5 files changed, 38 insertions, 6 deletions
diff --git a/platform/android/os_android.cpp b/platform/android/os_android.cpp
index 23811f963a..67ce796279 100644
--- a/platform/android/os_android.cpp
+++ b/platform/android/os_android.cpp
@@ -48,6 +48,8 @@
 #include "file_access_jandroid.h"
 #endif
 
+#include <dlfcn.h>
+
 class AndroidLogger : public Logger {
 public:
 	virtual void logv(const char *p_format, va_list p_list, bool p_err) {
@@ -173,6 +175,15 @@ void OS_Android::alert(const String &p_alert, const String &p_title) {
 		alert_func(p_alert, p_title);
 }
 
+Error OS_Android::open_dynamic_library(const String p_path, void *&p_library_handle, bool p_also_set_library_path) {
+	p_library_handle = dlopen(p_path.utf8().get_data(), RTLD_NOW);
+	if (!p_library_handle) {
+		ERR_EXPLAIN("Can't open dynamic library: " + p_path + ". Error: " + dlerror());
+		ERR_FAIL_V(ERR_CANT_OPEN);
+	}
+	return OK;
+}
+
 void OS_Android::set_mouse_show(bool p_show) {
 
 	//android has no mouse...
diff --git a/platform/android/os_android.h b/platform/android/os_android.h
index 7ace7b5200..12181b3688 100644
--- a/platform/android/os_android.h
+++ b/platform/android/os_android.h
@@ -159,6 +159,8 @@ public:
 
 	virtual void alert(const String &p_alert, const String &p_title = "ALERT!");
 
+	virtual Error open_dynamic_library(const String p_path, void *&p_library_handle, bool p_also_set_library_path = false);
+
 	virtual void set_mouse_show(bool p_show);
 	virtual void set_mouse_grab(bool p_grab);
 	virtual bool is_mouse_grab_enabled() const;
diff --git a/platform/javascript/SCsub b/platform/javascript/SCsub
index 05992ebac8..66a8a8d93c 100644
--- a/platform/javascript/SCsub
+++ b/platform/javascript/SCsub
@@ -23,6 +23,7 @@ env.Append(LINKFLAGS=["-s", "EXPORTED_FUNCTIONS=\"['_main','_main_after_fs_sync'
 
 target_dir = env.Dir("#bin")
 build = env.add_program(['#bin/godot', target_dir.File('godot' + env['PROGSUFFIX'] + '.wasm')], javascript_objects, PROGSUFFIX=env['PROGSUFFIX'] + '.js');
+js, wasm = build
 
 js_libraries = []
 js_libraries.append(env.File('http_request.js'))
@@ -30,12 +31,10 @@ for lib in js_libraries:
     env.Append(LINKFLAGS=['--js-library', lib.path])
 env.Depends(build, js_libraries)
 
-prejs = env.File('pre.js')
-postjs = env.File('engine.js')
-env.Append(LINKFLAGS=['--pre-js', prejs.path])
-env.Append(LINKFLAGS=['--post-js', postjs.path])
-env.Depends(build, [prejs, postjs])
+wrapper_start = env.File('pre.js')
+wrapper_end = env.File('engine.js')
+js_final = env.Textfile('#bin/godot', [wrapper_start, js, wrapper_end], TEXTFILESUFFIX=env['PROGSUFFIX'] + '.wrapped.js')
 
 zip_dir = target_dir.Dir('.javascript_zip')
-zip_files = env.InstallAs([zip_dir.File('godot.js'), zip_dir.File('godot.wasm'), zip_dir.File('godot.html')], build + ['#misc/dist/html/default.html'])
+zip_files = env.InstallAs([zip_dir.File('godot.js'), zip_dir.File('godot.wasm'), zip_dir.File('godot.html')], [js_final, wasm, '#misc/dist/html/default.html'])
 Zip('#bin/godot', zip_files, ZIPSUFFIX=env['PROGSUFFIX'] + env['ZIPSUFFIX'], ZIPROOT=zip_dir, ZIPCOMSTR="Archving $SOURCES as $TARGET")
diff --git a/platform/server/detect.py b/platform/server/detect.py
index 72c9c770e3..bc90a38e24 100644
--- a/platform/server/detect.py
+++ b/platform/server/detect.py
@@ -86,6 +86,16 @@ def configure(env):
     if not env['builtin_libpng']:
         env.ParseConfig('pkg-config libpng --cflags --libs')
 
+    if not env['builtin_bullet']:
+        # We need at least version 2.87
+        import subprocess
+        bullet_version = subprocess.check_output(['pkg-config', 'bullet', '--modversion']).strip()
+        if bullet_version < "2.87":
+            # Abort as system bullet was requested but too old
+            print("Bullet: System version {0} does not match minimal requirements ({1}). Aborting.".format(bullet_version, "2.87"))
+            sys.exit(255)
+        env.ParseConfig('pkg-config bullet --cflags --libs')
+
     if not env['builtin_enet']:
         env.ParseConfig('pkg-config libenet --cflags --libs')
 
diff --git a/platform/x11/detect.py b/platform/x11/detect.py
index 478b42f9f7..1c6bada815 100644
--- a/platform/x11/detect.py
+++ b/platform/x11/detect.py
@@ -172,6 +172,16 @@ def configure(env):
     if not env['builtin_libpng']:
         env.ParseConfig('pkg-config libpng --cflags --libs')
 
+    if not env['builtin_bullet']:
+        # We need at least version 2.87
+        import subprocess
+        bullet_version = subprocess.check_output(['pkg-config', 'bullet', '--modversion']).strip()
+        if bullet_version < "2.87":
+            # Abort as system bullet was requested but too old
+            print("Bullet: System version {0} does not match minimal requirements ({1}). Aborting.".format(bullet_version, "2.87"))
+            sys.exit(255)
+        env.ParseConfig('pkg-config bullet --cflags --libs')
+
     if not env['builtin_enet']:
         env.ParseConfig('pkg-config libenet --cflags --libs')