feat: allow applets to be shared modules

2026-04-24 14:50:08 +02:00
parent 00c3e37ecf
commit 58d2e773fd
14 changed files with 405 additions and 10 deletions
@@ -0,0 +1,69 @@
+# Makefile for the Printers shared desktop applet
+# Copyright (c) 2026 Daniel Hammer
+
+MAKEFLAGS += -rR
+.SUFFIXES:
+
+TOOLCHAIN_PREFIX := $(shell cd ../../.. && pwd)/toolchain/local/bin/x86_64-elf-
+ifneq ($(wildcard $(TOOLCHAIN_PREFIX)gcc),)
+    CXX := $(TOOLCHAIN_PREFIX)g++
+    LD  := $(TOOLCHAIN_PREFIX)ld
+else
+    CXX := g++
+    LD  := ld
+endif
+
+OUTDIR := ../../bin/os
+OBJDIR := obj
+TARGET := $(OUTDIR)/libprintersapplet.lib
+
+CXXFLAGS := \
+    -std=gnu++20 \
+    -g -O2 -pipe \
+    -Wall \
+    -Wextra \
+    -nostdinc \
+    -ffreestanding \
+    -fno-stack-protector \
+    -fno-stack-check \
+    -fPIC \
+    -fno-rtti \
+    -fno-exceptions \
+    -ffunction-sections \
+    -fdata-sections \
+    -m64 \
+    -march=x86-64 \
+    -mno-red-zone \
+    -mcmodel=small \
+    -MMD -MP \
+    -I ../../include \
+    -isystem ../../include/libc \
+    -isystem ../../../kernel/freestnd-c-hdrs/x86_64/include \
+    -isystem ../../../kernel/freestnd-cxx-hdrs/x86_64/include
+
+LDFLAGS := \
+    -shared \
+    --build-id=none \
+    --hash-style=sysv \
+    -m elf_x86_64 \
+    -z max-page-size=0x1000
+
+SRCS := src/libprintersapplet.cpp
+OBJS := $(addprefix $(OBJDIR)/,$(SRCS:.cpp=.o))
+
+.PHONY: all clean
+
+all: $(TARGET)
+
+$(TARGET): $(OBJS) Makefile
+	mkdir -p $(OUTDIR)
+	$(LD) $(LDFLAGS) $(OBJS) -o $@
+
+$(OBJDIR)/%.o: %.cpp Makefile
+	mkdir -p $(dir $@)
+	$(CXX) $(CXXFLAGS) -c $< -o $@
+
+-include $(OBJS:.o=.d)
+
+clean:
+	rm -rf $(OBJDIR) $(TARGET)
@@ -0,0 +1,6 @@
+obj/src/libprintersapplet.o: src/libprintersapplet.cpp \
+ ../../include/gui/desktop_applet.hpp ../../include/montauk/syscall.h \
+ ../../include/Api/Syscall.hpp
+../../include/gui/desktop_applet.hpp:
+../../include/montauk/syscall.h:
+../../include/Api/Syscall.hpp:
@@ -0,0 +1,28 @@
+/*
+    * libprintersapplet.cpp
+    * Shared desktop applet that launches the Printers configuration tool
+    * Copyright (c) 2026 Daniel Hammer
+*/
+
+#include <gui/desktop_applet.hpp>
+#include <montauk/syscall.h>
+
+using gui::desktop_applet::Descriptor;
+using gui::desktop_applet::Host;
+
+static constexpr Descriptor kAppletDescriptor = {
+    gui::desktop_applet::ABI_VERSION,
+    gui::desktop_applet::CAP_SYSTEM_CONFIGURATION,
+    "printers",
+    "Printers",
+    "0:/icons/printer.svg",
+};
+
+extern "C" const Descriptor* desktop_applet_query_v1() {
+    return &kAppletDescriptor;
+}
+
+extern "C" bool desktop_applet_open_v1(const Host* host) {
+    (void)host;
+    return montauk::spawn("0:/apps/printers/printers.elf") >= 0;
+}