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* [newlib-cygwin/main] Cygwin: implement fdclosedir
@ 2024-02-01 11:39 Corinna Vinschen
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From: Corinna Vinschen @ 2024-02-01 11:39 UTC (permalink / raw)
To: cygwin-cvs
https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=d72be712aa1e88f20a2cc0606c6d7b0928923848
commit d72be712aa1e88f20a2cc0606c6d7b0928923848
Author: Corinna Vinschen <corinna@vinschen.de>
AuthorDate: Tue Jan 23 13:41:14 2024 +0100
Commit: Corinna Vinschen <corinna@vinschen.de>
CommitDate: Wed Jan 31 20:11:57 2024 +0100
Cygwin: implement fdclosedir
fdclosedir is BSD-only but already present in dirent.h for a couple
of years.
Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
Diff:
---
winsup/cygwin/cygwin.din | 1 +
winsup/cygwin/dir.cc | 34 ++++++++++++++++++++++++++++------
winsup/cygwin/include/cygwin/version.h | 3 ++-
winsup/cygwin/release/3.6.0 | 2 ++
4 files changed, 33 insertions(+), 7 deletions(-)
diff --git a/winsup/cygwin/cygwin.din b/winsup/cygwin/cygwin.din
index 4539496d19cb..049be4cd0377 100644
--- a/winsup/cygwin/cygwin.din
+++ b/winsup/cygwin/cygwin.din
@@ -520,6 +520,7 @@ fcvt SIGFE
fcvtbuf SIGFE
fcvtf SIGFE
fdatasync SIGFE
+fdclosedir SIGFE
fdim NOSIGFE
fdimf NOSIGFE
fdiml NOSIGFE
diff --git a/winsup/cygwin/dir.cc b/winsup/cygwin/dir.cc
index 2e0f03b902c0..82797a41f4c1 100644
--- a/winsup/cygwin/dir.cc
+++ b/winsup/cygwin/dir.cc
@@ -267,9 +267,8 @@ rewinddir (DIR *dir)
__endtry
}
-/* closedir: POSIX 5.1.2.1 */
-extern "C" int
-closedir (DIR *dir)
+static int
+closedir_worker (DIR *dir, int *fdret)
{
__try
{
@@ -280,21 +279,44 @@ closedir (DIR *dir)
int res = ((fhandler_base *) dir->__fh)->closedir (dir);
- close (dir->__d_fd);
+ if (fdret)
+ *fdret = dir->__d_fd;
+ else
+ close (dir->__d_fd);
+
free (dir->__d_dirname);
free (dir->__d_dirent);
free (dir);
- syscall_printf ("%R = closedir(%p)", res, dir);
return res;
}
set_errno (EBADF);
}
__except (EFAULT) {}
__endtry
- syscall_printf ("%R = closedir(%p)", -1, dir);
return -1;
}
+/* closedir: POSIX 5.1.2.1 */
+extern "C" int
+closedir (DIR *dir)
+{
+ int res;
+
+ res = closedir_worker (dir, NULL);
+ syscall_printf ("%R = closedir(%p)", res, dir);
+ return res;
+}
+
+extern "C" int
+fdclosedir (DIR *dir)
+{
+ int fd = -1;
+
+ closedir_worker (dir, &fd);
+ syscall_printf ("%d = fdclosedir(%p)", fd, dir);
+ return fd;
+}
+
/* mkdir: POSIX 5.4.1.1 */
extern "C" int
mkdir (const char *dir, mode_t mode)
diff --git a/winsup/cygwin/include/cygwin/version.h b/winsup/cygwin/include/cygwin/version.h
index ceff10115aad..e21e04addd8c 100644
--- a/winsup/cygwin/include/cygwin/version.h
+++ b/winsup/cygwin/include/cygwin/version.h
@@ -487,12 +487,13 @@ details. */
350: Add close_range.
351: Add getlocalename_l.
352: Implement dirent.d_reclen.
+ 353: Implement fdclosedir.
Note that we forgot to bump the api for ualarm, strtoll, strtoull,
sigaltstack, sethostname. */
#define CYGWIN_VERSION_API_MAJOR 0
-#define CYGWIN_VERSION_API_MINOR 352
+#define CYGWIN_VERSION_API_MINOR 353
/* There is also a compatibity version number associated with the shared memory
regions. It is incremented when incompatible changes are made to the shared
diff --git a/winsup/cygwin/release/3.6.0 b/winsup/cygwin/release/3.6.0
index 6b0ec5dbce3a..fe933d8c74cc 100644
--- a/winsup/cygwin/release/3.6.0
+++ b/winsup/cygwin/release/3.6.0
@@ -3,6 +3,8 @@ What's new:
- New API call: getlocalename_l.
+- New API call: fdclosedir.
+
What changed:
-------------
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