//
// Copyright 2026 Aarav Ravindra Kharade
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//

#include <sys/mount.h>
#include <sys/stat.h>
#include <stdlib.h>

__attribute__((constructor(101))) void early_mounts(void) {
  mkdir("/proc", 0755);
  mount("proc", "/proc", "proc", 0, 0);
  mkdir("/sys", 0755);
  mount("sysfs", "/sys", "sysfs", 0, 0);
  mkdir("/dev", 0755);
  mount("devtmpfs", "/dev", "devtmpfs", 0, 0);
  mkdir("/run", 0755);
  mount("tmpfs", "/run", "tmpfs", 0, 0);
  setenv("XDG_RUNTIME_DIR", "/run", 1);
  setenv("LD_LIBRARY_PATH", "/lib", 1);
}

#include <dirent.h>
#include <stdio.h>

void* ark_opendir(const char* name) {
    return opendir(name);
}

int ark_closedir(void* dirp) {
    return closedir((DIR*)dirp);
}

void* ark_readdir(void* dirp) {
    return readdir((DIR*)dirp);
}

const char* ark_dirent_name(void* entry) {
    if (!entry) return NULL;
    return ((struct dirent*)entry)->d_name;
}

int ark_getline(char** lineptr, size_t* n, void* stream) {
    return getline(lineptr, n, (FILE*)stream);
}

#include <fcntl.h>

int ark_open2_c(const char* path, int flags) {
    return open(path, flags);
}

int ark_open3_c(const char* path, int flags, int mode) {
    return open(path, flags, mode);
}

#include <errno.h>
int ark_errno(void) {
    return errno;
}