diff options
Diffstat (limited to 'io.c')
-rw-r--r-- | io.c | 10 |
1 files changed, 10 insertions, 0 deletions
@@ -4725,6 +4725,16 @@ rb_io_ctl(io, req, arg, io_p) io_cntl(fileno(fptr->f2), cmd, narg, io_p); } + if (!io_p && cmd == F_SETFL) { + if (narg & O_NONBLOCK) { + fptr->mode |= FMODE_WSPLIT_INITIALIZED; + fptr->mode &= ~FMODE_WSPLIT; + } + else { + fptr->mode &= ~(FMODE_WSPLIT_INITIALIZED|FMODE_WSPLIT); + } + } + return INT2NUM(retval); #else rb_notimplement(); |