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Loader: Stabilize loader & Use shared libraries everywhere :^)

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The dynamic loader is now stable enough to be used everywhere in the
system - so this commit does just that.
No More .a Files, Long Live .so's!
This commit is contained in:
Itamar 2020-10-17 14:39:36 +03:00 • committed by Andreas Kling
parent c917fcbac4
commit efe4da57df
28 changed files with 401 additions and 173 deletions
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2
Demos/CMakeLists.txt
View file

@ -1,6 +1,6 @@
add_subdirectory(Cube)
add_subdirectory(DynamicObject)
add_subdirectory(DynamicLink)
#add_subdirectory(DynamicLink)
add_subdirectory(Eyes)
add_subdirectory(Fire)
add_subdirectory(HelloWorld)

4
Demos/DynamicObject/CMakeLists.txt
View file

@ -3,9 +3,9 @@ set(SOURCES
../../Libraries/LibC/crt0_shared.cpp
)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS_WITHOUT_STATIC} -nostartfiles -pie -fpic")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -nostartfiles -lgcc_s -pie -fpic ")
serenity_bin(DynamicObjectDemo)
target_link_libraries(DynamicObjectDemo SampleLib LibCShared)
target_link_libraries(DynamicObjectDemo SampleLib LibC LibCore LibGUI)
add_subdirectory(SampleLib)

4
Demos/DynamicObject/SampleLib/CMakeLists.txt
View file

@ -3,9 +3,9 @@ set(SOURCES
lib.cpp
)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS_WIHTOUT_STATIC} -nostdlib -fpic")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -nostdlib -fpic")
add_library(SampleLib SHARED ${SOURCES})
target_link_libraries(SampleLib LibCShared)
target_link_libraries(SampleLib LibC)
#target_link_libraries(SampleLib)
install(TARGETS SampleLib DESTINATION usr/lib)

25
Demos/DynamicObject/SampleLib/lib.cpp
View file

@ -1,3 +1,28 @@
/*
* Copyright (c) 2020, the SerenityOS developers.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "../lib.h"

27
Demos/DynamicObject/lib.h
View file

@ -1,3 +1,30 @@
/*
* Copyright (c) 2020, the SerenityOS developers.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
int func();

63
Demos/DynamicObject/main.cpp
View file

@ -1,4 +1,37 @@
/*
* Copyright (c) 2020, the SerenityOS developers.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "lib.h"
#include <LibCore/Command.h>
#include <LibGUI/Application.h>
#include <LibGUI/BoxLayout.h>
#include <LibGUI/Button.h>
#include <LibGUI/Label.h>
#include <LibGUI/Widget.h>
#include <LibGUI/Window.h>
#include <fcntl.h>
#include <stdio.h>
#include <sys/internals.h>
@ -19,6 +52,34 @@ int main(int argc, char** argv, char** env)
int _errno = errno;
perror("open failed");
printf("rc: %d, errno: %d\n", rc, _errno);
return func() + g_tls1 + g_tls2;
}
printf("ls: %s\n", Core::command("ls", {}).characters());
auto app = GUI::Application::construct(argc, argv);
auto window = GUI::Window::construct();
window->resize(240, 160);
window->set_title("Hello World!");
window->set_icon(Gfx::Bitmap::load_from_file("/res/icons/16x16/app-hello-world.png"));
auto& main_widget = window->set_main_widget<GUI::Widget>();
main_widget.set_fill_with_background_color(true);
main_widget.set_background_color(Color::White);
auto& layout = main_widget.set_layout<GUI::VerticalBoxLayout>();
layout.set_margins({ 4, 4, 4, 4 });
auto& label = main_widget.add<GUI::Label>();
label.set_text("Hello\nWorld!");
auto& button = main_widget.add<GUI::Button>();
button.set_text("Good-bye");
button.set_size_policy(GUI::SizePolicy::Fill, GUI::SizePolicy::Fixed);
button.set_preferred_size(0, 20);
button.on_click = [&](auto) {
app->quit();
};
window->show();
return app->exec();
// return func() + g_tls1 + g_tls2;
}