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Fix CID 39910: &rnd 0 return a pseudo-random number instead of triggering a zero divide crash.

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This commit is contained in:
Renaud 2015-03-18 12:27:55 +08:00
parent b1cc7bfe3a
commit eb7217f8ec
1 changed files with 7 additions and 1 deletions
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8
eval.c
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@ -546,7 +546,13 @@ static char *gtfun( char *fname) {
retstr = result ;
break ;
case UFRND:
retstr = i_to_a( (ernd() % abs( atoi( argx))) + 1) ;
sz = abs( atoi( argx)) ;
if( sz == 0)
sz = ernd() ;
else
sz = ernd() % sz + 1 ;
retstr = i_to_a( sz) ;
break ;
case UFABS:
retstr = i_to_a( abs( atoi( argx))) ;