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MontaukOS/programs/src/installer/actions.cpp
T

857 lines
27 KiB
C++

/*
* actions.cpp
* MontaukOS Installer — install operations
* Copyright (c) 2026 Daniel Hammer
*/
#include "installer.h"
// ============================================================================
// Partition type GUIDs
// ============================================================================
// EFI System Partition: C12A7328-F81F-11D2-BA4B-00A0C93EC93B
static montauk::abi::PartGuid esp_type_guid() {
montauk::abi::PartGuid g;
g.Data1 = 0xC12A7328;
g.Data2 = 0xF81F;
g.Data3 = 0x11D2;
g.Data4[0] = 0xBA; g.Data4[1] = 0x4B;
g.Data4[2] = 0x00; g.Data4[3] = 0xA0;
g.Data4[4] = 0xC9; g.Data4[5] = 0x3E;
g.Data4[6] = 0xC9; g.Data4[7] = 0x3B;
return g;
}
// Linux Filesystem: 0FC63DAF-8483-4772-8E79-3D69D8477DE4
static montauk::abi::PartGuid linux_fs_type_guid() {
montauk::abi::PartGuid g;
g.Data1 = 0x0FC63DAF;
g.Data2 = 0x8483;
g.Data3 = 0x4772;
g.Data4[0] = 0x8E; g.Data4[1] = 0x79;
g.Data4[2] = 0x3D; g.Data4[3] = 0x69;
g.Data4[4] = 0xD8; g.Data4[5] = 0x47;
g.Data4[6] = 0x7D; g.Data4[7] = 0xE4;
return g;
}
// ============================================================================
// Refresh disk list
// ============================================================================
void installer_refresh_parts() {
auto& st = g_state;
st.part_count = montauk::partlist(st.parts, MAX_PARTS);
if (st.part_count < 0) st.part_count = 0;
if (st.selected_part < 0 || st.selected_part >= st.part_count)
st.selected_part = st.part_count > 0 ? 0 : -1;
}
void installer_refresh_disks() {
auto& st = g_state;
st.disk_count = 0;
for (int port = 0; port < MAX_DISKS; port++) {
montauk::abi::DiskInfo info;
montauk::memset(&info, 0, sizeof(info));
int r = montauk::diskinfo(&info, port);
if (r == 0 && info.type != 0) {
st.disks[st.disk_count++] = info;
}
}
if (st.selected_disk < 0 || st.selected_disk >= st.disk_count)
st.selected_disk = st.disk_count > 0 ? 0 : -1;
}
// ============================================================================
// String helpers
// ============================================================================
static int slen(const char* s) {
int n = 0;
while (s[n]) n++;
return n;
}
static void path_join(char* out, int outsize, const char* dir, const char* name) {
int i = 0;
for (int j = 0; dir[j] && i < outsize - 2; j++) out[i++] = dir[j];
if (i > 0 && out[i - 1] != '/') out[i++] = '/';
for (int j = 0; name[j] && i < outsize - 1; j++) out[i++] = name[j];
out[i] = '\0';
}
static const char* rel_basename(const char* rel) {
const char* base = rel;
for (int i = 0; rel[i]; i++)
if (rel[i] == '/') base = rel + i + 1;
return base;
}
// ============================================================================
// Filesystem probes and heap-backed directory listing
// ============================================================================
bool installer_path_exists(const char* abs_path) {
int fd = montauk::open(abs_path);
if (fd >= 0) {
montauk::close(fd);
return true;
}
const char* names[4];
return montauk::readdir_at(abs_path, names, 4, 0) >= 0;
}
void installer_free_dir_list(DirList* list) {
if (!list) return;
for (int i = 0; i < list->count; i++)
montauk::mfree(list->entries[i].rel);
montauk::mfree(list->entries);
list->entries = nullptr;
list->count = 0;
}
// The kernel serves readdir strings from a small ring of scratch pages, so
// nested listings invalidate earlier results. Copy each batch to the heap
// and page with readdir_at so directories of any size enumerate fully.
bool installer_list_dir(const char* abs_dir, DirList* out) {
out->entries = nullptr;
out->count = 0;
static constexpr int BATCH = 128;
const char* batch[BATCH];
int scanned = 0;
int capacity = 0;
// The filesystem API returns direct-child names. Keep this installer's
// historical root-relative representation because component filtering
// and recursive source paths operate on paths such as "sdk/tcc".
const char* dir_rel = abs_dir;
for (int i = 0; dir_rel[i]; i++) {
if (dir_rel[i] == ':') {
dir_rel += i + 1;
if (dir_rel[0] == '/') dir_rel++;
break;
}
}
int dir_rel_len = slen(dir_rel);
while (dir_rel_len > 0 && dir_rel[dir_rel_len - 1] == '/') dir_rel_len--;
int got = montauk::readdir_at(abs_dir, batch, BATCH, 0);
if (got < 0) return false;
while (got > 0) {
for (int i = 0; i < got; i++) {
const char* raw = batch[i];
int raw_len = slen(raw);
bool is_dir = (raw_len > 0 && raw[raw_len - 1] == '/');
if (is_dir) raw_len--;
if (raw_len <= 0) continue;
bool already_root_relative = false;
if (dir_rel_len > 0 && raw_len > dir_rel_len &&
raw[dir_rel_len] == '/') {
already_root_relative = true;
for (int k = 0; k < dir_rel_len; k++) {
if (raw[k] != dir_rel[k]) {
already_root_relative = false;
break;
}
}
}
int len = raw_len;
if (dir_rel_len > 0 && !already_root_relative) {
len += dir_rel_len + 1;
}
// Skip "." and ".."
const char* base = raw;
for (int k = 0; k < raw_len; k++)
if (raw[k] == '/') base = raw + k + 1;
int base_len = (int)(raw_len - (base - raw));
if (base_len == 1 && base[0] == '.') continue;
if (base_len == 2 && base[0] == '.' && base[1] == '.') continue;
if (out->count >= capacity) {
int new_cap = capacity ? capacity * 2 : 64;
DirEntry* grown = (DirEntry*)montauk::malloc(new_cap * sizeof(DirEntry));
if (!grown) { installer_free_dir_list(out); return false; }
for (int k = 0; k < out->count; k++) grown[k] = out->entries[k];
montauk::mfree(out->entries);
out->entries = grown;
capacity = new_cap;
}
char* rel = (char*)montauk::malloc(len + 1);
if (!rel) { installer_free_dir_list(out); return false; }
int pos = 0;
if (dir_rel_len > 0 && !already_root_relative) {
montauk::memcpy(rel, dir_rel, dir_rel_len);
pos = dir_rel_len;
rel[pos++] = '/';
}
montauk::memcpy(rel + pos, raw, raw_len);
rel[len] = '\0';
out->entries[out->count].rel = rel;
out->entries[out->count].is_dir = is_dir;
out->count++;
}
scanned += got;
got = montauk::readdir_at(abs_dir, batch, BATCH, scanned);
}
return true;
}
// ============================================================================
// Copy a single file from src_path to dst_path
// ============================================================================
static bool copy_file(const char* src_path, const char* dst_path) {
int src = montauk::open(src_path);
if (src < 0) return false;
uint64_t size = montauk::getsize(src);
// Create destination (returns handle)
int dst = montauk::fcreate(dst_path);
if (dst < 0) {
montauk::close(src);
return false;
}
if (size == 0) {
// Empty file — just create it
montauk::close(dst);
montauk::close(src);
return true;
}
// Use large buffer for faster copies (256 KB)
static constexpr uint64_t CHUNK = 256 * 1024;
uint8_t* buf = (uint8_t*)montauk::malloc(CHUNK);
if (!buf) {
montauk::close(dst);
montauk::close(src);
return false;
}
// Show progress for large files (> 1 MB)
bool show_progress = (size > 1024 * 1024);
uint64_t last_progress_mb = 0;
uint64_t offset = 0;
bool ok = true;
while (offset < size) {
uint64_t to_read = size - offset;
if (to_read > CHUNK) to_read = CHUNK;
int rd = montauk::read(src, buf, offset, to_read);
if (rd <= 0) { ok = false; break; }
int wr = montauk::fwrite(dst, buf, offset, rd);
if (wr < rd) { ok = false; break; }
offset += rd;
if (show_progress) {
uint64_t cur_mb = offset / (1024 * 1024);
if (cur_mb > last_progress_mb) {
last_progress_mb = cur_mb;
uint64_t total_mb = size / (1024 * 1024);
char prog[64];
snprintf(prog, sizeof(prog), " %lu / %lu MB",
(unsigned long)cur_mb, (unsigned long)total_mb);
set_status(prog);
flush_ui();
}
}
}
montauk::mfree(buf);
montauk::close(dst);
montauk::close(src);
return ok;
}
// ============================================================================
// Recursively copy directory contents from ramdisk to target drive
// ============================================================================
static int g_files_copied;
static int g_dirs_created;
// Copy all entries from src_dir (on ramdisk) to dst_dir (on target drive),
// honoring the component selection: paths owned by an unchecked component
// are skipped, and directories are still entered when a checked component
// lives deeper inside (e.g. sdk/tcc with the rest of sdk deselected).
// If skip_toplevel is non-null, skip that directory name at the top level.
static bool copy_recursive(const char* src_dir, const char* dst_dir,
const char* skip_toplevel = nullptr) {
DirList list;
if (!installer_list_dir(src_dir, &list))
return true; // not a directory, skip
bool ok = true;
for (int i = 0; i < list.count && ok; i++) {
const char* rel = list.entries[i].rel;
const char* base = rel_basename(rel);
char src_path[256];
snprintf(src_path, sizeof(src_path), "0:/%s", rel);
if (list.entries[i].is_dir) {
// Skip the installer app — no need on the installed system
if (strcmp(rel, "apps/installer") == 0) continue;
// Skip requested top-level directory
if (skip_toplevel && strcmp(base, skip_toplevel) == 0) continue;
bool allowed = component_allows(rel);
if (!allowed && !component_subtree_needed(rel)) continue;
char target_path[256];
path_join(target_path, sizeof(target_path), dst_dir, base);
montauk::fmkdir(target_path);
g_dirs_created++;
char log_msg[64];
snprintf(log_msg, sizeof(log_msg), " mkdir %s", base);
add_log(log_msg);
flush_ui();
ok = copy_recursive(src_path, target_path);
} else {
// Skip ramdisk and limine.conf — installed system boots from
// disk and gets a fresh config without the ramdisk module.
// Skip setup.toml — live/setup environment config that should
// not be present on the installed system.
if (strcmp(base, "ramdisk.tar") == 0) continue;
if (strcmp(base, "limine.conf") == 0) continue;
if (strcmp(base, "setup.toml") == 0) continue;
if (!component_allows(rel)) continue;
char dst_path[256];
path_join(dst_path, sizeof(dst_path), dst_dir, base);
char log_msg[64];
snprintf(log_msg, sizeof(log_msg), " copy %s", base);
add_log(log_msg);
flush_ui();
if (!copy_file(src_path, dst_path)) {
ok = false;
break;
}
g_files_copied++;
}
}
installer_free_dir_list(&list);
return ok;
}
// ============================================================================
// GPT + partition helper
// ============================================================================
static void set_gpt_name(montauk::abi::GptAddParams& params, const char* name) {
int i = 0;
for (; name[i] && i < 71; i++) params.name[i] = name[i];
params.name[i] = '\0';
}
// ============================================================================
// Install: EFI + ext2 scheme
// ============================================================================
static void install_efi_ext2(int disk) {
auto& st = g_state;
char path_buf[64];
int r;
// Step 1: Initialize GPT
add_log("Initializing GPT...");
flush_ui();
r = montauk::gpt_init(disk);
if (r < 0) {
add_log("ERROR: Failed to initialize GPT");
flush_ui(); st.step = STEP_ERROR; return;
}
add_log(" GPT initialized");
flush_ui();
// Step 2: Create EFI System Partition (128 MB)
// After gpt_init, FirstUsableLba = 34.
static constexpr uint64_t ESP_SECTORS = 128 * 1024 * 2; // 128 MB in 512-byte sectors
static constexpr uint64_t FIRST_USABLE_LBA = 34;
add_log("Creating EFI partition (128 MB)...");
flush_ui();
{
montauk::abi::GptAddParams params;
montauk::memset(&params, 0, sizeof(params));
params.blockDev = disk;
params.startLba = FIRST_USABLE_LBA;
params.endLba = FIRST_USABLE_LBA + ESP_SECTORS - 1;
params.typeGuid = esp_type_guid();
set_gpt_name(params, "EFI System");
r = montauk::gpt_add(&params);
if (r < 0) {
add_log("ERROR: Failed to create EFI partition");
flush_ui(); st.step = STEP_ERROR; return;
}
}
add_log(" EFI partition created");
flush_ui();
// Step 3: Create Linux partition (remaining space)
add_log("Creating ext2 partition...");
flush_ui();
{
montauk::abi::GptAddParams params;
montauk::memset(&params, 0, sizeof(params));
params.blockDev = disk;
params.startLba = 0; // auto-fill largest free region
params.endLba = 0;
params.typeGuid = linux_fs_type_guid();
set_gpt_name(params, "MontaukOS");
r = montauk::gpt_add(&params);
if (r < 0) {
add_log("ERROR: Failed to create Linux partition");
flush_ui(); st.step = STEP_ERROR; return;
}
}
add_log(" ext2 partition created");
flush_ui();
// Step 4: Find partition indices
montauk::abi::PartInfo parts[MAX_PARTS];
int part_count = montauk::partlist(parts, MAX_PARTS);
int efi_idx = -1, linux_idx = -1;
for (int p = 0; p < part_count; p++) {
if (parts[p].blockDev != disk) continue;
// EFI partition starts at FIRST_USABLE_LBA
if (parts[p].startLba == FIRST_USABLE_LBA)
efi_idx = p;
else
linux_idx = p;
}
if (efi_idx < 0 || linux_idx < 0) {
add_log("ERROR: Could not find partitions");
flush_ui(); st.step = STEP_ERROR; return;
}
// Step 5: Format EFI partition as FAT32
add_log("Formatting EFI partition (FAT32)...");
flush_ui();
{
montauk::abi::FsFormatParams fmt;
montauk::memset(&fmt, 0, sizeof(fmt));
fmt.partIndex = efi_idx;
fmt.fsType = montauk::abi::FS_TYPE_FAT32;
r = montauk::fs_format(&fmt);
if (r < 0) {
add_log("ERROR: FAT32 format failed");
flush_ui(); st.step = STEP_ERROR; return;
}
}
add_log(" FAT32 formatted");
flush_ui();
// Step 6: Format Linux partition as ext2
add_log("Formatting root partition (ext2)...");
flush_ui();
{
montauk::abi::FsFormatParams fmt;
montauk::memset(&fmt, 0, sizeof(fmt));
fmt.partIndex = linux_idx;
fmt.fsType = montauk::abi::FS_TYPE_EXT2;
r = montauk::fs_format(&fmt);
if (r < 0) {
add_log("ERROR: ext2 format failed");
flush_ui(); st.step = STEP_ERROR; return;
}
}
add_log(" ext2 formatted");
flush_ui();
// Step 7: Mount both partitions
add_log("Mounting partitions...");
flush_ui();
int efi_drive = 14, root_drive = 15;
r = montauk::fs_mount(efi_idx, efi_drive);
if (r < 0) {
add_log("ERROR: EFI mount failed");
flush_ui(); st.step = STEP_ERROR; return;
}
r = montauk::fs_mount(linux_idx, root_drive);
if (r < 0) {
add_log("ERROR: ext2 mount failed");
flush_ui(); st.step = STEP_ERROR; return;
}
add_log(" Mounted");
flush_ui();
char ext2_root[8];
snprintf(ext2_root, sizeof(ext2_root), "%d:/", root_drive);
// Step 8: Create EFI boot directory structure
add_log("Creating boot directories...");
flush_ui();
snprintf(path_buf, sizeof(path_buf), "%d:/EFI", efi_drive);
montauk::fmkdir(path_buf);
snprintf(path_buf, sizeof(path_buf), "%d:/EFI/BOOT", efi_drive);
montauk::fmkdir(path_buf);
snprintf(path_buf, sizeof(path_buf), "%d:/boot", efi_drive);
montauk::fmkdir(path_buf);
// Step 9: Copy boot files to EFI partition
add_log("Copying boot files to EFI partition...");
flush_ui();
char efi_boot[16];
snprintf(efi_boot, sizeof(efi_boot), "%d:/boot", efi_drive);
if (!copy_recursive("0:/boot", efi_boot)) {
add_log("ERROR: Boot file copy failed");
flush_ui(); st.step = STEP_ERROR; return;
}
// Step 10: Copy root filesystem to ext2 partition (skip boot/)
add_log("Copying root filesystem to ext2...");
flush_ui();
if (!copy_recursive("0:/", ext2_root, "boot")) {
add_log("ERROR: Root filesystem copy failed");
flush_ui(); st.step = STEP_ERROR; return;
}
char copy_msg[64];
snprintf(copy_msg, sizeof(copy_msg), " %d files, %d directories copied",
g_files_copied, g_dirs_created);
add_log(copy_msg);
flush_ui();
// Step 11: Write limine.conf to EFI partition
add_log("Writing boot configuration...");
flush_ui();
snprintf(path_buf, sizeof(path_buf), "%d:/boot/limine/limine.conf", efi_drive);
{
static const char limine_conf[] =
"timeout: 0\n"
"\n"
"/montaukos\n"
" protocol: limine\n"
" path: boot():/boot/kernel\n";
int conf_fd = montauk::fcreate(path_buf);
if (conf_fd < 0) {
add_log("ERROR: Failed to write limine.conf");
flush_ui(); st.step = STEP_ERROR; return;
}
montauk::fwrite(conf_fd, (const uint8_t*)limine_conf, 0, sizeof(limine_conf) - 1);
montauk::close(conf_fd);
}
add_log(" limine.conf written");
flush_ui();
// Step 12: Copy BOOTX64.EFI to EFI/BOOT/
add_log("Installing EFI bootloader...");
flush_ui();
snprintf(path_buf, sizeof(path_buf), "%d:/EFI/BOOT/BOOTX64.EFI", efi_drive);
if (!copy_file("0:/boot/limine/BOOTX64.EFI", path_buf)) {
add_log("ERROR: Failed to install BOOTX64.EFI");
flush_ui(); st.step = STEP_ERROR; return;
}
add_log(" BOOTX64.EFI installed");
flush_ui();
// Done
add_log("Installation complete!");
st.step = STEP_DONE;
set_status("MontaukOS installed successfully");
flush_ui();
}
// ============================================================================
// Install: Single FAT32 scheme (legacy)
// ============================================================================
static void install_single_fat32(int disk) {
auto& st = g_state;
char path_buf[64];
int r;
// Step 1: Initialize GPT
add_log("Initializing GPT...");
flush_ui();
r = montauk::gpt_init(disk);
if (r < 0) {
add_log("ERROR: Failed to initialize GPT");
flush_ui(); st.step = STEP_ERROR; return;
}
add_log(" GPT initialized");
flush_ui();
// Step 2: Create EFI System Partition (entire disk)
add_log("Creating EFI System Partition...");
flush_ui();
montauk::abi::GptAddParams params;
montauk::memset(&params, 0, sizeof(params));
params.blockDev = disk;
params.startLba = 0;
params.endLba = 0;
params.typeGuid = esp_type_guid();
set_gpt_name(params, "EFI System");
r = montauk::gpt_add(&params);
if (r < 0) {
add_log("ERROR: Failed to create partition");
flush_ui(); st.step = STEP_ERROR; return;
}
add_log(" Partition created");
flush_ui();
// Step 3: Format as FAT32
add_log("Formatting as FAT32...");
flush_ui();
montauk::abi::PartInfo parts[MAX_PARTS];
int part_count = montauk::partlist(parts, MAX_PARTS);
int esp_index = -1;
for (int p = 0; p < part_count; p++) {
if (parts[p].blockDev == disk) {
esp_index = p;
break;
}
}
if (esp_index < 0) {
add_log("ERROR: Could not find partition");
flush_ui(); st.step = STEP_ERROR; return;
}
montauk::abi::FsFormatParams fmt;
montauk::memset(&fmt, 0, sizeof(fmt));
fmt.partIndex = esp_index;
fmt.fsType = montauk::abi::FS_TYPE_FAT32;
r = montauk::fs_format(&fmt);
if (r < 0) {
add_log("ERROR: FAT32 format failed");
flush_ui(); st.step = STEP_ERROR; return;
}
add_log(" FAT32 formatted");
flush_ui();
// Step 4: Mount the partition
add_log("Mounting partition...");
flush_ui();
int drive_num = 15;
r = montauk::fs_mount(esp_index, drive_num);
if (r < 0) {
add_log("ERROR: Mount failed");
flush_ui(); st.step = STEP_ERROR; return;
}
char drive_root[8];
snprintf(drive_root, sizeof(drive_root), "%d:/", drive_num);
add_log(" Mounted");
flush_ui();
// Step 5: Create EFI boot directory structure
add_log("Creating boot directories...");
flush_ui();
snprintf(path_buf, sizeof(path_buf), "%d:/EFI", drive_num);
montauk::fmkdir(path_buf);
snprintf(path_buf, sizeof(path_buf), "%d:/EFI/BOOT", drive_num);
montauk::fmkdir(path_buf);
// Step 6: Copy entire root filesystem
add_log("Copying root filesystem...");
flush_ui();
if (!copy_recursive("0:/", drive_root)) {
add_log("ERROR: File copy failed");
flush_ui(); st.step = STEP_ERROR; return;
}
char copy_msg[64];
snprintf(copy_msg, sizeof(copy_msg), " %d files, %d directories copied",
g_files_copied, g_dirs_created);
add_log(copy_msg);
flush_ui();
// Step 7: Write limine.conf without ramdisk module
add_log("Writing boot configuration...");
flush_ui();
snprintf(path_buf, sizeof(path_buf), "%d:/boot/limine/limine.conf", drive_num);
{
static const char limine_conf[] =
"timeout: 0\n"
"\n"
"/montaukos\n"
" protocol: limine\n"
" path: boot():/boot/kernel\n";
int conf_fd = montauk::fcreate(path_buf);
if (conf_fd < 0) {
add_log("ERROR: Failed to write limine.conf");
flush_ui(); st.step = STEP_ERROR; return;
}
montauk::fwrite(conf_fd, (const uint8_t*)limine_conf, 0, sizeof(limine_conf) - 1);
montauk::close(conf_fd);
}
add_log(" limine.conf written");
flush_ui();
// Step 8: Copy BOOTX64.EFI to EFI/BOOT/
add_log("Installing EFI bootloader...");
flush_ui();
snprintf(path_buf, sizeof(path_buf), "%d:/EFI/BOOT/BOOTX64.EFI", drive_num);
if (!copy_file("0:/boot/limine/BOOTX64.EFI", path_buf)) {
add_log("ERROR: Failed to install BOOTX64.EFI");
flush_ui(); st.step = STEP_ERROR; return;
}
add_log(" BOOTX64.EFI installed");
flush_ui();
// Done
add_log("Installation complete!");
st.step = STEP_DONE;
set_status("MontaukOS installed successfully");
flush_ui();
}
// ============================================================================
// Install MontaukOS to the selected disk
// ============================================================================
void do_install() {
auto& st = g_state;
if (st.selected_disk < 0 || st.selected_disk >= st.disk_count) {
st.step = STEP_ERROR;
add_log("No disk selected");
flush_ui();
return;
}
int disk = (int)st.disks[st.selected_disk].port;
g_files_copied = 0;
g_dirs_created = 0;
switch (st.partition_scheme) {
case SCHEME_EFI_EXT2:
install_efi_ext2(disk);
break;
case SCHEME_SINGLE_FAT32:
install_single_fat32(disk);
break;
default:
st.step = STEP_ERROR;
add_log("Unknown partition scheme");
flush_ui();
break;
}
}
// ============================================================================
// Update OS and apps on an existing partition
// ============================================================================
void do_update() {
auto& st = g_state;
if (st.selected_part < 0 || st.selected_part >= st.part_count) {
st.step = STEP_ERROR;
add_log("No partition selected");
flush_ui();
return;
}
g_files_copied = 0;
g_dirs_created = 0;
int part_idx = st.selected_part;
int r;
// Step 1: Mount the target partition
add_log("Mounting target partition...");
flush_ui();
int drive_num = 15;
r = montauk::fs_mount(part_idx, drive_num);
if (r < 0) {
add_log("ERROR: Mount failed");
flush_ui(); st.step = STEP_ERROR; return;
}
add_log(" Mounted");
flush_ui();
// Step 2: Detect which optional components the target has, so the
// update refreshes those without re-adding deselected ones.
components_set_from_target(drive_num);
// Step 3: Update os/ — overwrite existing and add new
add_log("Updating os/...");
flush_ui();
char path_buf[64];
snprintf(path_buf, sizeof(path_buf), "%d:/os", drive_num);
montauk::fmkdir(path_buf); // ensure it exists
if (!copy_recursive("0:/os", path_buf)) {
add_log("ERROR: Failed to update os/");
flush_ui(); st.step = STEP_ERROR; return;
}
// Step 4: Update apps/ — copy all, overwriting existing and adding new
add_log("Updating apps/...");
flush_ui();
snprintf(path_buf, sizeof(path_buf), "%d:/apps", drive_num);
montauk::fmkdir(path_buf); // ensure it exists
if (!copy_recursive("0:/apps", path_buf)) {
add_log("ERROR: Failed to update apps/");
flush_ui(); st.step = STEP_ERROR; return;
}
// Step 5: Update sdk/ — dev tools, headers, tcc, lua
if (component_allows("sdk") || component_subtree_needed("sdk")) {
add_log("Updating sdk/...");
flush_ui();
snprintf(path_buf, sizeof(path_buf), "%d:/sdk", drive_num);
montauk::fmkdir(path_buf);
if (!copy_recursive("0:/sdk", path_buf)) {
add_log("ERROR: Failed to update sdk/");
flush_ui(); st.step = STEP_ERROR; return;
}
}
char copy_msg[64];
snprintf(copy_msg, sizeof(copy_msg), " %d files, %d directories updated",
g_files_copied, g_dirs_created);
add_log(copy_msg);
flush_ui();
// Done
add_log("Update complete!");
st.step = STEP_DONE;
set_status("MontaukOS updated successfully");
flush_ui();
}