callproc.c (Fcall_process): Set the member dst_multibyte of process_coding.

src/ChangeLog

@@ -1,3 +1,8 @@
+2011-11-11  Kenichi Handa  <handa@m17n.org>
+
+	* callproc.c (Fcall_process): Set the member dst_multibyte of
+	process_coding.
+
 2011-11-11  Johan Bockgård  <bojohan@gnu.org>
 
 	* xdisp.c (fill_composite_glyph_string): Always set s->face, to

src/callproc.c

@@ -712,6 +712,7 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS)  */)
       /* If BUFFER is nil, we must read process output once and then
 	 discard it, so setup coding system but with nil.  */
       setup_coding_system (Qnil, &process_coding);
+      process_coding.dst_multibyte = 0;
     }
   else
     {
@@ -747,6 +748,8 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS)  */)
 	  && !NILP (val))
 	val = raw_text_coding_system (val);
       setup_coding_system (val, &process_coding);
+      process_coding.dst_multibyte
+	= ! NILP (BVAR (current_buffer, enable_multibyte_characters));
     }
   process_coding.src_multibyte = 0;