depot/pkgs/development/libraries/gstreamer/good/souploader-darwin.diff

diff --git a/ext/adaptivedemux2/meson.build b/ext/adaptivedemux2/meson.build
index 711b38a2a9..67a789f664 100644
--- a/ext/adaptivedemux2/meson.build
+++ b/ext/adaptivedemux2/meson.build
@@ -82,7 +82,7 @@ soup_link_args = []
 soup_link_deps = []
 
 default_library = get_option('default_library')
-if host_system != 'linux' or default_library in ['static', 'both']
+if default_library in ['static', 'both']
   if soup_ver_opt in ['auto', '3']
     libsoup3_dep = dependency('libsoup-3.0', allow_fallback: true,
                               required: soup_ver_opt == '3' and soup_opt.enabled())
@@ -120,7 +120,7 @@ adaptive_deps = [gmodule_dep, gst_dep, gsttag_dep, gstnet_dep, gstbase_dep, gstp
 adaptive_args = [gst_plugins_good_args, soup_loader_args, hls_cargs,
     '-DGST_ISOFF_API=G_GNUC_INTERNAL']
 
-if host_system != 'linux'
+if false
     adaptivedemux2 = library('gstadaptivedemux2',
       c_args: [adaptive_args, soup_link_args],
       dependencies: [adaptive_deps, soup_link_deps],
diff --git a/ext/soup/gstsouploader.c b/ext/soup/gstsouploader.c
index 9192e4dac5..8082b2614d 100644
--- a/ext/soup/gstsouploader.c
+++ b/ext/soup/gstsouploader.c
@@ -34,12 +34,18 @@ GST_DEBUG_CATEGORY (gst_soup_debug);
 
 #ifndef LINK_SOUP
 
-#if defined(__APPLE__) || defined(G_OS_WIN32)
-#error "dlopen of libsoup is only supported on Linux"
+#if defined(G_OS_WIN32)
+#error "dlopen of libsoup is only supported on Darwin and Linux"
 #endif
 
+#if defined(__APPLE__)
+#define LIBSOUP_3_SONAME "libsoup-3.0.0.dylib"
+#define LIBSOUP_2_SONAME "libsoup-2.4.1.dylib"
+#define LIBSOUP_COMMON_SYMBOL "soup_get_major_version"
+#else
 #define LIBSOUP_3_SONAME "libsoup-3.0.so.0"
 #define LIBSOUP_2_SONAME "libsoup-2.4.so.1"
+#endif
 
 #define LOAD_SYMBOL(name) G_STMT_START {                                \
     if (!g_module_symbol (module, G_STRINGIFY (name), (gpointer *) &G_PASTE (vtable->_, name))) { \
@@ -156,7 +162,46 @@ gst_soup_load_library (void)
   GST_DEBUG_CATEGORY_INIT (gst_soup_debug, "soup", 0, "soup");
 #endif
 
-#ifdef HAVE_RTLD_NOLOAD
+#if defined(__APPLE__)
+  g_autofree gchar* libsoup_path = NULL;
+  {
+    /* In order to avoid causing conflicts we detect if libsoup 2 or 3 is loaded already.
+     * Darwin has to probe by checking for symbols because `dlopen` called with a dylib
+     * basename will try to locate it via the process’s rpath stack (and not find it). */
+
+    gpointer func = NULL;
+    Dl_info info = { 0 };
+
+    GModule* module = g_module_open (NULL, 0);
+    if (g_module_symbol (module, LIBSOUP_COMMON_SYMBOL, &func)
+        && dladdr (func, &info) && info.dli_sname) {
+      libsoup_path = g_strndup(info.dli_fname, PATH_MAX - 1);
+      g_autofree gchar* image_name = g_path_get_basename (libsoup_path);
+
+      /* Make sure `libsoup_path` points to a dylib that actually exists and
+       * contains the libsoup symbol that was queried. */
+      gpointer handle = dlopen (libsoup_path, RTLD_NOW | RTLD_NOLOAD);
+      gboolean has_symbol = dlsym (handle, LIBSOUP_COMMON_SYMBOL) != NULL;
+      if (handle && has_symbol && g_str_equal (image_name, LIBSOUP_3_SONAME)) {
+        libsoup_sonames[0] = libsoup_path;
+        GST_DEBUG ("LibSoup 3 found");
+      } else if (handle && has_symbol && g_str_equal (image_name, LIBSOUP_2_SONAME)) {
+        libsoup_sonames[0] = libsoup_path;
+        GST_DEBUG ("LibSoup 2 found");
+      } else {
+        g_clear_pointer (&libsoup_path, g_free);
+      }
+      g_clear_pointer (&handle, dlclose);
+    }
+    g_module_close (module);
+
+    if (!libsoup_sonames[0]) {
+      GST_DEBUG ("Trying all libsoups");
+      libsoup_sonames[0] = LIBSOUP_3_SONAME;
+      libsoup_sonames[1] = LIBSOUP_2_SONAME;
+    }
+  }
+#elif defined(HAVE_RTLD_NOLOAD)
   {
     gpointer handle = NULL;
 
diff --git a/ext/soup/meson.build b/ext/soup/meson.build
index aaa01dbcf6..83b7cf3fbf 100644
--- a/ext/soup/meson.build
+++ b/ext/soup/meson.build
@@ -20,8 +20,8 @@ soup_link_deps = []
 libsoup2_dep = disabler()
 libsoup3_dep = disabler()
 default_library = get_option('default_library')
-soup_lookup_dep = get_option('soup-lookup-dep') and host_system == 'linux'
-if host_system != 'linux' or default_library in ['static', 'both'] or soup_lookup_dep
+soup_lookup_dep = get_option('soup-lookup-dep')
+if default_library in ['static', 'both'] or soup_lookup_dep
   if soup_ver_opt in ['auto', '3']
     libsoup3_dep = dependency('libsoup-3.0', allow_fallback: true,
                               required: soup_ver_opt == '3' and soup_opt.enabled())
@@ -33,7 +33,7 @@ if host_system != 'linux' or default_library in ['static', 'both'] or soup_looku
   endif
 endif
 
-if host_system != 'linux' or default_library in ['static', 'both']
+if default_library in ['static', 'both']
   if libsoup3_dep.found()
     soup_link_deps += libsoup3_dep
     soup_link_args += '-DLINK_SOUP=3'
@@ -60,7 +60,7 @@ soup_library_kwargs = {
 soup_library_deps = [gst_dep, gstbase_dep, gsttag_dep, gmodule_dep, gio_dep, libdl_dep]
 soup_library_c_args = gst_plugins_good_args
 
-if host_system != 'linux'
+if false
   gstsouphttpsrc = library('gstsoup',
     c_args : soup_library_c_args + soup_link_args,
     dependencies : soup_library_deps + soup_link_deps,