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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2017-09-15 12:46:57 +0200 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2017-09-15 12:46:57 +0200 |
| commit | 894c965d95d971392b14bd2e9c0abf380ba80f02 (patch) | |
| tree | 81ec615823caf2b4a942358627b4ee114d07bff0 /rtemsbsd/rtems/rtems-kernel-get-file.c | |
| parent | Include missing <string.h> and <limits.h> (diff) | |
| download | rtems-libbsd-894c965d95d971392b14bd2e9c0abf380ba80f02.tar.bz2 | |
Support reference counting for file descriptors
Close #3132.
Diffstat (limited to 'rtemsbsd/rtems/rtems-kernel-get-file.c')
| -rw-r--r-- | rtemsbsd/rtems/rtems-kernel-get-file.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/rtemsbsd/rtems/rtems-kernel-get-file.c b/rtemsbsd/rtems/rtems-kernel-get-file.c index 6d321c30..b3b39282 100644 --- a/rtemsbsd/rtems/rtems-kernel-get-file.c +++ b/rtemsbsd/rtems/rtems-kernel-get-file.c @@ -47,8 +47,13 @@ rtems_bsd_get_file(int fd) struct file *fp; if ((uint32_t) fd < rtems_libio_number_iops) { + unsigned int flags; + fp = rtems_bsd_fd_to_fp(fd); - if ((fp->f_io.flags & LIBIO_FLAGS_OPEN) != LIBIO_FLAGS_OPEN) { + flags = rtems_libio_iop_hold(&fp->f_io); + + if ((flags & LIBIO_FLAGS_OPEN) == 0) { + rtems_libio_iop_drop(&fp->f_io); fp = NULL; } } else { |