directory-handle: query if instance is backed by a file descriptor

[lttng-tools.git] / src / common / compat / directory-handle.c

diff --git a/src/common/compat/directory-handle.c b/src/common/compat/directory-handle.c
index 9548da216298ff23980e5e84dcf8cc24975c5608..729f69cb9ca41060cd4503f6fc70338a10ffe4bc 100644 (file)
--- a/src/common/compat/directory-handle.c
+++ b/src/common/compat/directory-handle.c
@@ -248,6 +248,13 @@ int lttng_directory_handle_stat(const struct lttng_directory_handle *handle,
        return fstatat(handle->dirfd, path, st, 0);
 }
 
        return fstatat(handle->dirfd, path, st, 0);
 }
 

+LTTNG_HIDDEN
+bool lttng_directory_handle_uses_fd(
+               const struct lttng_directory_handle *handle)
+{
+       return handle->dirfd != AT_FDCWD;
+}
+

 static
 int lttng_directory_handle_mkdir(
                const struct lttng_directory_handle *handle,
 static
 int lttng_directory_handle_mkdir(
                const struct lttng_directory_handle *handle,


@@ -617,6 +624,13 @@ end:
        return ret;
 }
 
        return ret;
 }
 

+LTTNG_HIDDEN
+bool lttng_directory_handle_uses_fd(
+               const struct lttng_directory_handle *handle)
+{
+       return false;
+}
+

 static
 int lttng_directory_handle_mkdir(const struct lttng_directory_handle *handle,
                const char *subdirectory, mode_t mode)
 static
 int lttng_directory_handle_mkdir(const struct lttng_directory_handle *handle,
                const char *subdirectory, mode_t mode)