diff options
| -rw-r--r-- | src/alloc.c | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/src/alloc.c b/src/alloc.c index eb7acfd649f..192b974196f 100644 --- a/src/alloc.c +++ b/src/alloc.c @@ -130,17 +130,27 @@ static pthread_mutex_t alloc_mutex; #define BLOCK_INPUT_ALLOC \ do \ { \ - pthread_mutex_lock (&alloc_mutex); \ - if (pthread_self () == main_thread) \ - BLOCK_INPUT; \ + if (!in_sighandler) \ + { \ + pthread_mutex_lock (&alloc_mutex); \ + if (pthread_self () == main_thread) \ + BLOCK_INPUT; \ + else \ + sigblock (sigmask (SIGIO)); \ + } \ } \ while (0) #define UNBLOCK_INPUT_ALLOC \ do \ { \ - if (pthread_self () == main_thread) \ - UNBLOCK_INPUT; \ - pthread_mutex_unlock (&alloc_mutex); \ + if (!in_sighandler) \ + { \ + pthread_mutex_unlock (&alloc_mutex); \ + if (pthread_self () == main_thread) \ + UNBLOCK_INPUT; \ + else \ + sigunblock (sigmask (SIGIO)); \ + } \ } \ while (0) |