improve CMake build to detect global vcpkg install and to include vcpkg scripts in CPAC archive

Author: samtupy

CMakeLists.txt

@@ -8,6 +8,12 @@ elseif(APPLE)
 else()
 	set(VCPKG_TARGET_TRIPLET "x64-linux" CACHE STRING "Vcpkg triplet")
 endif()
+if("$ENV{VCPKG_ROOT}" STREQUAL "")
+	set(VCPKG_ROOT_TMP "${sourceDir}/vcpkg/bin")
+else()
+	set(VCPKG_ROOT_TMP "$ENV{VCPKG_ROOT}")
+endif()
+set(VCPKG_ROOT_ACTIVE "${VCPKG_ROOT_TMP}" CACHE STRING "Configured VCPKG root to find toolchain")
 
 project(${_name} VERSION ${_version})
 option(ENABLE_FRONTEND_API "Use obs-frontend-api for UI functionality" OFF)

CMakePresets.json

@@ -9,7 +9,7 @@
     {
       "name": "template",
       "hidden": true,
-      "toolchainFile": "vcpkg/bin/scripts/buildsystems/vcpkg.cmake",
+      "toolchainFile": "$env{VCPKG_ROOT_ACTIVE}/scripts/buildsystems/vcpkg.cmake",
       "cacheVariables": {
         "ENABLE_FRONTEND_API": true,
         "ENABLE_QT": true,

cmake/linux/defaults.cmake

@@ -38,7 +38,7 @@ set(
   build_.*
   cmake/\\.CMakeBuildNumber
   release/
-  vcpkg/
+  vcpkg/bin/
 )
 
 set(CPACK_VERBATIM_VARIABLES YES)