X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fdata%2Ffile-handle-def.h;h=df9a757835520df6cce509ee8019764c96c8faf1;hb=54b3aa8432383287c75b9baf954b7bf887126a0c;hp=ace0c6845bae170807a7f19fd80be0c1086b825c;hpb=be54f3fd7ac953c44df1a843a5b189eb5072f7e5;p=pspp

diff --git a/src/data/file-handle-def.h b/src/data/file-handle-def.h
index ace0c6845b..df9a757835 100644
--- a/src/data/file-handle-def.h
+++ b/src/data/file-handle-def.h
@@ -17,6 +17,7 @@
 #ifndef FILE_HANDLE_DEF_H
 #define FILE_HANDLE_DEF_H
 
+#include "libpspp/compiler.h"
 #include <stdbool.h>
 #include <stddef.h>
 
@@ -81,13 +82,12 @@ struct file_handle *fh_create_dataset (struct dataset *);
 const struct fh_properties *fh_default_properties (void);
 
 /* Reference management. */
-struct file_handle *fh_ref (struct file_handle *);
+struct file_handle *fh_ref (struct file_handle *) WARN_UNUSED_RESULT;
 void fh_unref (struct file_handle *);
 void fh_unname (struct file_handle *);
 
 /* Finding file handles. */
 struct file_handle *fh_from_id (const char *handle_name);
-struct file_handle *fh_from_file_name (const char *file_name);
 struct file_handle *fh_inline_file (void);
 
 /* Generic properties of file handles. */
@@ -96,6 +96,8 @@ const char *fh_get_name (const struct file_handle *);
 enum fh_referent fh_get_referent (const struct file_handle *);
 const char *fh_get_encoding (const struct file_handle *);
 
+bool fh_equal (const struct file_handle *, const struct file_handle *);
+
 /* Properties of FH_REF_FILE file handles. */
 const char *fh_get_file_name (const struct file_handle *);
 const char *fh_get_file_name_encoding (const struct file_handle *handle);