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SCP: Properly write debug output for commands run at the sim> prompt

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- Without regard to whether the circular buffer data is otherwise in
   use while instructions are executing.
- When a circular debug buffer is in use, avoid writing out the contents
  with the periodic open file flushes and only do so on returns to the
  sim> prompt and when debug is closed
This commit is contained in:
Mark Pizzolato
2023-11-12 12:49:07 -10:00
parent 4b8902cd06
commit 65d0ae2a44
4 changed files with 23 additions and 17 deletions
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17
sim_console.c
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@@ -1437,7 +1437,7 @@ for (i=(was_active_command ? sim_rem_cmd_active_line : 0);
sim_is_running = FALSE;
sim_rem_collect_all_registers ();
sim_stop_timer_services ();
sim_flush_buffered_files ();
sim_flush_buffered_files (TRUE);
if (rem->act == NULL) {
for (j=0; j < sim_rem_con_tmxr.lines; j++) {
TMLN *lpj = &sim_rem_con_tmxr.ldsc[j];
@@ -1468,7 +1468,7 @@ for (i=(was_active_command ? sim_rem_cmd_active_line : 0);
sim_is_running = FALSE;
sim_rem_collect_all_registers ();
sim_stop_timer_services ();
sim_flush_buffered_files ();
sim_flush_buffered_files (TRUE);
stat = SCPE_STOP;
_sim_rem_message ("RUN", stat);
_sim_rem_log_out (lp);
@@ -2414,13 +2414,18 @@ t_stat sim_set_deboff (int32 flag, CONST char *cptr)
{
if (cptr && (*cptr != 0)) /* now eol? */
return SCPE_2MARG;
if (sim_deb == NULL) /* no debug? */
return SCPE_OK;
if (sim_deb == NULL) { /* no debug? */
if (cptr != NULL)
return sim_messagef (SCPE_OK, "Debug not enabled\n");
else
return SCPE_OK;
}
if (sim_deb_switches & SWMASK ('B')) {
size_t offset = (sim_debug_buffer_inuse == sim_deb_buffer_size) ? sim_debug_buffer_offset : 0;
const char *bufmsg = "Circular Buffer Contents follow here:\n\n";
const char *bufmsg = "\nCircular Buffer Contents follow here:\n\n";
fwrite (bufmsg, 1, strlen (bufmsg), sim_deb);
if (sim_debug_buffer_inuse > 0)
fwrite (bufmsg, 1, strlen (bufmsg), sim_deb);
while (sim_debug_buffer_inuse > 0) {
size_t write_size = MIN (sim_deb_buffer_size - offset, sim_debug_buffer_inuse);