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* random.c (fill_random_bytes_syscall): fix compile error.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51186 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
kazu 2015-07-07 09:21:11 +00:00
parent 7c94c0283f
commit 4f66d02c97
2 changed files with 10 additions and 5 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
Tue Jul 7 18:18:41 2015 Kazuhiro NISHIYAMA <zn@mbf.nifty.com>
* random.c (fill_random_bytes_syscall): fix compile error.
Tue Jul 7 16:47:30 2015 Eric Wong <e@80x24.org> Tue Jul 7 16:47:30 2015 Eric Wong <e@80x24.org>
* compile.c (COMPILE_ERROR): reduce GET_THREAD() calls * compile.c (COMPILE_ERROR): reduce GET_THREAD() calls

11
random.c
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@ -521,12 +521,13 @@ fill_random_bytes_syscall(void *seed, size_t size)
{ {
static rb_atomic_t try_syscall = 1; static rb_atomic_t try_syscall = 1;
if (try_syscall) { if (try_syscall) {
int ret;
errno = 0; errno = 0;
ret = syscall(SYS_getrandom, seed, size, 0) ret = syscall(SYS_getrandom, seed, size, 0);
if (errno == ENOSYS) { if (errno == ENOSYS) {
try_syscall = 0; try_syscall = 0;
return -1; return -1;
} }
if ((size_t)ret == size) return 0; if ((size_t)ret == size) return 0;
} }
return -1; return -1;