From d894de86f4429aba22055c8319fcf930ac39bdb4 Mon Sep 17 00:00:00 2001 From: Tomoyuki Sahara Date: Tue, 10 Jun 2014 10:22:50 +0900 Subject: fd2 is valid if fd2 >= 0. fixes #18. --- src/io.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'src') diff --git a/src/io.c b/src/io.c index 5d024c140..a43796b3d 100644 --- a/src/io.c +++ b/src/io.c @@ -646,7 +646,7 @@ mrb_io_s_select(mrb_state *mrb, mrb_value klass) FD_SET(fptr->fd, ep); if (max < fptr->fd) max = fptr->fd; - if (fptr->fd2) { + if (fptr->fd2 >= 0) { FD_SET(fptr->fd2, ep); if (max < fptr->fd2) max = fptr->fd2; @@ -694,7 +694,7 @@ retry: fptr = (struct mrb_io *)mrb_get_datatype(mrb, RARRAY_PTR(write)[i], &mrb_io_type); if (FD_ISSET(fptr->fd, wp)) { mrb_ary_push(mrb, list, RARRAY_PTR(write)[i]); - } else if (fptr->fd2 && FD_ISSET(fptr->fd2, wp)) { + } else if (fptr->fd2 >= 0 && FD_ISSET(fptr->fd2, wp)) { mrb_ary_push(mrb, list, RARRAY_PTR(write)[i]); } } @@ -706,7 +706,7 @@ retry: fptr = (struct mrb_io *)mrb_get_datatype(mrb, RARRAY_PTR(except)[i], &mrb_io_type); if (FD_ISSET(fptr->fd, ep)) { mrb_ary_push(mrb, list, RARRAY_PTR(except)[i]); - } else if (fptr->fd2 && FD_ISSET(fptr->fd2, wp)) { + } else if (fptr->fd2 >= 0 && FD_ISSET(fptr->fd2, wp)) { mrb_ary_push(mrb, list, RARRAY_PTR(except)[i]); } } -- cgit v1.2.3