diff options
author | nagachika <nagachika@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2013-05-02 14:40:29 +0000 |
---|---|---|
committer | nagachika <nagachika@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2013-05-02 14:40:29 +0000 |
commit | 453bb57d5539e36e4672d9a1883a296a98a0126a (patch) | |
tree | e3ff9db318037f7661eee38e9018e55de8dc43d6 /thread.c | |
parent | 5362d2e2cb0c54c098fd2ff2f5cd0c2a2434ecb7 (diff) |
merge revision(s) 39939: [Backport #8360]
* thread.c (double2timeval): convert the infinity to TIME_MAX to avoid
SEGV by Thread.new {}.join(Float::INFINITY) on
Debian GNU/Linux (amd64).
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@40562 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'thread.c')
-rw-r--r-- | thread.c | 12 |
1 files changed, 9 insertions, 3 deletions
@@ -73,6 +73,9 @@ #define THREAD_DEBUG 0 #endif +#define TIMET_MAX (~(time_t)0 <= 0 ? (time_t)((~(unsigned_time_t)0) >> 1) : (time_t)(~(unsigned_time_t)0)) +#define TIMET_MIN (~(time_t)0 <= 0 ? (time_t)(((unsigned_time_t)1) << (sizeof(time_t) * CHAR_BIT - 1)) : (time_t)0) + VALUE rb_cMutex; VALUE rb_cThreadShield; @@ -916,6 +919,12 @@ double2timeval(double d) { struct timeval time; + if (isinf(d)) { + time.tv_sec = TIMET_MAX; + time.tv_usec = 0; + return time; + } + time.tv_sec = (int)d; time.tv_usec = (int)((d - (int)d) * 1e6); if (time.tv_usec < 0) { @@ -3509,9 +3518,6 @@ rb_thread_fd_select(int max, rb_fdset_t * read, rb_fdset_t * write, rb_fdset_t * #define POLLOUT_SET (POLLWRBAND | POLLWRNORM | POLLOUT | POLLERR) #define POLLEX_SET (POLLPRI) -#define TIMET_MAX (~(time_t)0 <= 0 ? (time_t)((~(unsigned_time_t)0) >> 1) : (time_t)(~(unsigned_time_t)0)) -#define TIMET_MIN (~(time_t)0 <= 0 ? (time_t)(((unsigned_time_t)1) << (sizeof(time_t) * CHAR_BIT - 1)) : (time_t)0) - #ifndef HAVE_PPOLL /* TODO: don't ignore sigmask */ int |