(Qcoding_system_history): New variable.

(syms_of_coding): Initialize it.
(Fread_coding_system): Use Qcoding_system_history.
This commit is contained in:
Richard M. Stallman 1997-09-04 05:58:20 +00:00
parent ea8b56b3c3
commit bb0115a22e

View file

@ -253,6 +253,7 @@ Lisp_Object Qcoding_system, Qeol_type;
Lisp_Object Qbuffer_file_coding_system;
Lisp_Object Qpost_read_conversion, Qpre_write_conversion;
Lisp_Object Qno_conversion, Qundecided;
Lisp_Object Qcoding_system_history;
extern Lisp_Object Qinsert_file_contents, Qwrite_region;
Lisp_Object Qcall_process, Qcall_process_region, Qprocess_argument;
@ -3118,7 +3119,7 @@ DEFUN ("read-coding-system", Fread_coding_system, Sread_coding_system, 1, 1, 0,
{
Lisp_Object val;
val = Fcompleting_read (prompt, Vobarray, Qcoding_system_p,
Qt, Qnil, Qnil, Qnil, Qnil);
Qt, Qnil, Qcoding_system_history, Qnil, Qnil);
return (XSTRING (val)->size == 0 ? Qnil : Fintern (val, Qnil));
}
@ -3863,6 +3864,10 @@ syms_of_coding ()
Qtarget_idx = intern ("target-idx");
staticpro (&Qtarget_idx);
Qcoding_system_history = intern ("coding-system-history");
staticpro (&Qcoding_system_history);
Fset (Qcoding_system_history, Qnil);
/* Target FILENAME is the first argument. */
Fput (Qinsert_file_contents, Qtarget_idx, make_number (0));
/* Target FILENAME is the third argument. */
@ -4104,7 +4109,7 @@ the cdr part is used for encoding a text to be sent to a process.");
"Table of extra Latin codes in the range 128..159 (inclusive).\n\
This is a vector of length 256.\n\
If Nth element is non-nil, the existence of code N in a file\n\
(or output of subprocess) doesn't prevent it to be detected as\n\
\(or output of subprocess) doesn't prevent it to be detected as\n\
a coding system of ISO 2022 variant which has a flag\n\
`accept-latin-extra-code' t (e.g. iso-latin-1) on reading a file\n\
or reading output of a subprocess.\n\