diff options
-rw-r--r-- | ChangeLog | 5 | ||||
-rw-r--r-- | random.c | 10 |
2 files changed, 12 insertions, 3 deletions
@@ -1,4 +1,7 @@ -Fri Jul 17 13:55:53 2009 Nobuyoshi Nakada <nobu@ruby-lang.org> +Fri Jul 17 13:58:26 2009 Nobuyoshi Nakada <nobu@ruby-lang.org> + + * random.c (fill_random_seed): /dev/urandom is not available on + DOSISH systems. * random.c (random_equal): new method Random#==. @@ -375,19 +375,25 @@ random_init(int argc, VALUE *argv, VALUE obj) #define DEFAULT_SEED_LEN (DEFAULT_SEED_CNT * sizeof(int)) +#if defined(S_ISCHR) && !defined(DOSISH) +# define USE_DEV_URANDOM 1 +#else +# define USE_DEV_URANDOM 0 +#endif + static void fill_random_seed(unsigned int seed[DEFAULT_SEED_CNT]) { static int n = 0; struct timeval tv; -#ifdef S_ISCHR +#if USE_DEV_URANDOM int fd; struct stat statbuf; #endif memset(seed, 0, DEFAULT_SEED_LEN); -#ifdef S_ISCHR +#if USE_DEV_URANDOM if ((fd = open("/dev/urandom", O_RDONLY #ifdef O_NONBLOCK |O_NONBLOCK |