(ENCODE_FILE): Moved from fileio.c. Use

default-file-name-coding-system if file-name-coding-system is nil.
(DECODE_FILE): New macro.

1 files changed, 22 insertions, 0 deletions

diff --git a/src/coding.h b/src/coding.h
index 61b4402a902..1c1e3f798de 100644
--- a/src/coding.h
+++ b/src/coding.h
@@ -487,6 +487,28 @@ struct coding_system
       s2 = c2 + 0x7E;                                   \
   } while (0)
 
+/* Encode the file name NAME using the specified coding system
+   for file names, if any.  */
+#define ENCODE_FILE(name)                                                  \
+  (! NILP (Vfile_name_coding_system)                                       \
+   && XFASTINT (Vfile_name_coding_system) != 0                             \
+   ? Fencode_coding_string (name, Vfile_name_coding_system, Qt)            \
+   : (! NILP (Vdefault_file_name_coding_system)                            \
+      && XFASTINT (Vdefault_file_name_coding_system)                       \
+      ? Fencode_coding_string (name, Vdefault_file_name_coding_system, Qt) \
+      : name))
+
+/* Decode the file name NAME using the specified coding system
+   for file names, if any.  */
+#define DECODE_FILE(name)                                                  \
+  (! NILP (Vfile_name_coding_system)                                       \
+   && XFASTINT (Vfile_name_coding_system) != 0                             \
+   ? Fdecode_coding_string (name, Vfile_name_coding_system, Qt)            \
+   : (! NILP (Vdefault_file_name_coding_system)                            \
+      && XFASTINT (Vdefault_file_name_coding_system)                       \
+      ? Fdecode_coding_string (name, Vdefault_file_name_coding_system, Qt) \
+      : name))
+
 /* Extern declarations.  */
 extern int decode_coding P_ ((struct coding_system *, unsigned char *,
                               unsigned char *, int, int));