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(status_notify): If Vprocess_alist changes within

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the loop, do the whole loop again.
This commit is contained in:
Karl Heuer 1995-05-18 16:54:42 +00:00
parent c344d4be62
commit bf351cc2be
1 changed files with 80 additions and 75 deletions
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155
src/process.c
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@ -3386,6 +3386,7 @@ status_notify ()
register Lisp_Object proc, buffer;
Lisp_Object tail, msg;
struct gcpro gcpro1, gcpro2;
Lisp_Object old_process_alist;
tail = Qnil;
msg = Qnil;
@ -3395,87 +3396,91 @@ status_notify ()
reference. */
GCPRO2 (tail, msg);
for (tail = Vprocess_alist; !NILP (tail); tail = Fcdr (tail))
do
{
Lisp_Object symbol;
register struct Lisp_Process *p;
proc = Fcdr (Fcar (tail));
p = XPROCESS (proc);
if (XINT (p->tick) != XINT (p->update_tick))
old_process_alist = Vprocess_alist;
for (tail = Vprocess_alist; !NILP (tail); tail = Fcdr (tail))
{
XSETINT (p->update_tick, XINT (p->tick));
Lisp_Object symbol;
register struct Lisp_Process *p;
/* If process is still active, read any output that remains. */
if (XINT (p->infd) >= 0)
while (! EQ (p->filter, Qt)
&& read_process_output (proc, XINT (p->infd)) > 0);
proc = Fcdr (Fcar (tail));
p = XPROCESS (proc);
buffer = p->buffer;
/* Get the text to use for the message. */
if (!NILP (p->raw_status_low))
update_status (p);
msg = status_message (p->status);
/* If process is terminated, deactivate it or delete it. */
symbol = p->status;
if (CONSP (p->status))
symbol = XCONS (p->status)->car;
if (EQ (symbol, Qsignal) || EQ (symbol, Qexit)
|| EQ (symbol, Qclosed))
if (XINT (p->tick) != XINT (p->update_tick))
{
if (delete_exited_processes)
remove_process (proc);
else
deactivate_process (proc);
XSETINT (p->update_tick, XINT (p->tick));
/* If process is still active, read any output that remains. */
if (XINT (p->infd) >= 0)
while (! EQ (p->filter, Qt)
&& read_process_output (proc, XINT (p->infd)) > 0);
buffer = p->buffer;
/* Get the text to use for the message. */
if (!NILP (p->raw_status_low))
update_status (p);
msg = status_message (p->status);
/* If process is terminated, deactivate it or delete it. */
symbol = p->status;
if (CONSP (p->status))
symbol = XCONS (p->status)->car;
if (EQ (symbol, Qsignal) || EQ (symbol, Qexit)
|| EQ (symbol, Qclosed))
{
if (delete_exited_processes)
remove_process (proc);
else
deactivate_process (proc);
}
/* Now output the message suitably. */
if (!NILP (p->sentinel))
exec_sentinel (proc, msg);
/* Don't bother with a message in the buffer
when a process becomes runnable. */
else if (!EQ (symbol, Qrun) && !NILP (buffer))
{
Lisp_Object ro, tem;
struct buffer *old = current_buffer;
int opoint;
ro = XBUFFER (buffer)->read_only;
/* Avoid error if buffer is deleted
(probably that's why the process is dead, too) */
if (NILP (XBUFFER (buffer)->name))
continue;
Fset_buffer (buffer);
opoint = point;
/* Insert new output into buffer
at the current end-of-output marker,
thus preserving logical ordering of input and output. */
if (XMARKER (p->mark)->buffer)
SET_PT (marker_position (p->mark));
else
SET_PT (ZV);
if (point <= opoint)
opoint += XSTRING (msg)->size + XSTRING (p->name)->size + 10;
tem = current_buffer->read_only;
current_buffer->read_only = Qnil;
insert_string ("\nProcess ");
Finsert (1, &p->name);
insert_string (" ");
Finsert (1, &msg);
current_buffer->read_only = tem;
Fset_marker (p->mark, make_number (point), p->buffer);
SET_PT (opoint);
set_buffer_internal (old);
}
}
/* Now output the message suitably. */
if (!NILP (p->sentinel))
exec_sentinel (proc, msg);
/* Don't bother with a message in the buffer
when a process becomes runnable. */
else if (!EQ (symbol, Qrun) && !NILP (buffer))
{
Lisp_Object ro, tem;
struct buffer *old = current_buffer;
int opoint;
ro = XBUFFER (buffer)->read_only;
/* Avoid error if buffer is deleted
(probably that's why the process is dead, too) */
if (NILP (XBUFFER (buffer)->name))
continue;
Fset_buffer (buffer);
opoint = point;
/* Insert new output into buffer
at the current end-of-output marker,
thus preserving logical ordering of input and output. */
if (XMARKER (p->mark)->buffer)
SET_PT (marker_position (p->mark));
else
SET_PT (ZV);
if (point <= opoint)
opoint += XSTRING (msg)->size + XSTRING (p->name)->size + 10;
tem = current_buffer->read_only;
current_buffer->read_only = Qnil;
insert_string ("\nProcess ");
Finsert (1, &p->name);
insert_string (" ");
Finsert (1, &msg);
current_buffer->read_only = tem;
Fset_marker (p->mark, make_number (point), p->buffer);
SET_PT (opoint);
set_buffer_internal (old);
}
}
} /* end for */
} /* end for */
} while (! EQ (old_process_alist, Vprocess_alist));
update_mode_lines++; /* in case buffers use %s in mode-line-format */
redisplay_preserve_echo_area ();