#include <BAN/Assert.h> #include <fcntl.h> #include <sys/stat.h> #include <sys/syscall.h> #include <unistd.h> mode_t __umask = 0; int chmod(const char* path, mode_t mode) { return fchmodat(AT_FDCWD, path, mode, 0); } int fchmod(int fildes, mode_t mode) { return fchmodat(fildes, nullptr, mode, 0); } int fchmodat(int fildes, const char* path, mode_t mode, int flag) { return syscall(SYS_FCHMODAT, fildes, path, mode, flag); } int fstat(int fildes, struct stat* buf) { return fstatat(fildes, nullptr, buf, 0); } int fstatat(int fd, const char* __restrict path, struct stat* __restrict buf, int flag) { return syscall(SYS_FSTATAT, fd, path, buf, flag); } int lstat(const char* __restrict path, struct stat* __restrict buf) { return fstatat(AT_FDCWD, path, buf, AT_SYMLINK_NOFOLLOW); } int stat(const char* __restrict path, struct stat* __restrict buf) { return fstatat(AT_FDCWD, path, buf, 0); } mode_t umask(mode_t cmask) { mode_t old = __umask; __umask = cmask; return old; } int mkdir(const char* path, mode_t mode) { return syscall(SYS_CREATE_DIR, path, __UMASKED_MODE(mode)); }