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1.1 ! root 1: .\" Copyright (c) 1983 Regents of the University of California. ! 2: .\" All rights reserved. The Berkeley software License Agreement ! 3: .\" specifies the terms and conditions for redistribution. ! 4: .\" ! 5: .\" @(#)wait.3f 6.1 (Berkeley) 5/15/85 ! 6: .\" ! 7: .TH WAIT 3F "May 15, 1985" ! 8: .UC 5 ! 9: .SH NAME ! 10: wait \- wait for a process to terminate ! 11: .SH SYNOPSIS ! 12: .B integer function wait (status) ! 13: .br ! 14: .B integer status ! 15: .SH DESCRIPTION ! 16: .I Wait ! 17: causes its caller to be suspended until a signal is received or one of ! 18: its child processes terminates. ! 19: If any child has terminated since the last ! 20: .I wait, ! 21: return is immediate; if there are no children, return is immediate ! 22: with an error code. ! 23: .PP ! 24: If the returned value is positive, it is the process ID of the child and ! 25: .I status ! 26: is its termination status (see ! 27: .IR wait (2)). ! 28: If the returned value is negative, it is the negation of a system error code. ! 29: .SH FILES ! 30: .ie \nM /usr/ucb/lib/libU77.a ! 31: .el /usr/lib/libU77.a ! 32: .SH "SEE ALSO" ! 33: wait(2), signal(3F), kill(3F), perror(3F)
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