Use a new FindSQLite3 cmake module.

Add find sqlite to the root CMakeLists.txt.

Signed-off-by: Camila <hello@camila.codes>

CMakeLists.txt

@@ -214,6 +214,7 @@ if(BUILD_CLIENT)
     find_package(OpenSSL 1.1 REQUIRED )
 
    find_package(ZLIB REQUIRED)
+   find_package(SQLite3 3.9.0 REQUIRED)
 
    if(NOT WIN32 AND NOT APPLE)
       find_package(PkgConfig REQUIRED)

cmake/modules/FindSQLite3.cmake

@@ -1,60 +1,68 @@
-# - Try to find SQLite3
-# Once done this will define
-#
-#  SQLITE3_FOUND - system has SQLite3
-#  SQLITE3_INCLUDE_DIRS - the SQLite3 include directory
-#  SQLITE3_LIBRARIES - Link these to use SQLite3
-#  SQLITE3_DEFINITIONS - Compiler switches required for using SQLite3
-#
-#  Copyright (c) 2009-2013 Andreas Schneider <asn@cryptomilk.org>
-#
-#  Redistribution and use is allowed according to the terms of the New
-#  BSD license.
-#  For details see the accompanying COPYING-CMAKE-SCRIPTS file.
-#
-
-
-if (UNIX)
-  find_package(PkgConfig)
-  if (PKG_CONFIG_FOUND)
-    pkg_check_modules(_SQLITE3 sqlite3)
-  endif (PKG_CONFIG_FOUND)
-endif (UNIX)
-
-find_path(SQLITE3_INCLUDE_DIR
-    NAMES
-        sqlite3.h
-    PATHS
-        ${_SQLITE3_INCLUDEDIR}
-        ${SQLITE3_INCLUDE_DIRS}
-)
-
-find_library(SQLITE3_LIBRARY
-    NAMES
-        sqlite3 sqlite3-0
-    PATHS
-        ${_SQLITE3_LIBDIR}
-        ${SQLITE3_LIBRARIES}
-)
-
-set(SQLITE3_INCLUDE_DIRS
-    ${SQLITE3_INCLUDE_DIR}
-)
-
-if (SQLITE3_LIBRARY)
-    set(SQLITE3_LIBRARIES
-        ${SQLITE3_LIBRARIES}
-        ${SQLITE3_LIBRARY}
-    )
-endif (SQLITE3_LIBRARY)
-
-if (SQLite3_FIND_VERSION AND _SQLITE3_VERSION)
-    set(SQLite3_VERSION _SQLITE3_VERSION)
-endif (SQLite3_FIND_VERSION AND _SQLITE3_VERSION)
+# Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+# file Copyright.txt or https://cmake.org/licensing for details.
 
-include(FindPackageHandleStandardArgs)
-find_package_handle_standard_args(SQLite3 DEFAULT_MSG SQLITE3_LIBRARIES SQLITE3_INCLUDE_DIRS)
+#[=======================================================================[.rst:
+FindSQLite3
+-----------
+
+.. versionadded:: 3.14
+
+Find the SQLite libraries, v3
+
+IMPORTED targets
+^^^^^^^^^^^^^^^^
+
+This module defines the following :prop_tgt:`IMPORTED` target:
+
+``SQLite::SQLite3``
+
+Result variables
+^^^^^^^^^^^^^^^^
 
-# show the SQLITE3_INCLUDE_DIRS and SQLITE3_LIBRARIES variables only in the advanced view
-mark_as_advanced(SQLITE3_INCLUDE_DIRS SQLITE3_LIBRARIES)
+This module will set the following variables if found:
+
+``SQLite3_INCLUDE_DIRS``
+  where to find sqlite3.h, etc.
+``SQLite3_LIBRARIES``
+  the libraries to link against to use SQLite3.
+``SQLite3_VERSION``
+  version of the SQLite3 library found
+``SQLite3_FOUND``
+  TRUE if found
+
+#]=======================================================================]
+
+# Look for the necessary header
+find_path(SQLite3_INCLUDE_DIR NAMES sqlite3.h)
+mark_as_advanced(SQLite3_INCLUDE_DIR)
+
+# Look for the necessary library
+find_library(SQLite3_LIBRARY NAMES sqlite3 sqlite)
+mark_as_advanced(SQLite3_LIBRARY)
+
+# Extract version information from the header file
+if(SQLite3_INCLUDE_DIR)
+    file(STRINGS ${SQLite3_INCLUDE_DIR}/sqlite3.h _ver_line
+         REGEX "^#define SQLITE_VERSION  *\"[0-9]+\\.[0-9]+\\.[0-9]+\""
+         LIMIT_COUNT 1)
+    string(REGEX MATCH "[0-9]+\\.[0-9]+\\.[0-9]+"
+           SQLite3_VERSION "${_ver_line}")
+    unset(_ver_line)
+endif()
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(SQLite3
+    REQUIRED_VARS SQLite3_INCLUDE_DIR SQLite3_LIBRARY
+    VERSION_VAR SQLite3_VERSION)
 
+# Create the imported target
+if(SQLite3_FOUND)
+    set(SQLite3_INCLUDE_DIRS ${SQLite3_INCLUDE_DIR})
+    set(SQLite3_LIBRARIES ${SQLite3_LIBRARY})
+    if(NOT TARGET SQLite::SQLite3)
+        add_library(SQLite::SQLite3 UNKNOWN IMPORTED)
+        set_target_properties(SQLite::SQLite3 PROPERTIES
+            IMPORTED_LOCATION             "${SQLite3_LIBRARY}"
+            INTERFACE_INCLUDE_DIRECTORIES "${SQLite3_INCLUDE_DIR}")
+    endif()
+endif()

src/csync/CMakeLists.txt

@@ -19,8 +19,6 @@ include(DefineOptions.cmake)
 
 include(DefineInstallationPaths)
 
-find_package(SQLite3 3.8.0 REQUIRED)
-
 include(ConfigureChecks.cmake)
 include(../common/common.cmake)
 
@@ -66,9 +64,6 @@ target_include_directories(
   PUBLIC ${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/std
 )
 
-target_include_directories(nextcloud_csync PUBLIC ${SQLITE3_INCLUDE_DIR})
-target_link_libraries(nextcloud_csync PUBLIC ${SQLITE3_LIBRARIES})
-
 generate_export_header(nextcloud_csync
   EXPORT_MACRO_NAME OCSYNC_EXPORT
   EXPORT_FILE_NAME ocsynclib.h
@@ -84,6 +79,7 @@ if(ZLIB_FOUND)
   target_link_libraries(nextcloud_csync PUBLIC ZLIB::ZLIB)
 endif(ZLIB_FOUND)
 
+target_link_libraries(nextcloud_csync PRIVATE SQLite::SQLite3)
 
 # For src/common/utility_mac.cpp
 if (APPLE)