[sqlite3] Improve usage on non-Windows; Fixes example and Fixes #3703

ports/sqlite3/CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.0)
+cmake_minimum_required(VERSION 3.10)
 project(sqlite3 C)
 
 include_directories(.)
@@ -9,13 +9,19 @@ else()
 endif()
 add_library(sqlite3 sqlite3.c)
 
-target_compile_definitions(sqlite3 PRIVATE
-    $<$<CONFIG:Debug>:SQLITE_DEBUG>
-    ${API}
-    -DSQLITE_ENABLE_RTREE
-    -DSQLITE_ENABLE_UNLOCK_NOTIFY
-    )
+target_compile_definitions(
+    sqlite3
+    PRIVATE
+        $<$<CONFIG:Debug>:SQLITE_DEBUG>
+        ${API}
+        -DSQLITE_ENABLE_RTREE
+        -DSQLITE_ENABLE_UNLOCK_NOTIFY
+)
 target_include_directories(sqlite3 INTERFACE $<INSTALL_INTERFACE:include>)
+if(NOT WIN32)
+    find_package(Threads REQUIRED)
+    target_link_libraries(sqlite3 PRIVATE Threads::Threads ${CMAKE_DL_LIBS})
+endif()
 
 if(CMAKE_SYSTEM_NAME MATCHES "WindowsStore")
     target_compile_definitions(sqlite3 PRIVATE -DSQLITE_OS_WINRT=1)
@@ -32,11 +38,13 @@ if(NOT SQLITE3_SKIP_TOOLS)
     )
 endif()
 
-install(TARGETS sqlite3 EXPORT sqlite3Config
+install(
+    TARGETS sqlite3
+    EXPORT sqlite3
     RUNTIME DESTINATION bin
     LIBRARY DESTINATION lib
     ARCHIVE DESTINATION lib
 )
 
 install(FILES sqlite3.h sqlite3ext.h DESTINATION include CONFIGURATIONS Release)
-install(EXPORT sqlite3Config DESTINATION share/sqlite3)
+install(EXPORT sqlite3 FILE sqlite3-targets.cmake DESTINATION share/sqlite3)

ports/sqlite3/CONTROL

@@ -1,5 +1,5 @@
 Source: sqlite3
-Version: 3.24.0
+Version: 3.24.0-1
 Description: SQLite is a software library that implements a self-contained, serverless, zero-configuration, transactional SQL database engine.
 
 Feature: tool

ports/sqlite3/portfile.cmake

@@ -27,14 +27,15 @@ vcpkg_configure_cmake(
 )
 
 vcpkg_install_cmake()
-
-if(NOT DEFINED VCPKG_BUILD_TYPE OR VCPKG_BUILD_TYPE STREQUAL "debug")
-    file(READ ${CURRENT_PACKAGES_DIR}/debug/share/sqlite3/sqlite3Config-debug.cmake SQLITE3_DEBUG_CONFIG)
-    string(REPLACE "\${_IMPORT_PREFIX}" "\${_IMPORT_PREFIX}/debug" SQLITE3_DEBUG_CONFIG "${SQLITE3_DEBUG_CONFIG}")
-    file(WRITE ${CURRENT_PACKAGES_DIR}/share/sqlite3/sqlite3Config-debug.cmake "${SQLITE3_DEBUG_CONFIG}")
-endif()
+vcpkg_fixup_cmake_targets()
 
 file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/debug/share)
 
+configure_file(
+    ${CMAKE_CURRENT_LIST_DIR}/sqlite3-config.in.cmake
+    ${CURRENT_PACKAGES_DIR}/share/sqlite3/sqlite3-config.cmake
+    @ONLY
+)
+
 file(WRITE ${CURRENT_PACKAGES_DIR}/share/sqlite3/copyright "SQLite is in the Public Domain.\nhttp://www.sqlite.org/copyright.html\n")
 vcpkg_copy_pdbs()

ports/sqlite3/sqlite3-config.in.cmake

@@ -0,0 +1,7 @@
+
+if("@VCPKG_LIBRARY_LINKAGE@" STREQUAL "static" AND NOT WIN32)
+    include(CMakeFindDependencyMacro)
+    find_dependency(Threads)
+endif()
+
+include(${CMAKE_CURRENT_LIST_DIR}/sqlite3-targets.cmake)