Docs: add directory handle header documentation

Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>

diff --git a/src/common/compat/directory-handle.h b/src/common/compat/directory-handle.h
index cc5c4cdd62cc40ca979b991b3c89f26e2064af5f..6f2df1ba18c2eeb4048f9a636979175456e6ed94 100644 (file)
--- a/src/common/compat/directory-handle.h
+++ b/src/common/compat/directory-handle.h
@@ -153,12 +153,19 @@ int lttng_directory_handle_create_subdirectory_recursive_as_user(
                const char *subdirectory_path,
                mode_t mode, const struct lttng_credentials *creds);
 
+/*
+ * Open a file descriptor to a path relative to a directory handle.
+ */
 LTTNG_HIDDEN
 int lttng_directory_handle_open_file(
                const struct lttng_directory_handle *handle,
                const char *filename,
                int flags, mode_t mode);
 
+/*
+ * Open a file descriptor to a path relative to a directory handle
+ * as a given user.
+ */
 LTTNG_HIDDEN
 int lttng_directory_handle_open_file_as_user(
                const struct lttng_directory_handle *handle,
@@ -166,17 +173,27 @@ int lttng_directory_handle_open_file_as_user(
                int flags, mode_t mode,
                const struct lttng_credentials *creds);
 
+/*
+ * Unlink a file to a path relative to a directory handle.
+ */
 LTTNG_HIDDEN
 int lttng_directory_handle_unlink_file(
                const struct lttng_directory_handle *handle,
                const char *filename);
 
+/*
+ * Unlink a file to a path relative to a directory handle as a given user.
+ */
 LTTNG_HIDDEN
 int lttng_directory_handle_unlink_file_as_user(
                const struct lttng_directory_handle *handle,
                const char *filename,
                const struct lttng_credentials *creds);
 
+/*
+ * Rename a file from a path relative to a directory handle to a new
+ * name relative to another directory handle.
+ */
 LTTNG_HIDDEN
 int lttng_directory_handle_rename(
                const struct lttng_directory_handle *old_handle,
@@ -184,6 +201,10 @@ int lttng_directory_handle_rename(
                const struct lttng_directory_handle *new_handle,
                const char *new_name);
 
+/*
+ * Rename a file from a path relative to a directory handle to a new
+ * name relative to another directory handle as a given user.
+ */
 LTTNG_HIDDEN
 int lttng_directory_handle_rename_as_user(
                const struct lttng_directory_handle *old_handle,
@@ -192,22 +213,36 @@ int lttng_directory_handle_rename_as_user(
                const char *new_name,
                const struct lttng_credentials *creds);
 
+/*
+ * Remove a subdirectory relative to a directory handle.
+ */
 LTTNG_HIDDEN
 int lttng_directory_handle_remove_subdirectory(
                const struct lttng_directory_handle *handle,
                const char *name);
 
+/*
+ * Remove a subdirectory relative to a directory handle as a given user.
+ */
 LTTNG_HIDDEN
 int lttng_directory_handle_remove_subdirectory_as_user(
                const struct lttng_directory_handle *handle,
                const char *name,
                const struct lttng_credentials *creds);
 
+/*
+ * Remove a subdirectory and remove its contents if it only
+ * consists in empty directories.
+ */
 LTTNG_HIDDEN
 int lttng_directory_handle_remove_subdirectory_recursive(
                const struct lttng_directory_handle *handle,
                const char *name);
 
+/*
+ * Remove a subdirectory and remove its contents if it only
+ * consists in empty directories as a given user.
+ */
 LTTNG_HIDDEN
 int lttng_directory_handle_remove_subdirectory_recursive_as_user(
                const struct lttng_directory_handle *handle,