diff options
| author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2009-07-17 04:58:38 +0000 |
|---|---|---|
| committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2009-07-17 04:58:38 +0000 |
| commit | ed52949e7960693eb2498d20b8e4d4cc06c3a801 (patch) | |
| tree | 89e0cce17d3fb50a2459da887c2ee5cfd2bb68ec /random.c | |
| parent | 115c220b4d7593bccff0ad3feb66bcdbc4bb008a (diff) | |
* random.c (fill_random_seed): /dev/urandom is not available on
DOSISH systems.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@24163 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'random.c')
| -rw-r--r-- | random.c | 10 |
1 files changed, 8 insertions, 2 deletions
@@ -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 |