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Accomodate OpenBSD with /dev/srandom

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rsc 2005-08-11 03:20:57 +00:00
parent bce0902a07
commit fea3228fec
1 changed files with 4 additions and 2 deletions
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6
src/lib9/truerand.c
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@ -10,10 +10,12 @@ truerand(void)
if(randfd < 0){
randfd = open("/dev/random", OREAD);
fcntl(randfd, F_SETFD, FD_CLOEXEC);
}
if(randfd < 0)
randfd = open("/dev/srandom", OREAD); /* OpenBSD */
if(randfd < 0)
sysfatal("can't open /dev/random: %r");
fcntl(randfd, F_SETFD, FD_CLOEXEC);
}
for(i=0; i<sizeof(buf); i += n)
if((n = readn(randfd, buf+i, sizeof(buf)-i)) < 0)
sysfatal("can't read /dev/random: %r");