From f87f8719d02a9adbc9413256fe22958267cfefee Mon Sep 17 00:00:00 2001
From: Mick Sayson <mick@sayson.com>
Date: Thu, 20 Sep 2018 01:01:40 -0700
Subject: Improve cmake build for MSVC.

---
 cmake/Dependencies.cmake | 77 ++++++++++++++++++------------------------------
 1 file changed, 28 insertions(+), 49 deletions(-)

(limited to 'cmake/Dependencies.cmake')

diff --git a/cmake/Dependencies.cmake b/cmake/Dependencies.cmake
index 5970fde7..c641e094 100644
--- a/cmake/Dependencies.cmake
+++ b/cmake/Dependencies.cmake
@@ -5,19 +5,44 @@
 ###############################################################################
 
 include(ModulePackage)
+include(SimpleFindPackage)
+
+if (MSVC)
+  set(THREADS_USE_PTHREADS_WIN32 1)
+endif()
 
 find_package(Threads REQUIRED)
 
+if (MSVC)
+  set_property(TARGET Threads::Threads APPEND PROPERTY INTERFACE_COMPILE_DEFINITIONS "HAVE_STRUCT_TIMESPEC")
+endif()
+
 find_library(NSL_LIBRARIES          nsl          )
 find_library(RT_LIBRARIES           rt           )
 find_library(SOCKET_LIBRARIES       socket       )
 
 # For toxcore.
-pkg_use_module(LIBSODIUM            libsodium    )
+
+# Try to find both static and shared variants of sodium
+set(sodium_USE_STATIC_LIBS OFF)
+find_package(sodium)
+if (NOT TARGET sodium)
+  set(sodium_USE_STATIC_LIBS ON)
+  find_package(sodium REQUIRED)
+endif()
 
 # For toxav.
-pkg_use_module(OPUS                 opus         )
-pkg_use_module(VPX                  vpx          )
+simple_find_package(Opus
+  PKGCFG_NAME opus
+  INCLUDE_NAMES opus.h
+  PATH_SUFFIXES opus
+  LIB_NAMES opus)
+
+simple_find_package(Vpx
+  PKGCFG_NAME vpx
+  INCLUDE_NAMES vpx_codec.h
+  PATH_SUFFIXES vpx
+  LIB_NAMES vpx vpxmd)
 
 # For tox-bootstrapd.
 pkg_use_module(LIBCONFIG            libconfig    )
@@ -29,49 +54,3 @@ pkg_use_module(MSGPACK              msgpack      )
 pkg_use_module(OPENCV               opencv       )
 pkg_use_module(PORTAUDIO            portaudio-2.0)
 pkg_use_module(SNDFILE              sndfile      )
-
-###############################################################################
-#
-# :: For MSVC Windows builds.
-#
-# These require specific installation paths of dependencies:
-# - libsodium in third-party/libsodium/Win32/Release/v140/dynamic
-# - pthreads in third-party/pthreads-win32/Pre-built.2
-#
-###############################################################################
-
-if(MSVC)
-  # libsodium
-  # ---------
-  find_library(LIBSODIUM_LIBRARIES
-    NAMES sodium libsodium
-    PATHS
-      "third_party/libsodium/Win32/Release/v140/dynamic"
-      "third_party/libsodium/x64/Release/v140/dynamic"
-  )
-  if(LIBSODIUM_LIBRARIES)
-    include_directories("third_party/libsodium/include")
-    set(LIBSODIUM_FOUND TRUE)
-    message("libsodium: ${LIBSODIUM_LIBRARIES}")
-  else()
-    message(FATAL_ERROR "libsodium libraries not found")
-  endif()
-
-  # pthreads
-  # --------
-  if(CMAKE_USE_WIN32_THREADS_INIT)
-    find_library(CMAKE_THREAD_LIBS_INIT
-      NAMES pthreadVC2
-      PATHS
-        "third_party/pthreads-win32/Pre-built.2/lib/x86"
-        "third_party/pthreads-win32/Pre-built.2/lib/x64"
-    )
-    if(CMAKE_THREAD_LIBS_INIT)
-      include_directories("third_party/pthreads-win32/Pre-built.2/include")
-      add_definitions(-DHAVE_STRUCT_TIMESPEC)
-      message("libpthreads: ${CMAKE_THREAD_LIBS_INIT}")
-    else()
-      message(FATAL_ERROR "libpthreads libraries not found")
-    endif()
-  endif()
-endif()
-- 
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