diff options
Diffstat (limited to 'src/lib/libc/stdlib/rand.c')
| -rw-r--r-- | src/lib/libc/stdlib/rand.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/src/lib/libc/stdlib/rand.c b/src/lib/libc/stdlib/rand.c index f270ffd986..61fb66e5ec 100644 --- a/src/lib/libc/stdlib/rand.c +++ b/src/lib/libc/stdlib/rand.c | |||
| @@ -32,7 +32,7 @@ | |||
| 32 | */ | 32 | */ |
| 33 | 33 | ||
| 34 | #if defined(LIBC_SCCS) && !defined(lint) | 34 | #if defined(LIBC_SCCS) && !defined(lint) |
| 35 | static char *rcsid = "$OpenBSD: rand.c,v 1.2 1996/08/19 08:33:44 tholo Exp $"; | 35 | static char *rcsid = "$OpenBSD: rand.c,v 1.3 1998/11/20 11:18:50 d Exp $"; |
| 36 | #endif /* LIBC_SCCS and not lint */ | 36 | #endif /* LIBC_SCCS and not lint */ |
| 37 | 37 | ||
| 38 | #include <sys/types.h> | 38 | #include <sys/types.h> |
| @@ -41,9 +41,17 @@ static char *rcsid = "$OpenBSD: rand.c,v 1.2 1996/08/19 08:33:44 tholo Exp $"; | |||
| 41 | static u_long next = 1; | 41 | static u_long next = 1; |
| 42 | 42 | ||
| 43 | int | 43 | int |
| 44 | rand_r(seed) | ||
| 45 | u_int *seed; | ||
| 46 | { | ||
| 47 | *seed = *seed * 1103515245 + 12345; | ||
| 48 | return (u_int)(*seed / 65536) % ((u_int)RAND_MAX + 1); | ||
| 49 | } | ||
| 50 | |||
| 51 | int | ||
| 44 | rand() | 52 | rand() |
| 45 | { | 53 | { |
| 46 | return ((next = next * 1103515245 + 12345) % ((u_int)RAND_MAX + 1)); | 54 | return rand_r(&next); |
| 47 | } | 55 | } |
| 48 | 56 | ||
| 49 | void | 57 | void |
