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| author | Laurent Bercot <ska-skaware@skarnet.org> | 2026-01-01 13:47:45 +0000 |
|---|---|---|
| committer | Laurent Bercot <ska-skaware@skarnet.org> | 2026-01-01 13:47:45 +0000 |
| commit | e99182dab3093f1645f9e4ff216aa752d7443fb1 (patch) | |
| tree | 175a373c32a58783edd41901d4baf6e68626c7ec /src/libunixonacid/open2_at.c | |
| parent | 45137c6466050c9468931713a7504eae3d08bfce (diff) | |
| download | skalibs-e99182dab3093f1645f9e4ff216aa752d7443fb1.tar.gz | |
Save/restore errno in all safe wrappers
Diffstat (limited to 'src/libunixonacid/open2_at.c')
| -rw-r--r-- | src/libunixonacid/open2_at.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/libunixonacid/open2_at.c b/src/libunixonacid/open2_at.c index 3afc4fb..0b07f0e 100644 --- a/src/libunixonacid/open2_at.c +++ b/src/libunixonacid/open2_at.c @@ -18,9 +18,11 @@ int open2_at (int dirfd, char const *file, int flags) { + int e = errno ; int fd ; do fd = openat(dirfd, file, flags) ; /* all systems supporting openat() have O_CLOEXEC */ while (fd == -1 && errno == EINTR) ; + if (fd >= 0) errno = e ; return fd ; } |