Module call

Function definitions

Functions

• clock_gettime
  Get the current system time
• close
  Close a file
• dup
  Copy and transform a file descriptor
• dup2
  Copy and transform a file descriptor
• exit
  Exit the current process
• fchmod
  Change file permissions
• fchown
  Change file ownership
• fcntl
  Change file descriptor flags
• fmap^⚠
  Map a file into memory, but with the ability to set the address to map into, either as a hint or as a requirement of the map.
• fpath
  Retrieve the canonical path of a file
• frename
  Rename a file
• fstat
  Get metadata about a file
• fstatvfs
  Get metadata about a filesystem
• fsync
  Sync a file descriptor to its underlying medium
• ftruncate
  Truncate or extend a file to a specified length
• funmap^⚠
  Unmap whole (or partial) continous memory-mapped files
• futex^⚠
  Fast userspace mutex
• futimens
• getegid
  Get the effective group ID
• getens
  Get the effective namespace
• geteuid
  Get the effective user ID
• getgid
  Get the current group ID
• getns
  Get the current namespace
• getpgid
  Get the process group ID
• getpid
  Get the current process ID
• getppid
  Get the parent process ID
• getuid
  Get the current user ID
• iopl^⚠
  Set the I/O privilege level
• kill
  Send a signal sig to the process identified by pid
• link^⚠
  Create a link to a file
• lseek
  Seek to offset bytes in a file descriptor
• mkns
  Make a new scheme namespace
• mprotect^⚠
  Change mapping flags
• nanosleep
  Sleep for the time specified in req
• open
  Open a file
• read
  Read from a file descriptor into a buffer
• rmdir
  Remove a directory
• sched_yield
  Yield the process’s time slice to the kernel
• sendfd
  Send a file descriptor fd, handled by the scheme providing receiver_socket. flags is currently unused (must be zero), and arg is included in the scheme call.
• setpgid
  Set the process group ID
• setregid
  Set the current process group IDs
• setrens
  Make a new scheme namespace
• setreuid
  Set the current process user IDs
• unlink
  Remove a file
• virttophys^⚠
  Convert a virtual address to a physical one
• waitpid
  Check if a child process has exited or received a signal
• write
  Write a buffer to a file descriptor