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(code_convert_region_unwind): Argument format changed.

Browse source 
(run_pre_post_conversion_on_str): If pre-write-conversion function
changed the current buffer, delete the new buffer.
(run_pre_write_conversin_on_c_str): Likewise.
This commit is contained in:
Kenichi Handa 2005-09-14 07:06:20 +00:00
parent 2b046a720b
commit 24a2b28227
2 changed files with 27 additions and 7 deletions
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29
src/coding.c
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@ -5353,8 +5353,8 @@ static int shrink_conversion_region_threshhold = 1024;
} \
} while (0)
/* ARG is (CODING . BUFFER) where CODING is what to be set in
Vlast_coding_system_used and BUFFER if non-nil is a buffer to
/* ARG is (CODING BUFFER ...) where CODING is what to be set in
Vlast_coding_system_used and the remaining elements are buffers to
kill. */
static Lisp_Object
code_convert_region_unwind (arg)
@ -5362,8 +5362,8 @@ code_convert_region_unwind (arg)
{
inhibit_pre_post_conversion = 0;
Vlast_coding_system_used = XCAR (arg);
if (! NILP (XCDR (arg)))
Fkill_buffer (XCDR (arg));
for (arg = XCDR (arg); ! NILP (arg); arg = XCDR (arg))
Fkill_buffer (XCAR (arg));
return Qnil;
}
@ -6081,6 +6081,7 @@ run_pre_post_conversion_on_str (str, coding, encodep)
int multibyte = STRING_MULTIBYTE (str);
Lisp_Object old_deactivate_mark;
Lisp_Object buffer_to_kill;
Lisp_Object unwind_arg;
record_unwind_protect (Fset_buffer, Fcurrent_buffer ());
/* It is not crucial to specbind this. */
@ -6091,15 +6092,25 @@ run_pre_post_conversion_on_str (str, coding, encodep)
unibyte<->multibyte conversion. For that, we adjust the
multibyteness of the working buffer to that of STR. */
buffer_to_kill = set_conversion_work_buffer (multibyte);
record_unwind_protect (code_convert_region_unwind,
Fcons (Vlast_coding_system_used, buffer_to_kill));
if (NILP (buffer_to_kill))
unwind_arg = Fcons (Vlast_coding_system_used, Qnil);
else
unwind_arg = list2 (Vlast_coding_system_used, buffer_to_kill);
record_unwind_protect (code_convert_region_unwind, unwind_arg);
insert_from_string (str, 0, 0,
SCHARS (str), SBYTES (str), 0);
UNGCPRO;
inhibit_pre_post_conversion = 1;
if (encodep)
call2 (coding->pre_write_conversion, make_number (BEG), make_number (Z));
{
struct buffer *prev = current_buffer;
call2 (coding->pre_write_conversion, make_number (BEG), make_number (Z));
if (prev != current_buffer)
/* We must kill the current buffer too. */
Fsetcdr (unwind_arg, Fcons (Fcurrent_buffer (), XCDR (unwind_arg)));
}
else
{
Vlast_coding_system_used = coding->symbol;
@ -6133,6 +6144,7 @@ run_pre_write_conversin_on_c_str (str, size, nchars, nbytes, coding)
{
struct gcpro gcpro1, gcpro2;
struct buffer *cur = current_buffer;
struct buffer *prev;
Lisp_Object old_deactivate_mark, old_last_coding_system_used;
Lisp_Object args[3];
Lisp_Object buffer_to_kill;
@ -6149,6 +6161,7 @@ run_pre_write_conversin_on_c_str (str, size, nchars, nbytes, coding)
insert_1_both (*str, nchars, nbytes, 0, 0, 0);
UNGCPRO;
inhibit_pre_post_conversion = 1;
prev = current_buffer;
args[0] = coding->pre_write_conversion;
args[1] = make_number (BEG);
args[2] = make_number (Z);
@ -6168,6 +6181,8 @@ run_pre_write_conversin_on_c_str (str, size, nchars, nbytes, coding)
bcopy (BEG_ADDR, *str, coding->produced);
coding->src_multibyte
= ! NILP (current_buffer->enable_multibyte_characters);
if (prev != current_buffer)
Fkill_buffer (Fcurrent_buffer ());
set_buffer_internal (cur);
if (! NILP (buffer_to_kill))
Fkill_buffer (buffer_to_kill);