soname SHARED ${BZ2_RES})
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target_sources(bz2_old_soname
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PRIVATE ${BZ2_SOURCES}
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- ${CMAKE_CURRENT_SOURCE_DIR}/libbz2.def
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- PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/bzlib_private.h
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- INTERFACE ${CMAKE_CURRENT_SOURCE_DIR}/bzlib.h
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+ libbz2.def
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+ bzlib_private.h
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+ bzlib.h
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+ )
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+ target_include_directories(bz2_old_soname PUBLIC
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+ $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}>
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+ $<INSTALL_INTERFACE:include>
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)
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set_target_properties(bz2_old_soname PROPERTIES
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COMPILE_FLAGS "${WARNCFLAGS}"
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VERSION ${LT_SOVERSION}.${LT_AGE} SOVERSION ${LT_SOVERSION}.${LT_AGE}
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OUTPUT_NAME bz2
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)
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- install(TARGETS bz2_old_soname DESTINATION ${CMAKE_INSTALL_LIBDIR})
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+ install(TARGETS bz2_old_soname
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+ EXPORT ${PROJECT_NAME}Targets
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+ DESTINATION ${CMAKE_INSTALL_LIBDIR})
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endif()
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endif()
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endif()
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@@ -341,9 +363,13 @@ if(ENABLE_STATIC_LIB)
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# The libbz2 static library.
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add_library(bz2_static STATIC)
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target_sources(bz2_static
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- PRIVATE ${BZ2_SOURCES}
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- PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/bzlib_private.h
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- INTERFACE ${CMAKE_CURRENT_SOURCE_DIR}/bzlib.h)
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+ PRIVATE ${BZ2_SOURCES}
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+ bzlib_private.h
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+ bzlib.h)
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+ target_include_directories(bz2_static PUBLIC
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+ $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}>
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+ $<INSTALL_INTERFACE:include>
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+ )
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# Use '-fPIC'/'-fPIE' option for static libraries by default.
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# You may build with ENABLE_STATIC_LIB_IS_PIC=OFF to disable PIC for the static library.
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@@ -357,8 +383,13 @@ if(ENABLE_STATIC_LIB)
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SOVERSION ${LT_SOVERSION}
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ARCHIVE_OUTPUT_NAME bz2_static)
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target_compile_definitions(bz2_static PUBLIC BZ2_STATICLIB)
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- install(TARGETS bz2_static DESTINATION ${CMAKE_INSTALL_LIBDIR})
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+ install(TARGETS bz2_static
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+ EXPORT ${PROJECT_NAME}Targets
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+ DESTINATION ${CMAKE_INSTALL_LIBDIR})
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install(FILES bzlib.h DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
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+ if(NOT TARGET BZip2)
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+ add_library(BZip2::BZip2 ALIAS bz2_static)
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+ endif()
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endif()
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if(ENABLE_APP)
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@@ -373,7 +404,9 @@ if(ENABLE_APP)
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else()
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target_compile_definitions(bzip2 PUBLIC BZ_LCCWIN32=0 BZ_UNIX)
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endif()
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- install(TARGETS bzip2 DESTINATION ${CMAKE_INSTALL_BINDIR})
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+ install(TARGETS bzip2
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+ EXPORT ${PROJECT_NAME}Targets
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+ DESTINATION ${CMAKE_INSTALL_BINDIR})
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# Create bzip2 copies bzcat and bunzip.
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# The default behavior is altered in bzip2.c code by checking the program name.
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@@ -391,7 +424,9 @@ if(ENABLE_APP)
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else()
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target_compile_definitions(bzip2recover PUBLIC BZ_LCCWIN32=0 BZ_UNIX)
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endif()
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- install(TARGETS bzip2recover DESTINATION ${CMAKE_INSTALL_BINDIR})
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+ install(TARGETS bzip2recover
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+ EXPORT ${PROJECT_NAME}Targets
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+ DESTINATION ${CMAKE_INSTALL_BINDIR})
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if(ENABLE_EXAMPLES)
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if(ENABLE_SHARED_LIB)
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@@ -399,8 +434,10 @@ if(ENABLE_APP)
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add_executable(dlltest)
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target_sources(dlltest
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PRIVATE dlltest.c)
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- target_link_libraries(dlltest bz2)
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- install(TARGETS dlltest DESTINATION ${CMAKE_INSTALL_BINDIR})
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+ target_link_libraries(dlltest BZip2)
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+ install(TARGETS dlltest
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+ EXPORT ${PROJECT_NAME}Targets
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+ DESTINATION ${CMAKE_INSTALL_BINDIR})
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endif()
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endif()
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@@ -419,6 +456,10 @@ if(ENABLE_APP)
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endif()
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+install(EXPORT ${PROJECT_NAME}Targets
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+ NAMESPACE BZip2::
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+ DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME})
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+
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if(ENABLE_APP AND Python3_FOUND)
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enable_testing()
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add_custom_target(check COMMAND ${CMAKE_CTEST_COMMAND})
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