20 lines
343 B
C
20 lines
343 B
C
#include "internal.h"
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#include <stdio.h>
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const char sleep_usage[] = " NUMBER\n"
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"Pause for NUMBER seconds.\n";
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extern int
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sleep_main(int argc, char * * argv)
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{
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if ( (argc < 2) || (**(argv+1) == '-') ) {
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usage( sleep_usage );
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}
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if ( sleep(atoi(*(++argv))) != 0 ) {
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perror( "sleep");
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exit (FALSE);
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} else
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exit (TRUE);
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}
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