From b375e20c75194fc5559b2c54899f4841e7e2cb48 Mon Sep 17 00:00:00 2001
From: Anonymous Maarten <anonymous.maarten@gmail.com>
Date: Mon, 11 Jan 2021 01:29:43 +0100
Subject: cmake: opus is now optional + libsndfile only when using openal

---
 CMakeLists.txt     |  1 +
 conanfile.py       | 43 ++++++++++++++++++++++++-------------------
 src/CMakeLists.txt | 10 +++++++---
 3 files changed, 32 insertions(+), 22 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 08d407e8..8343f20c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -12,6 +12,7 @@ endif()
 set(RE3_AUDIO "OAL" CACHE STRING "Audio")
 
 option(RE3_WITH_OPUS "Build re3 with opus support" ON)
+option(RE3_WITH_LIBSNDFILE "Build re3 with libsndfile (instead of internal decoder)" OFF)
 
 set_property(CACHE RE3_AUDIO PROPERTY STRINGS ${RE3_AUDIOS})
 message(STATUS "RE3_AUDIO = ${RE3_AUDIO} (choices=${RE3_AUDIOS})")
diff --git a/conanfile.py b/conanfile.py
index 8d738311..c3a2b3ba 100644
--- a/conanfile.py
+++ b/conanfile.py
@@ -13,25 +13,26 @@ class Re3Conan(ConanFile):
     generators = "cmake", "cmake_find_package"
     options = {
         "audio": ["openal", "miles"],
+        "with_libsndfile": [True, False],
         "with_opus": [True, False],
     }
     default_options = {
         "audio": "openal",
+        "with_libsndfile": False,
         "with_opus": True,
-        "libsndfile:with_external_libs": False,
-        "mpg123:flexible_resampling": False,
-        "mpg123:network": False,
-        "mpg123:icy": False,
-        "mpg123:id3v2": False,
-        "mpg123:ieeefloat": False,
-        "mpg123:layer1": False,
-        "mpg123:layer2": False,
-        "mpg123:layer3": False,
-        "mpg123:moreinfo": False,
-        "mpg123:seektable": False,
-        "sdl2:vulkan": False,
-        "sdl2:opengl": True,
-        "sdl2:sdl2main": True,
+        # "libsndfile:with_external_libs": False,
+        # "mpg123:flexible_resampling": False,
+        # "mpg123:network": False,
+        # "mpg123:icy": False,
+        # "mpg123:id3v2": False,
+        # "mpg123:ieeefloat": False,
+        # "mpg123:layer1": False,
+        # "mpg123:layer2": False,
+        # "mpg123:layer3": False,
+        # "mpg123:moreinfo": False,
+        # "sdl2:vulkan": False,
+        # "sdl2:opengl": True,
+        # "sdl2:sdl2main": True,
     }
     no_copy_source = True
 
@@ -42,17 +43,21 @@ class Re3Conan(ConanFile):
         except ConanException:
             return False
 
+    def configure(self):
+        if self.options.audio != "openal":
+            self.options.with_libsndfile = False
+
     def requirements(self):
         self.requires("librw/{}".format(self.version))
+        self.requires("mpg123/1.26.4")
         if self.options.audio == "openal":
             self.requires("openal/1.21.0")
+        elif self.options.audio == "miles":
+            self.requires("miles-sdk/{}".format(self.version))
+        if self.options.with_libsndfile:
+            self.requires("libsndfile/1.0.30")
         if self.options.with_opus:
             self.requires("opusfile/0.12")
-        else:
-            self.requires("mpg123/1.26.4")
-            self.requires("libsndfile/1.0.30")
-        if self.options.audio == "miles":
-            self.requires("miles-sdk/{}".format(self.version))
 
     def export_sources(self):
         for d in ("cmake", "src"):
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index a7c2a3d7..0460a353 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -55,19 +55,23 @@ elseif(RE3_AUDIO STREQUAL "MSS")
     target_link_libraries(re3 PRIVATE MilesSDK::MilesSDK)
 endif()
 
+find_package(mpg123 REQUIRED)
+target_link_libraries(re3 PRIVATE
+    MPG123::libmpg123
+)
 if(RE3_WITH_OPUS)
     find_package(opusfile REQUIRED)
     target_link_libraries(re3 PRIVATE
         opusfile::opusfile
     )
     target_compile_definitions(re3 PRIVATE AUDIO_OPUS)
-else()
-    find_package(mpg123 REQUIRED)
+endif()
+if(RE3_WITH_LIBSNDFILE)
     find_package(SndFile REQUIRED)
     target_link_libraries(re3 PRIVATE
-        MPG123::libmpg123
         SndFile::SndFile
     )
+    target_compile_definitions(re3 PRIVATE AUDIO_OAL_USE_SNDFILE)
 endif()
 
 target_compile_definitions(re3 PRIVATE )
-- 
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