Create Hunter-based CMake Config file

CMakeLists.txt

@@ -14,7 +14,9 @@ HunterGate(
     SHA1 "5d68bcca78eee347239ca5f4d34f4b6c12683154"
 )
 
-PROJECT(libzip C)
+PROJECT(libzip
+  LANGUAGES C
+  VERSION "1.5.2")
 
 OPTION(ENABLE_COMMONCRYPTO "Enable use of CommonCrypto" ON)
 OPTION(ENABLE_GNUTLS "Enable use of GnuTLS" ON)
@@ -309,6 +311,52 @@ ENDIF()
 # Testing
 ENABLE_TESTING()
 
+IF(HUNTER_ENABLED)
+####
+# Installation (https://github.com/forexample/package-example) {
+
+set(CONFIG_INSTALL_DIR "lib/cmake/${PROJECT_NAME}")
+set(INCLUDE_INSTALL_DIR "include")
+
+set(GENERATED_DIR "${CMAKE_CURRENT_BINARY_DIR}/generated")
+
+# Configuration
+set(VERSION_CONFIG "${GENERATED_DIR}/${PROJECT_NAME}ConfigVersion.cmake")
+set(PROJECT_CONFIG "${GENERATED_DIR}/${PROJECT_NAME}Config.cmake")
+set(TARGETS_EXPORT_NAME "${PROJECT_NAME}Targets")
+set(NAMESPACE "${PROJECT_NAME}::")
+
+# Include module with fuction 'write_basic_package_version_file'
+include(CMakePackageConfigHelpers)
+
+# Note: PROJECT_VERSION is used as a VERSION
+write_basic_package_version_file(
+    "${VERSION_CONFIG}" COMPATIBILITY SameMajorVersion
+)
+
+# Use variables:
+#   * TARGETS_EXPORT_NAME
+#   * PROJECT_NAME
+configure_package_config_file(
+    "cmake/Config.cmake.in"
+    "${PROJECT_CONFIG}"
+    INSTALL_DESTINATION "${CONFIG_INSTALL_DIR}"
+)
+
+install(
+    FILES "${PROJECT_CONFIG}" "${VERSION_CONFIG}"
+    DESTINATION "${CONFIG_INSTALL_DIR}"
+)
+
+install(
+    EXPORT "${TARGETS_EXPORT_NAME}"
+    NAMESPACE "${NAMESPACE}"
+    DESTINATION "${CONFIG_INSTALL_DIR}"
+)
+
+# }
+ENDIF()
+
 # Targets
 ADD_SUBDIRECTORY(lib)
 

cmake/Config.cmake.in

@@ -0,0 +1,8 @@
+@PACKAGE_INIT@
+
+find_package(ZLIB CONFIG REQUIRED)
+find_package(BZip2 CONFIG REQUIRED)
+find_package(OpenSSL REQUIRED)
+
+include("${CMAKE_CURRENT_LIST_DIR}/@[email protected]")
+check_required_components("@PROJECT_NAME@")

lib/CMakeLists.txt

@@ -223,7 +223,10 @@ ENDIF()
 
 TARGET_LINK_LIBRARIES(zip PUBLIC ${ZLIB_LIBRARY} ${OPTIONAL_LIBRARY})
 INSTALL(TARGETS zip
+  EXPORT "${TARGETS_EXPORT_NAME}"
   RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
   ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
-  LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR})
+  LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+  INCLUDES DESTINATION "${INCLUDE_INSTALL_DIR}"
+)
 #CREATE_LIBTOOL_FILE(zip lib)