Add protocol launch support and PS Vita packaging

Generated by Moon Code.
Co-Authored-By: Moon Code <moon-code@users.noreply.github.com>

Info.plist

@@ -6,20 +6,35 @@
 	<string>en</string>
 	<key>CFBundleExecutable</key>
 	<string>armsx</string>
+	<key>CFBundleIconFile</key>
+	<string>armsx.icns</string>
 	<key>CFBundleIdentifier</key>
 	<string>armsx.app.0</string>
 	<key>CFBundleInfoDictionaryVersion</key>
 	<string>6.0</string>
 	<key>CFBundleName</key>
-	<string>armsx</string>
+	<string>ARMSX</string>
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
 	<string>0.10.4-alpha</string>
 	<key>CFBundleVersion</key>
 	<string>0.10.4-alpha</string>
+	<key>CFBundleURLTypes</key>
+	<array>
+		<dict>
+			<key>CFBundleTypeRole</key>
+			<string>Viewer</string>
+			<key>CFBundleURLName</key>
+			<string>cloud.nanodata.armsx</string>
+			<key>CFBundleURLSchemes</key>
+			<array>
+				<string>armsx</string>
+			</array>
+		</dict>
+	</array>
 	<key>LSMinimumSystemVersion</key>
-	<string>10.9</string>
+	<string>10.15</string>
 	<key>NSHighResolutionCapable</key>
 	<true/>
 </dict>

Makefile

@@ -33,6 +33,8 @@ IOS_DEPLOYMENT_TARGET ?= 14.0
 MACOS_DEPLOYMENT_TARGET ?= 10.15
 WINDOWS_TARGET ?= 0
 UWP_TARGET ?= 0
+PSVITA_TARGET ?= 0
+VITASDK ?=
 IOS_SDL_FRAMEWORK ?= $(CURDIR)/ios/Frameworks/SDL2.xcframework/ios-arm64/SDL2.framework
 IOS_SDL_FRAMEWORK_PARENT := $(dir $(IOS_SDL_FRAMEWORK))
 SDKROOT ?=
@@ -41,6 +43,19 @@ FSUI_DIR := third_party/fsui-lib
 FSUI_BUILD_DIR ?= build/fsui/native
 WASM_HTML_POSTPROCESS := $(FSUI_DIR)/cmake/postprocess_web_html.cmake
 
+ifeq ($(PSVITA_TARGET),1)
+	ifeq ($(strip $(VITASDK)),)
+$(error VITASDK must be set when PSVITA_TARGET=1)
+	endif
+	SDL_CONFIG := $(VITASDK)/bin/arm-vita-eabi-pkg-config
+	CC := $(VITASDK)/bin/arm-vita-eabi-gcc
+	CXX := $(VITASDK)/bin/arm-vita-eabi-g++
+	AR ?= $(VITASDK)/bin/arm-vita-eabi-ar
+	RANLIB ?= $(VITASDK)/bin/arm-vita-eabi-ranlib
+	PLATFORM := Vita
+	SDL_STATIC := 1
+endif
+
 ifeq ($(IOS_TARGET),1)
 	SDKROOT ?= $(shell xcrun --sdk $(IOS_SDK) --show-sdk-path)
 	CC ?= $(shell xcrun --sdk $(IOS_SDK) --find clang)
@@ -78,11 +93,21 @@ ifeq ($(CONTROLLER_GENERIC),1)
 endif
 
 ifeq ($(UWP_TARGET),1)
-	BASE_CFLAGS += -DUWP_TARGET
-	BASE_CXXFLAGS += -DUWP_TARGET
+		BASE_CFLAGS += -DUWP_TARGET
+		BASE_CXXFLAGS += -DUWP_TARGET
+endif
+
+ifeq ($(PSVITA_TARGET),1)
+	BASE_CFLAGS += -DPSVITA_TARGET -D__DLL_BUILD
+	BASE_CXXFLAGS += -DPSVITA_TARGET -D__DLL_BUILD
 endif
 
 ifeq ($(WASM_TARGET),wasm)
+		BASE_CFLAGS := $(filter-out -flto,$(BASE_CFLAGS))
+		BASE_CXXFLAGS := $(filter-out -flto,$(BASE_CXXFLAGS))
+endif
+
+ifeq ($(PSVITA_TARGET),1)
 	BASE_CFLAGS := $(filter-out -flto,$(BASE_CFLAGS))
 	BASE_CXXFLAGS := $(filter-out -flto,$(BASE_CXXFLAGS))
 endif
@@ -94,6 +119,8 @@ endif
 
 ifeq ($(WASM_TARGET),wasm)
 OS_INFO := Emscripten
+else ifeq ($(PSVITA_TARGET),1)
+OS_INFO := PS Vita
 else ifneq ($(IOS_TARGET),1)
 OS_INFO := $(shell uname -rmo)
 else
@@ -131,6 +158,8 @@ COMMIT_HASH := $(shell git rev-parse --short HEAD)
 BIN_DIR := bin
 ifeq ($(WASM_TARGET),wasm)
 BIN_DIR := bin/wasm
+else ifeq ($(PSVITA_TARGET),1)
+BIN_DIR := bin/psvita
 endif
 OBJ_DIR := $(BIN_DIR)/obj
 
@@ -141,8 +170,10 @@ else ifeq ($(WINDOWS_TARGET),1)
 BIN      := $(BIN_DIR)/armsx.exe
 endif
 SHARED_BIN := $(BIN_DIR)/libarmsx$(SHARED_EXT)
-RUNTIME_ICON_SRC := icons/AppIconLarge.png
-RUNTIME_ICON_DEST := $(BIN_DIR)/icons/AppIconLarge.png
+VITA_NATIVE_LIB := $(BIN_DIR)/libarmsx_vita.a
+RUNTIME_ICON_SRC := icons/FsuiAppIcon.png
+RUNTIME_ICON_DEST := $(BIN_DIR)/icons/FsuiAppIcon.png
+WINDRES ?= windres
 
 C_SOURCES := $(wildcard psx/*.c) \
              $(wildcard psx/dev/*.c) \
@@ -163,15 +194,22 @@ FSUI_LIBS := \
 	$(FSUI_BUILD_DIR)/libfsui-platform-sdl2.a \
 	$(FSUI_BUILD_DIR)/libfsui-renderer-sdl2.a \
 	$(FSUI_BUILD_DIR)/libfsui-renderer-sdl2surface.a \
-	$(FSUI_BUILD_DIR)/libfsui-renderer-opengl.a \
 	$(FSUI_BUILD_DIR)/libfsui-core.a \
 	$(FSUI_BUILD_DIR)/libfsui_imgui.a \
 	$(FSUI_BUILD_DIR)/libfsui_resources.a
 
+ifeq ($(PSVITA_TARGET),1)
+FSUI_LIBS += \
+	$(FSUI_BUILD_DIR)/libfsui-renderer-opengl.a \
+	$(FSUI_BUILD_DIR)/libfsui_glad.a
+else
+
 ifneq ($(WASM_TARGET),wasm)
 FSUI_LIBS += \
+	$(FSUI_BUILD_DIR)/libfsui-renderer-opengl.a \
 	$(FSUI_BUILD_DIR)/libfsui_glad.a
 endif
+endif
 
 PLATFORM_EXTRA_LDFLAGS :=
 PLATFORM_EXTRA_LIBS :=
@@ -196,7 +234,12 @@ endif
 C_OBJS := $(patsubst %.c,$(OBJ_DIR)/%.o,$(C_SOURCES))
 C_OBJS_SHARED := $(patsubst %.c,$(OBJ_DIR)/%.o,$(C_SOURCES_SHARED))
 CPP_OBJS := $(patsubst %.cpp,$(OBJ_DIR)/%.o,$(CPP_SOURCES))
-ALL_OBJS := $(C_OBJS) $(CPP_OBJS)
+RC_SOURCES :=
+ifeq ($(WINDOWS_TARGET),1)
+RC_SOURCES += resources/windows/armsx.rc
+endif
+RC_OBJS := $(patsubst %.rc,$(OBJ_DIR)/%.o,$(RC_SOURCES))
+ALL_OBJS := $(C_OBJS) $(CPP_OBJS) $(RC_OBJS)
 ALL_OBJS_SHARED := $(C_OBJS_SHARED) $(CPP_OBJS)
 
 # Force dynamic SDL when building the shared library
@@ -214,7 +257,7 @@ endif
 SDL_LIBS := $(if $(filter 1,$(SDL_STATIC)),$(SDL_LIBS_STATIC),$(SDL_LIBS_DYNAMIC))
 SDL_LIBS_SHARED := $(SDL_LIBS_DYNAMIC)
 
-.PHONY: all clean shared wasm
+.PHONY: all clean shared wasm psvita-lib
 
 all: $(BIN)
 
@@ -222,6 +265,8 @@ shared: $(SHARED_BIN)
 
 wasm: $(BIN)
 
+psvita-lib: $(VITA_NATIVE_LIB)
+
 $(BIN_DIR):
 	mkdir -p $(BIN_DIR)
 
@@ -242,6 +287,10 @@ $(OBJ_DIR)/%.o: %.cpp | $(OBJ_DIR)
 		-DREP_VERSION="$(VERSION_TAG)" \
 		-DREP_COMMIT_HASH="$(COMMIT_HASH)"
 
+$(OBJ_DIR)/%.o: %.rc | $(OBJ_DIR)
+	mkdir -p $(dir $@)
+	$(WINDRES) -I. $< $@
+
 $(RUNTIME_ICON_DEST): $(RUNTIME_ICON_SRC) | $(BIN_DIR)
 	mkdir -p $(dir $@)
 	cp $< $@
@@ -252,6 +301,10 @@ ifeq ($(WASM_TARGET),wasm)
 	cmake -DINPUT_FILE="$(BIN)" -P "$(WASM_HTML_POSTPROCESS)"
 endif
 
+$(VITA_NATIVE_LIB): $(ALL_OBJS) $(RUNTIME_ICON_DEST) | $(BIN_DIR)
+	$(AR) rcs $@ $(ALL_OBJS)
+	$(RANLIB) $@
+
 $(SHARED_BIN): $(ALL_OBJS_SHARED) | $(BIN_DIR)
 	$(CXX) $(SHARED_LDFLAGS) $(ALL_OBJS_SHARED) $(FSUI_LIBS) -o $(SHARED_BIN) $(SDL_LIBS_SHARED) $(PLATFORM_EXTRA_LDFLAGS) $(PLATFORM_EXTRA_LIBS)
 

build.sh

@@ -9,6 +9,7 @@ set -e
 #   ./build.sh macosapp    -> build desktop exe and bundle armsx.app
 #   ./build.sh wasm        -> build WebAssembly target to bin/wasm using emscripten
 #   ./build.sh android     -> build SDL2/libarmsx for Android and stage under android/app/src/main/jniLibs
+#   ./build.sh psvita      -> build Vita native archive + Rust SDL host and package ARMSX.vpk
 
 MODE="$1"
 BUILD_JOBS="${BUILD_JOBS:-4}"
@@ -42,15 +43,33 @@ build_fsui_wasm() {
     cmake --build build/fsui/wasm -j"${BUILD_JOBS}"
 }
 
+build_fsui_psvita() {
+    if [ -z "${VITASDK:-}" ]; then
+        echo "VITASDK must be set for PSVita builds."
+        exit 1
+    fi
+
+    cmake -S cmake/psvita-fsui -B build/fsui/psvita \
+        -DCMAKE_TOOLCHAIN_FILE="${VITASDK}/share/vita.toolchain.cmake" \
+        -DCMAKE_BUILD_TYPE=Release \
+        -DVITASDK="${VITASDK}" \
+        -DFSUI_BUILD_SAMPLES=OFF \
+        -DFSUI_ENABLE_INSTALL=OFF \
+        -DFSUI_PLATFORM_BACKEND=SDL2 \
+        -DFSUI_IMGUI_OPENGL_ES3=ON
+    cmake --build build/fsui/psvita -j"${BUILD_JOBS}"
+}
+
 bundle_macos_app() {
-	    rm -rf armsx.app/Contents/Libraries
-	    mkdir -p armsx.app/Contents/MacOS
-	    mkdir -p armsx.app/Contents/Resources/icons
-	    cp bin/armsx armsx.app/Contents/MacOS
-	    cp -R icons/. armsx.app/Contents/Resources/icons/
-	    chmod 777 armsx.app/Contents/MacOS/armsx
-	    dylibbundler -b -x ./armsx.app/Contents/MacOS/armsx -d ./armsx.app/Contents/Libraries/ -p @executable_path/../Libraries/ -cd
-	    cp Info.plist armsx.app/Contents/Info.plist
+		    rm -rf armsx.app/Contents/Libraries
+		    mkdir -p armsx.app/Contents/MacOS
+		    mkdir -p armsx.app/Contents/Resources/icons
+		    cp bin/armsx armsx.app/Contents/MacOS
+		    cp icons/ArmsxDesktop.icns armsx.app/Contents/Resources/armsx.icns
+		    cp -R icons/. armsx.app/Contents/Resources/icons/
+		    chmod 777 armsx.app/Contents/MacOS/armsx
+		    dylibbundler -b -x ./armsx.app/Contents/MacOS/armsx -d ./armsx.app/Contents/Libraries/ -p @executable_path/../Libraries/ -cd
+		    cp Info.plist armsx.app/Contents/Info.plist
 }
 
 stage_android_runtime_icons() {
@@ -250,6 +269,64 @@ elif [ "$MODE" = "android" ]; then
     cp "${SDL_SHARED_LIB}" "${JNI_LIB_DIR}/"
     cp bin/libarmsx.so "${JNI_LIB_DIR}/"
 
+elif [ "$MODE" = "psvita" ]; then
+    if [ -z "${VITASDK:-}" ]; then
+        echo "VITASDK must be set for PSVita builds."
+        exit 1
+    fi
+
+    if ! command -v cargo >/dev/null 2>&1; then
+        echo "cargo is required for the PSVita Rust host build."
+        exit 1
+    fi
+
+    export PATH="${VITASDK}/bin:${PATH}"
+    build_fsui_psvita
+
+    make clean
+    VITASDK="${VITASDK}" PSVITA_TARGET=1 FSUI_BUILD_DIR="$(pwd)/build/fsui/psvita" make psvita-lib
+
+    export PKG_CONFIG_ALLOW_CROSS=1
+    export PKG_CONFIG="${VITASDK}/bin/arm-vita-eabi-pkg-config"
+    export CARGO_TARGET_ARMV7_SONY_VITA_NEWLIBEABIHF_LINKER=arm-vita-eabi-g++
+    export ARMSX_VITA_NATIVE_DIR="$(pwd)/bin/psvita"
+    export ARMSX_VITA_FSUI_DIR="$(pwd)/build/fsui/psvita"
+
+    cargo build \
+        --manifest-path psvita/Cargo.toml \
+        --release \
+        --target armv7-sony-vita-newlibeabihf \
+        -Z build-std=std,panic_abort
+
+    VITA_PACKAGE_DIR="$(pwd)/build/psvita/package"
+    VITA_TARGET_DIR="$(pwd)/psvita/target/armv7-sony-vita-newlibeabihf/release"
+    VITA_ELF="${VITA_TARGET_DIR}/ARMSX_vita"
+    VITA_VELF="${VITA_PACKAGE_DIR}/eboot.velf"
+    VITA_EBOOT="${VITA_PACKAGE_DIR}/eboot.bin"
+    VITA_PARAM="${VITA_PACKAGE_DIR}/param.sfo"
+    VITA_VPK="${VITA_PACKAGE_DIR}/ARMSX.vpk"
+
+    if [ ! -f "${VITA_ELF}" ]; then
+        echo "Expected Vita host ELF not found at ${VITA_ELF}"
+        exit 1
+    fi
+
+    rm -rf "${VITA_PACKAGE_DIR}"
+    mkdir -p "${VITA_PACKAGE_DIR}/sce_sys"
+    cp icons/FsuiAppIcon.png "${VITA_PACKAGE_DIR}/sce_sys/icon0.png"
+
+    vita-mksfoex -s TITLE_ID=ARMSX001 "ARMSX PSVita" "${VITA_PARAM}"
+    vita-elf-create -s "${VITA_ELF}" "${VITA_VELF}"
+    vita-make-fself -s "${VITA_VELF}" "${VITA_EBOOT}"
+    vita-pack-vpk "${VITA_VPK}" \
+        -s "${VITA_PARAM}" \
+        -b "${VITA_EBOOT}" \
+        -a "$(pwd)/icons=icons" \
+        -a "${VITA_PACKAGE_DIR}/sce_sys=sce_sys"
+
+    cp "${VITA_VPK}" bin/psvita/
+    echo "Packaged Vita build at bin/psvita/ARMSX.vpk"
+
 elif [ "$MODE" = "wasm" ]; then
     build_fsui_wasm
     make clean

cmake/psvita-fsui/CMakeLists.txt

@@ -0,0 +1,47 @@
+cmake_minimum_required(VERSION 3.16)
+
+project(armsx_psvita_fsui LANGUAGES C CXX)
+
+if(NOT DEFINED VITASDK)
+    if(DEFINED ENV{VITASDK})
+        set(VITASDK "$ENV{VITASDK}")
+    else()
+        message(FATAL_ERROR "VITASDK must be set for PSVita FSUI builds.")
+    endif()
+endif()
+
+include_directories(BEFORE "${CMAKE_CURRENT_LIST_DIR}/include")
+
+add_library(SDL2::SDL2 INTERFACE IMPORTED GLOBAL)
+target_include_directories(SDL2::SDL2 INTERFACE
+    "${VITASDK}/arm-vita-eabi/include"
+    "${VITASDK}/arm-vita-eabi/include/SDL2"
+)
+target_link_directories(SDL2::SDL2 INTERFACE "${VITASDK}/arm-vita-eabi/lib")
+target_link_libraries(SDL2::SDL2 INTERFACE
+    SDL2
+    SceGxm_stub
+    SceDisplay_stub
+    SceCtrl_stub
+    SceAppMgr_stub
+    SceAppUtil_stub
+    SceAudio_stub
+    SceAudioIn_stub
+    SceSysmodule_stub
+    SceIofilemgr_stub
+    SceCommonDialog_stub
+    SceTouch_stub
+    SceHid_stub
+    SceMotion_stub
+    ScePower_stub
+    SceProcessmgr_stub
+    m
+)
+
+set(FSUI_BUILD_SAMPLES OFF CACHE BOOL "Build the fsui sample applications" FORCE)
+set(FSUI_ENABLE_INSTALL OFF CACHE BOOL "Enable install/export rules for the fsui package" FORCE)
+set(FSUI_PLATFORM_BACKEND SDL2 CACHE STRING "Platform backend to build" FORCE)
+set(FSUI_IMGUI_OPENGL_ES3 ON CACHE BOOL "Build the fsui OpenGL backend in OpenGL ES 3 mode" FORCE)
+set(FSUI_USE_SYSTEM_SDL2 OFF CACHE BOOL "Prefer a system SDL2 package when an SDL target is not already available" FORCE)
+
+add_subdirectory("${CMAKE_CURRENT_LIST_DIR}/../../third_party/fsui-lib" "${CMAKE_BINARY_DIR}/fsui-lib")

cmake/psvita-fsui/include/glad/gl.h

@@ -0,0 +1,3 @@
+#pragma once
+
+#include <glad/gles2.h>

psvita/Cargo.toml

@@ -3,10 +3,9 @@ name = "ARMSX_vita"
 version = "0.1.0"
 edition = "2024"
 
-[dependencies]
-sdl2 = "0.34"
-
 [package.metadata.vita]
 title_id = "ARMSX001"
 title_name = "ARMSX PSVita"
 
+[profile.release]
+panic = "abort"

psvita/build.rs

@@ -1,19 +1,83 @@
+use std::env;
+use std::path::{Path, PathBuf};
+use std::process::Command;
+
 fn main() {
-    let target = std::env::var("TARGET").unwrap();
-    if target.contains("vita") {
-        let vitasdk = std::env::var("VITASDK").expect("VITASDK environment variable must be set");
-        println!("cargo:rustc-link-search=native={}/arm-vita-eabi/lib", vitasdk);
-        println!("cargo:rustc-link-lib=SDL2");
-        println!("cargo:rustc-link-lib=SceGxm_stub");
-        println!("cargo:rustc-link-lib=SceDisplay_stub");
-        println!("cargo:rustc-link-lib=SceAudio_stub");
-        println!("cargo:rustc-link-lib=SceAudioIn_stub");
-        println!("cargo:rustc-link-lib=SceCtrl_stub");
-        println!("cargo:rustc-link-lib=SceHid_stub");
-        println!("cargo:rustc-link-lib=SceMotion_stub");
-        println!("cargo:rustc-link-lib=SceIme_stub");
-        println!("cargo:rustc-link-lib=SceCommonDialog_stub");
-        println!("cargo:rustc-link-lib=SceTouch_stub");
-        println!("cargo:rustc-link-lib=SceLibKernel_stub");
+    println!("cargo:rerun-if-env-changed=VITASDK");
+    println!("cargo:rerun-if-env-changed=ARMSX_VITA_NATIVE_DIR");
+    println!("cargo:rerun-if-env-changed=ARMSX_VITA_FSUI_DIR");
+
+    let target = env::var("TARGET").unwrap_or_default();
+    if !target.contains("vita") {
+        return;
     }
-}
+
+    let vitasdk = env::var("VITASDK").expect("VITASDK environment variable must be set");
+    let manifest_dir = PathBuf::from(env::var("CARGO_MANIFEST_DIR").expect("CARGO_MANIFEST_DIR must be set"));
+    let repo_root = manifest_dir.parent().expect("psvita crate must live under the repo root");
+    let native_dir = env::var_os("ARMSX_VITA_NATIVE_DIR")
+        .map(PathBuf::from)
+        .unwrap_or_else(|| repo_root.join("bin/psvita"));
+    let fsui_dir = env::var_os("ARMSX_VITA_FSUI_DIR")
+        .map(PathBuf::from)
+        .unwrap_or_else(|| repo_root.join("build/fsui/psvita"));
+
+    let native_archive = require_file(native_dir.join("libarmsx_vita.a"));
+    let fsui_archives = [
+        "libfsui-donor.a",
+        "libfsui-backend-sdl.a",
+        "libfsui-platform-sdl2.a",
+        "libfsui-renderer-opengl.a",
+        "libfsui-renderer-sdl2.a",
+        "libfsui-renderer-sdl2surface.a",
+        "libfsui-core.a",
+        "libfsui_imgui.a",
+        "libfsui_resources.a",
+        "libfsui_glad.a",
+    ]
+    .into_iter()
+    .map(|name| require_file(fsui_dir.join(name)))
+    .collect::<Vec<_>>();
+
+    println!("cargo:rustc-link-search=native={}/arm-vita-eabi/lib", vitasdk);
+    println!("cargo:rustc-link-lib=stdc++");
+    println!("cargo:rustc-link-arg=-Wl,--start-group");
+    println!("cargo:rustc-link-arg={}", native_archive.display());
+    for archive in &fsui_archives {
+        println!("cargo:rustc-link-arg={}", archive.display());
+    }
+    println!("cargo:rustc-link-arg=-Wl,--end-group");
+
+    emit_sdl2_link_flags(&vitasdk);
+}
+
+fn require_file(path: PathBuf) -> PathBuf {
+    assert!(path.is_file(), "required Vita build artifact is missing: {}", path.display());
+    path
+}
+
+fn emit_sdl2_link_flags(vitasdk: &str) {
+    let pkg_config = Path::new(vitasdk).join("bin/arm-vita-eabi-pkg-config");
+    let output = Command::new(&pkg_config)
+        .args(["--libs", "sdl2"])
+        .output()
+        .expect("failed to execute arm-vita-eabi-pkg-config");
+
+    if !output.status.success() {
+        panic!(
+            "arm-vita-eabi-pkg-config --libs sdl2 failed: {}",
+            String::from_utf8_lossy(&output.stderr)
+        );
+    }
+
+    let libs = String::from_utf8(output.stdout).expect("pkg-config output must be UTF-8");
+    for token in libs.split_whitespace() {
+        if let Some(path) = token.strip_prefix("-L") {
+            println!("cargo:rustc-link-search=native={path}");
+        } else if let Some(lib) = token.strip_prefix("-l") {
+            println!("cargo:rustc-link-lib={lib}");
+        } else if token.starts_with("-Wl,") {
+            println!("cargo:rustc-link-arg={token}");
+        }
+    }
+}

psvita/src/main.rs

@@ -1,44 +1,104 @@
-extern crate sdl2;
-
-use std::ffi::CString;
+use std::env;
+use std::ffi::{CStr, CString};
 use std::os::raw::{c_char, c_int, c_void};
 
 unsafe extern "C" {
     fn external_main(argc: c_int, argv: *const *const c_char, external_window: *mut c_void, external_renderer: *mut c_void) -> c_int;
+    fn SDL_Init(flags: u32) -> c_int;
+    fn SDL_Quit();
+    fn SDL_CreateWindow(
+        title: *const c_char,
+        x: c_int,
+        y: c_int,
+        w: c_int,
+        h: c_int,
+        flags: u32,
+    ) -> *mut c_void;
+    fn SDL_CreateRenderer(window: *mut c_void, index: c_int, flags: u32) -> *mut c_void;
+    fn SDL_DestroyRenderer(renderer: *mut c_void);
+    fn SDL_DestroyWindow(window: *mut c_void);
+    fn SDL_GetError() -> *const c_char;
 }
 
 fn main() -> Result<(), String> {
-    let sdl_context = sdl2::init()?;
-    let video_subsystem = sdl_context.video()?;
+    const SDL_INIT_AUDIO: u32 = 0x0000_0010;
+    const SDL_INIT_VIDEO: u32 = 0x0000_0020;
+    const SDL_INIT_GAMECONTROLLER: u32 = 0x0000_2000;
+    const SDL_INIT_EVENTS: u32 = 0x0000_4000;
+    const SDL_WINDOWPOS_CENTERED: i32 = 0x2FFF_0000u32 as i32;
+    const SDL_RENDERER_ACCELERATED: u32 = 0x0000_0002;
+    const SDL_RENDERER_PRESENTVSYNC: u32 = 0x0000_0004;
 
+    let _ = env::set_current_dir("app0:/");
+    unsafe {
+        if SDL_Init(SDL_INIT_VIDEO | SDL_INIT_AUDIO | SDL_INIT_EVENTS | SDL_INIT_GAMECONTROLLER) != 0 {
+            return Err(sdl_error("SDL_Init"));
+        }
+    }
+
+    let title = CString::new("ARMSX PSVita Host").map_err(|err| err.to_string())?;
     let width = 960;
     let height = 544;
-    let window = video_subsystem
-        .window("ARMSX PSVita Host", width, height)
-        .position_centered()
-        .build()
-        .map_err(|e| e.to_string())?;
+    let raw_window = unsafe {
+        SDL_CreateWindow(
+            title.as_ptr(),
+            SDL_WINDOWPOS_CENTERED,
+            SDL_WINDOWPOS_CENTERED,
+            width,
+            height,
+            0,
+        )
+    };
+    if raw_window.is_null() {
+        unsafe { SDL_Quit() };
+        return Err(sdl_error("SDL_CreateWindow"));
+    }
 
-    let canvas = window
-        .into_canvas()
-        .present_vsync()
-        .accelerated()
-        .build()
-        .map_err(|e| e.to_string())?;
+    let raw_renderer =
+        unsafe { SDL_CreateRenderer(raw_window, -1, SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC) };
+    if raw_renderer.is_null() {
+        unsafe {
+            SDL_DestroyWindow(raw_window);
+            SDL_Quit();
+        }
+        return Err(sdl_error("SDL_CreateRenderer"));
+    }
 
-    let args = vec!["psvita", "", ""];
-    let cstrings: Vec<CString> = args.iter().map(|s| CString::new(*s).unwrap()).collect();
+    let mut args = env::args().collect::<Vec<_>>();
+    if args.is_empty() {
+        args.push(String::from("armsx"));
+    }
+    let cstrings: Vec<CString> = args
+        .iter()
+        .map(|s| CString::new(s.as_str()).map_err(|err| err.to_string()))
+        .collect::<Result<_, _>>()?;
     let mut ptrs: Vec<*const c_char> = cstrings.iter().map(|s| s.as_ptr()).collect();
     ptrs.push(std::ptr::null());
 
-    let raw_window = canvas.window().raw() as *mut c_void;
-    let raw_renderer = canvas.raw() as *mut c_void;
-
     let ret = unsafe { external_main((ptrs.len() - 1) as c_int, ptrs.as_ptr(), raw_window, raw_renderer) };
 
+    unsafe {
+        SDL_DestroyRenderer(raw_renderer);
+        SDL_DestroyWindow(raw_window);
+        SDL_Quit();
+    }
+
     if ret != 0 {
         return Err(format!("external_main returned non-zero: {}", ret));
     }
 
     Ok(())
-}
+}
+
+fn sdl_error(prefix: &str) -> String {
+    let message = unsafe {
+        let raw = SDL_GetError();
+        if raw.is_null() {
+            String::from("unknown SDL error")
+        } else {
+            CStr::from_ptr(raw).to_string_lossy().into_owned()
+        }
+    };
+
+    format!("{prefix} failed: {message}")
+}

resources/windows/armsx.rc

@@ -0,0 +1 @@
+APPICON ICON "icons/ArmsxDesktop.ico"