Copyright (c) 1983, 1993
The Regents of the University of California. All rights reserved.
%sccs.include.proprietary.roff%
@(#)system.3 8.1 (Berkeley) 06/05/93
The Regents of the University of California. All rights reserved.
%sccs.include.proprietary.roff%
@(#)system.3 8.1 (Berkeley) 06/05/93
SYSTEM 3F ""
C 5 NAME
system - execute a \s-2UNIX\s0 command
SYNOPSIS
integer function system (string) character*(*) string
DESCRIPTION
System causes
string to be given to your shell
as input as if the string had been typed as a command.
If environment variable
SHELL is found, its value will be used as the command interpreter (shell);
otherwise
sh (1) is used.
The current process waits until the command terminates. The returned value will be the exit status of the shell. See wait (2) for an explanation of this value.
FILES
"SEE ALSO"
exec(2), wait(2), system(3)
BUGS
String can not be longer than NCARGS-50 characters, as defined in
< sys/param.h >.