diff options
| author | Corinna Vinschen <corinna@vinschen.de> | 2018-10-10 13:20:04 +0200 |
|---|---|---|
| committer | Corinna Vinschen <corinna@vinschen.de> | 2018-10-10 13:20:45 +0200 |
| commit | 323b48b975e5b305a5aaa5046ef1dc655fb1deba (patch) | |
| tree | 5eb14120f650f49103387fb8dad2072e1347aa9e | |
| parent | 9479563e4836177414c995730adb96d48da9fb22 (diff) | |
| download | cygnal-323b48b975e5b305a5aaa5046ef1dc655fb1deba.tar.gz cygnal-323b48b975e5b305a5aaa5046ef1dc655fb1deba.tar.bz2 cygnal-323b48b975e5b305a5aaa5046ef1dc655fb1deba.zip | |
Cygwin: lseek: return ESPIPE rather than EINVAL when called on a fifo
Thanks to Henri for tracking this down:
https://cygwin.com/ml/cygwin/2018-10/msg00062.html
Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
| -rw-r--r-- | winsup/cygwin/fhandler.h | 1 | ||||
| -rw-r--r-- | winsup/cygwin/fhandler_fifo.cc | 8 | ||||
| -rw-r--r-- | winsup/cygwin/release/2.11.2 | 13 |
3 files changed, 22 insertions, 0 deletions
diff --git a/winsup/cygwin/fhandler.h b/winsup/cygwin/fhandler.h index b946dddf4..2cc99d713 100644 --- a/winsup/cygwin/fhandler.h +++ b/winsup/cygwin/fhandler.h @@ -1237,6 +1237,7 @@ class fhandler_fifo: public fhandler_base_overlapped public: fhandler_fifo (); int open (int, mode_t); + off_t lseek (off_t offset, int whence); int close (); int dup (fhandler_base *child, int); bool isfifo () const { return true; } diff --git a/winsup/cygwin/fhandler_fifo.cc b/winsup/cygwin/fhandler_fifo.cc index 642949aea..5733ec778 100644 --- a/winsup/cygwin/fhandler_fifo.cc +++ b/winsup/cygwin/fhandler_fifo.cc @@ -221,6 +221,14 @@ out: return res == success; } +off_t +fhandler_fifo::lseek (off_t offset, int whence) +{ + debug_printf ("(%D, %d)", offset, whence); + set_errno (ESPIPE); + return -1; +} + bool fhandler_fifo::wait (HANDLE h) { diff --git a/winsup/cygwin/release/2.11.2 b/winsup/cygwin/release/2.11.2 new file mode 100644 index 000000000..c8d81d45b --- /dev/null +++ b/winsup/cygwin/release/2.11.2 @@ -0,0 +1,13 @@ +What's new: +----------- + + +What changed: +------------- + + +Bug Fixes +--------- + +- Return ESPIPE rather than EINVAL from lseek on a fifo. + Addresses: https://cygwin.com/ml/cygwin/2018-10/msg00019.html |