diff options
| author | Takashi Yano <takashi.yano@nifty.ne.jp> | 2023-01-21 15:33:03 +0300 |
|---|---|---|
| committer | Takashi Yano <takashi.yano@nifty.ne.jp> | 2023-01-22 13:00:45 +0300 |
| commit | 17ad18afc62ceefe01273e4c2fff9114275ab909 (patch) | |
| tree | a3440b9fc9af0a1f1f3d4ef74f3e446991f732b9 /winsup | |
| parent | 5889a3cede99352330637f1bef7641d9752eb6ed (diff) | |
Cygwin: fsync: Fix EINVAL for block device.
The commit af8a7c13b516 has a problem that fsync returns EINVAL for
block device. This patch treats block devices as a special case.
https://cygwin.com/pipermail/cygwin/2023-January/252916.html
Fixes: af8a7c13b516 ("Cygwin: fsync: Return EINVAL for special files.")
Reported-by: Yano Ray <yanorei@hotmail.co.jp>
Reviewed-by: Corinna Vinschen <corinna@vinschen.de>
Signed-off-by: Takashi Yano <takashi.yano@nifty.ne.jp>
Diffstat (limited to 'winsup')
| -rw-r--r-- | winsup/cygwin/fhandler/base.cc | 3 | ||||
| -rw-r--r-- | winsup/cygwin/release/3.4.6 | 5 |
2 files changed, 7 insertions, 1 deletions
diff --git a/winsup/cygwin/fhandler/base.cc b/winsup/cygwin/fhandler/base.cc index b2738cf20..9b49ec7b9 100644 --- a/winsup/cygwin/fhandler/base.cc +++ b/winsup/cygwin/fhandler/base.cc @@ -1728,7 +1728,8 @@ fhandler_base::utimens (const struct timespec *tvp) int fhandler_base::fsync () { - if (!get_handle () || nohandle () || pc.isspecial ()) + if (!get_handle () || nohandle () + || (pc.isspecial () && !S_ISBLK (pc.dev.mode ()))) { set_errno (EINVAL); return -1; diff --git a/winsup/cygwin/release/3.4.6 b/winsup/cygwin/release/3.4.6 new file mode 100644 index 000000000..c1476ff46 --- /dev/null +++ b/winsup/cygwin/release/3.4.6 @@ -0,0 +1,5 @@ +Bug Fixes +--------- + +Fix a problem that fsync returns EINVAL for block device. +Addresses: https://cygwin.com/pipermail/cygwin/2023-January/252916.html |