diff options
-rw-r--r-- | ChangeLog | 6 | ||||
-rw-r--r-- | thread.c | 9 |
2 files changed, 14 insertions, 1 deletions
@@ -1,3 +1,9 @@ +Sun Dec 23 14:35:13 2012 Nobuyoshi Nakada <nobu@ruby-lang.org> + + * thread.c (BLOCKING_REGION): if fail_if_interrupted is false ignore + the result of blocking_region_begin(), since it always is true in + that case. suppress "uninitialized" warnings. + Sun Dec 23 09:34:07 2012 Eric Hodel <drbrain@segment7.net> * lib/rubygems/commands/check_command.rb: Added --doctor and --dry-run @@ -124,10 +124,17 @@ static inline void blocking_region_end(rb_thread_t *th, struct rb_blocking_regio rb_thread_set_current(_th_stored); \ } while(0) +#ifdef __GNUC__ +#define only_if_constant(expr, notconst) (__builtin_constant_p(expr) ? (expr) : (notconst)) +#else +#define only_if_constant(expr, notconst) notconst +#endif #define BLOCKING_REGION(exec, ubf, ubfarg, fail_if_interrupted) do { \ rb_thread_t *__th = GET_THREAD(); \ struct rb_blocking_region_buffer __region; \ - if (blocking_region_begin(__th, &__region, (ubf), (ubfarg), fail_if_interrupted)) { \ + if (blocking_region_begin(__th, &__region, (ubf), (ubfarg), fail_if_interrupted) || \ + /* always return true unless fail_if_interrupted */ \ + !only_if_constant(fail_if_interrupted, TRUE)) { \ exec; \ blocking_region_end(__th, &__region); \ }; \ |