Module rsix::process [−][src]
Expand description
Process-associated operations.
Structs
A Linux CPU ID.
gid_t—A Unix group ID.
A result from membarrier_query.
pid_t—A Unix process ID.
uid_t—A Unix user ID.
struct utsname—Return type for uname.
Enums
A command for use with membarrier and membarrier_cpu.
Constants
EXIT_FAILURE for use with exit.
The exit status used by a process terminated with SIGABRT signal.
EXIT_SUCCESS for use with exit.
Functions
chdir(path)—Change the working directory.
Exit all the threads in the current process’ thread group.
fchdir(fd)—Change the working directory.
getcwd()
getegid()—Returns the process’ effective group ID.
geteuid()—Returns the process’ effective user ID.
getgid()—Returns the process’ real group ID.
getpid()—Returns the process’ ID.
getppid()—Returns the parent process’ ID.
getpriority(PRIO_PGRP, gid)—Get the scheduling priority of the given
process group.
getpriority(PRIO_PROCESS, pid)—Get the scheduling priority of the given
process.
getpriority(PRIO_USER, uid)—Get the scheduling priority of the given
user.
getuid()—Returns the process’ real user ID.
(getauxval(AT_HWCAP), getauxval(AT_HWCAP2)—Returns the Linux “hwcap”
data.
membarrier(cmd, 0, 0)—Perform a memory barrier.
membarrier(cmd, MEMBARRIER_CMD_FLAG_CPU, cpu)—Perform a memory barrier
with a specific CPU.
membarrier(MEMBARRIER_CMD_QUERY, 0, 0)—Query the supported membarrier
commands.
nice()—Adjust the scheduling priority of the current process.
getpagesize()—Returns the process’ page size.
sched_yield()—Hints to the OS that other processes should run.
setpriority(PRIO_PGRP, pgid)—Get the scheduling priority of the given
process group.
setpriority(PRIO_PROCESS, pid)—Get the scheduling priority of the given
process.
setpriority(PRIO_USER, uid)—Get the scheduling priority of the given
user.
uname()—Returns high-level information about the runtime OS and
hardware.