When I tried to schedule a calculation for the next day (waiting several
10000 seconds), I noticed that Sys.sleep does never return (R version
2.1.0 on Linux). From the C code I expect that the maximum number of
seconds is about 2000 (2^31/1e6), which is system-dependent.

##Sys.sleep <- function(time)
##    invisible(.Internal(Sys.sleep(time)))

Sys.sleep <- function(time) {
        nloops <- time%/%1000
        while (nloops>0) {
                nloops <- nloops-1
                .Internal(Sys.sleep(1000))
        }
        invisible(.Internal(Sys.sleep(time%%1000)))
}


-- 
Andreas Westfeld, 0432 01CC F511 9E2B 0B57 5993 0B22 98F8 4AD8 EEEA
<[EMAIL PROTECTED]> http://www.inf.tu-dresden.de/~aw4
TU Dresden Fakultät Informatik, Institut für Systemarchitektur
Datenschutz und Datensicherheit, Tel. +49-351-463-37918

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