sleep(1) - suspend execution for an interval of time {oss}

Applications and Utilities

execl execlp execle exect execv execvp (3) - execute a file {oss}

execve (2) - execute a file {oss}

exit (3) - perform normal program termination {oss}

_exit (2) - terminate the calling process {oss}

atexit (3) - register a function to be called on exit {oss}

abort (3) - cause abnormal program termination {oss}

assert (3) - expression verification macro {oss}

sigsetjmp siglongjmp setjmp longjmp _setjmp _longjmp longjmperror (3) - non-local jumps {oss}

wait waitpid wait4 wait3 (2) - wait for process termination {oss}

getopt (3) - get option character from command line argument list {oss}

getsubopt (3) - get sub options from an argument {oss}

setproctitle (3) - set process title {oss}

syscall __syscall (2) - indirect system call {oss}

brk sbrk (2) - change data segment size {oss}

end etext edata (3) - end boundaries of image segments {oss}

chdir fchdir (2) - change current working directory {oss}

getcwd getwd (3) - get working directory pathname {oss}

alarm (3) - set signal timer alarm {oss}

ualarm (3) - schedule signal after specified time {oss}

sleep (3) - suspend process execution for interval of seconds {oss}

usleep (3) - suspend execution for interval of microseconds {oss}

nanosleep (2) - suspend process execution for interval of nanoseconds {oss}

pause (3) - stop until signal {oss}

daemon (3) - run in the background {oss}

getpid getppid (2) - get parent or calling process identification {oss}

setlocale localeconv (3) - natural language formatting for C {oss}

Libraries and Functions

(The following links to subjects at this site retain your personalized selections.)

See also Process Signals and Events - Sending and handling signals and events.

See also Process Limits - Permission and access restriction (files, resources, etc)

See also Program Environment Variables - Getting/ Setting program environment variables

Functions with variable numbers of arguments - Functions with variable number of arguments (vararg, stdarg, va_arg, etc.)

See also: Remote Process Creation and Control - Methods of starting and controlling processes remotely. (telnet, login, rexec, et al.)

Up to Execution

See also Process Creation and Control - covers child process control (like sending signals), renice, fork, et al