[sqlpp11] Fix libmariadb linkage, generate usage (#41201)

ports/sqlpp11/dependencies.diff

@@ -2,7 +2,7 @@ diff --git a/CMakeLists.txt b/CMakeLists.txt
 index bb05cd8..6aff88b 100644
 --- a/CMakeLists.txt
 +++ b/CMakeLists.txt
-@@ -51,7 +51,8 @@ set(SQLPP11_INSTALL_CMAKEDIR ${CMAKE_INSTALL_LIBDIR}/cmake/Sqlpp11 CACHE STRING
+@@ -51,11 +51,13 @@ set(SQLPP11_INSTALL_CMAKEDIR ${CMAKE_INSTALL_LIBDIR}/cmake/Sqlpp11 CACHE STRING
  
  ### Dependencies
  if(DEPENDENCY_CHECK AND BUILD_MYSQL_CONNECTOR)
@@ -12,6 +12,21 @@ index bb05cd8..6aff88b 100644
  endif()
  
  if(DEPENDENCY_CHECK AND BUILD_MARIADB_CONNECTOR)
+-    find_package(MariaDB REQUIRED)
++    find_package(MariaDB NAMES unofficial-libmariadb REQUIRED)
++    add_library(MariaDB::MariaDB ALIAS unofficial::libmariadb)
+ endif()
+ 
+ if(DEPENDENCY_CHECK AND BUILD_POSTGRESQL_CONNECTOR)
+diff --git a/cmake/configs/Sqlpp11MariaDBConfig.cmake b/cmake/configs/Sqlpp11MariaDBConfig.cmake
+index 32a594a..fb63205 100644
+--- a/cmake/configs/Sqlpp11MariaDBConfig.cmake
++++ b/cmake/configs/Sqlpp11MariaDBConfig.cmake
+@@ -1,2 +1,2 @@
+ include(CMakeFindDependencyMacro)
+-find_dependency(MariaDB)
+\ No newline at end of file
++find_dependency(unofficial-libmariadb)
 diff --git a/cmake/configs/Sqlpp11MySQLConfig.cmake b/cmake/configs/Sqlpp11MySQLConfig.cmake
 index 0d2a5b3..53dab6e 100644
 --- a/cmake/configs/Sqlpp11MySQLConfig.cmake

ports/sqlpp11/portfile.cmake

@@ -32,4 +32,16 @@ vcpkg_cmake_configure(
 vcpkg_cmake_install()
 vcpkg_cmake_config_fixup()
 
+set(usage "sqlpp11 provides CMake targets:\n")
+if(FEATURES STREQUAL "core")
+    set(usage "This build of sqlpp11 doesn't include any connector.\n(Available via features: sqlite3, mariadb, mysql, postgresql.)\n")
+endif()
+foreach(component IN ITEMS SQLite3 SQLCipher MySQL MariaDB PostgreSQL)
+    string(TOLOWER "${component}" lib)
+    if("${lib}" IN_LIST FEATURES)
+        string(APPEND usage "\n  find_package(Sqlpp11 CONFIG REQUIRED COMPONENTS ${component})\n  target_link_libraries(main PRIVATE sqlpp11::${lib})\n")
+    endif()
+endforeach()
+file(WRITE "${CURRENT_PACKAGES_DIR}/share/${PORT}/usage" "${usage}")
+
 vcpkg_install_copyright(FILE_LIST "${SOURCE_PATH}/LICENSE")

ports/sqlpp11/vcpkg.json

@@ -1,7 +1,7 @@
 {
   "name": "sqlpp11",
   "version": "0.64",
-  "port-version": 1,
+  "port-version": 2,
   "description": "A type safe embedded domain specific language for SQL queries and results in C++.",
   "homepage": "https://github.com/rbock/sqlpp11",
   "license": "BSD-2-Clause",

versions/baseline.json

@@ -8586,7 +8586,7 @@
     },
     "sqlpp11": {
       "baseline": "0.64",
-      "port-version": 1
+      "port-version": 2
     },
     "sqlpp11-connector-mysql": {
       "baseline": "0.61",

versions/s-/sqlpp11.json

@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "16c9c831d703248a11117054ee7974a6381fe411",
+      "version": "0.64",
+      "port-version": 2
+    },
     {
       "git-tree": "dcc1169986fc1ff635e7f0a104e1330c9ac3e15f",
       "version": "0.64",