5 files changed, 24 insertions, 7 deletions

diff --git a/core/core_bind.cpp b/core/core_bind.cpp
index 6927db002b..8c85030783 100644
--- a/core/core_bind.cpp
+++ b/core/core_bind.cpp
@@ -283,8 +283,8 @@ String OS::read_string_from_stdin() {
 
 int OS::execute(const String &p_path, const Vector<String> &p_arguments, Array r_output, bool p_read_stderr, bool p_open_console) {
 	List<String> args;
-	for (int i = 0; i < p_arguments.size(); i++) {
-		args.push_back(p_arguments[i]);
+	for (const String &arg : p_arguments) {
+		args.push_back(arg);
 	}
 	String pipe;
 	int exitcode = 0;
@@ -296,10 +296,18 @@ int OS::execute(const String &p_path, const Vector<String> &p_arguments, Array r
 	return exitcode;
 }
 
+Dictionary OS::execute_with_pipe(const String &p_path, const Vector<String> &p_arguments) {
+	List<String> args;
+	for (const String &arg : p_arguments) {
+		args.push_back(arg);
+	}
+	return ::OS::get_singleton()->execute_with_pipe(p_path, args);
+}
+
 int OS::create_instance(const Vector<String> &p_arguments) {
 	List<String> args;
-	for (int i = 0; i < p_arguments.size(); i++) {
-		args.push_back(p_arguments[i]);
+	for (const String &arg : p_arguments) {
+		args.push_back(arg);
 	}
 	::OS::ProcessID pid = 0;
 	Error err = ::OS::get_singleton()->create_instance(args, &pid);
@@ -311,8 +319,8 @@ int OS::create_instance(const Vector<String> &p_arguments) {
 
 int OS::create_process(const String &p_path, const Vector<String> &p_arguments, bool p_open_console) {
 	List<String> args;
-	for (int i = 0; i < p_arguments.size(); i++) {
-		args.push_back(p_arguments[i]);
+	for (const String &arg : p_arguments) {
+		args.push_back(arg);
 	}
 	::OS::ProcessID pid = 0;
 	Error err = ::OS::get_singleton()->create_process(p_path, args, &pid, p_open_console);
@@ -587,6 +595,7 @@ void OS::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("get_executable_path"), &OS::get_executable_path);
 	ClassDB::bind_method(D_METHOD("read_string_from_stdin"), &OS::read_string_from_stdin);
 	ClassDB::bind_method(D_METHOD("execute", "path", "arguments", "output", "read_stderr", "open_console"), &OS::execute, DEFVAL(Array()), DEFVAL(false), DEFVAL(false));
+	ClassDB::bind_method(D_METHOD("execute_with_pipe", "path", "arguments"), &OS::execute_with_pipe);
 	ClassDB::bind_method(D_METHOD("create_process", "path", "arguments", "open_console"), &OS::create_process, DEFVAL(false));
 	ClassDB::bind_method(D_METHOD("create_instance", "arguments"), &OS::create_instance);
 	ClassDB::bind_method(D_METHOD("kill", "pid"), &OS::kill);
diff --git a/core/core_bind.h b/core/core_bind.h
index 305f616cef..d46321cf5c 100644
--- a/core/core_bind.h
+++ b/core/core_bind.h
@@ -156,6 +156,7 @@ public:
 	String get_executable_path() const;
 	String read_string_from_stdin();
 	int execute(const String &p_path, const Vector<String> &p_arguments, Array r_output = Array(), bool p_read_stderr = false, bool p_open_console = false);
+	Dictionary execute_with_pipe(const String &p_path, const Vector<String> &p_arguments);
 	int create_process(const String &p_path, const Vector<String> &p_arguments, bool p_open_console = false);
 	int create_instance(const Vector<String> &p_arguments);
 	Error kill(int p_pid);
diff --git a/core/io/file_access.cpp b/core/io/file_access.cpp
index 55286277fa..d2a5103953 100644
--- a/core/io/file_access.cpp
+++ b/core/io/file_access.cpp
@@ -47,6 +47,7 @@ thread_local Error FileAccess::last_file_open_error = OK;
 
 Ref<FileAccess> FileAccess::create(AccessType p_access) {
 	ERR_FAIL_INDEX_V(p_access, ACCESS_MAX, nullptr);
+	ERR_FAIL_NULL_V(create_func[p_access], nullptr);
 
 	Ref<FileAccess> ret = create_func[p_access]();
 	ret->_set_access_type(p_access);
@@ -75,7 +76,8 @@ Ref<FileAccess> FileAccess::create_for_path(const String &p_path) {
 		ret = create(ACCESS_RESOURCES);
 	} else if (p_path.begins_with("user://")) {
 		ret = create(ACCESS_USERDATA);
-
+	} else if (p_path.begins_with("pipe://")) {
+		ret = create(ACCESS_PIPE);
 	} else {
 		ret = create(ACCESS_FILESYSTEM);
 	}
@@ -209,6 +211,9 @@ String FileAccess::fix_path(const String &p_path) const {
 			}
 
 		} break;
+		case ACCESS_PIPE: {
+			return r_path;
+		} break;
 		case ACCESS_FILESYSTEM: {
 			return r_path;
 		} break;
diff --git a/core/io/file_access.h b/core/io/file_access.h
index 122ae3b190..0b631f68b1 100644
--- a/core/io/file_access.h
+++ b/core/io/file_access.h
@@ -50,6 +50,7 @@ public:
 		ACCESS_RESOURCES,
 		ACCESS_USERDATA,
 		ACCESS_FILESYSTEM,
+		ACCESS_PIPE,
 		ACCESS_MAX
 	};
 
diff --git a/core/os/os.h b/core/os/os.h
index 4f0df1543f..370e724c53 100644
--- a/core/os/os.h
+++ b/core/os/os.h
@@ -170,6 +170,7 @@ public:
 	virtual Vector<String> get_system_font_path_for_text(const String &p_font_name, const String &p_text, const String &p_locale = String(), const String &p_script = String(), int p_weight = 400, int p_stretch = 100, bool p_italic = false) const { return Vector<String>(); };
 	virtual String get_executable_path() const;
 	virtual Error execute(const String &p_path, const List<String> &p_arguments, String *r_pipe = nullptr, int *r_exitcode = nullptr, bool read_stderr = false, Mutex *p_pipe_mutex = nullptr, bool p_open_console = false) = 0;
+	virtual Dictionary execute_with_pipe(const String &p_path, const List<String> &p_arguments) { return Dictionary(); }
 	virtual Error create_process(const String &p_path, const List<String> &p_arguments, ProcessID *r_child_id = nullptr, bool p_open_console = false) = 0;
 	virtual Error create_instance(const List<String> &p_arguments, ProcessID *r_child_id = nullptr) { return create_process(get_executable_path(), p_arguments, r_child_id); };
 	virtual Error kill(const ProcessID &p_pid) = 0;