static int xbt_log_layout_format_doit(xbt_log_layout_t l, xbt_log_event_t ev, const char *msg_fmt)
{
char *p = ev->buffer;
int rem_size = ev->buffer_size;
int precision = -1;
int length = -1;
char *q;
for (q = l->data ; *q != '\0' ; q++) {
if (*q == '%') {
q++;
handle_modifier:
switch (*q) {
case '\0':
fprintf(stderr, "Layout format (%s) ending with %%\n", (char *)l->data);
xbt_abort();
case '%':
*p = '%';
check_overflow(1);
break;
case 'n': /* platform-dependant line separator; LOG4J compliant */
*p = '\n';
check_overflow(1);
break;
case 'e': /* plain space; SimGrid extension */
*p = ' ';
check_overflow(1);
break;
case '.': /* precision specifier */
precision = strtol(q + 1, &q, 10);
goto handle_modifier;
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9': /* length modifier */
length = strtol(q, &q, 10);
goto handle_modifier;
case 'c': /* category name; LOG4J compliant
should accept a precision postfix to show the hierarchy */
show_string(ev->cat->name);
break;
case 'p': /* priority name; LOG4J compliant */
show_string(xbt_log_priority_names[ev->priority]);
break;
case 'h': /* host name; SimGrid extension */
show_string(SIMIX_host_self_get_name());
break;
case 't': /* thread name; LOG4J compliant */
show_string(SIMIX_process_self_get_name());
break;
case 'P': /* process name; SimGrid extension */
show_string(xbt_procname());
break;
case 'i': /* process PID name; SimGrid extension */
show_int(xbt_getpid());
break;
case 'F': /* file name; LOG4J compliant */
show_string(ev->fileName);
break;
case 'l': { /* location; LOG4J compliant */
int len, sz;
set_sz_from_precision();
len = snprintf(p, sz, "%s:%d", ev->fileName, ev->lineNum);
check_overflow(MIN(sz, len));
break;
}
case 'L': /* line number; LOG4J compliant */
show_int(ev->lineNum);
break;
case 'M': /* method (ie, function) name; LOG4J compliant */
show_string(ev->functionName);
break;
case 'b': /* backtrace; called %throwable in LOG4J */
case 'B': /* short backtrace; called %throwable{short} in LOG4J */
// TODO, backtrace
#if 0 && HAVE_BACKTRACE && HAVE_EXECINFO_H && HAVE_POPEN && defined(ADDR2LINE)
{
xbt_ex_t e("");
e.used = backtrace((void **) e.bt, XBT_BACKTRACE_SIZE);
e.bt_strings = NULL;
xbt_ex_setup_backtrace(&e);
if (*q == 'B') {
show_string(e.bt_strings[1] + 8);
} else {
xbt_strbuff_t buff = xbt_strbuff_new();
int i;
xbt_strbuff_append(buff, e.bt_strings[1] + 8);
for (i = 2; i < e.used; i++) {
xbt_strbuff_append(buff, "\n");
xbt_strbuff_append(buff, e.bt_strings[i] + 8);
}
show_string(buff->data);
xbt_strbuff_free(buff);
}
}
#else
show_string("(no backtrace on this arch)");
#endif
break;
case 'd': /* date; LOG4J compliant */
show_double(surf_get_clock());
break;
case 'r': /* application age; LOG4J compliant */
show_double(surf_get_clock() - format_begin_of_time);
break;
case 'm': { /* user-provided message; LOG4J compliant */
int len, sz;
set_sz_from_precision();
len = vsnprintf(p, sz, msg_fmt, ev->ap);
check_overflow(MIN(sz, len));
break;
}
default:
fprintf(stderr, ERRMSG, *q, (char *)l->data);
xbt_abort();
}
} else {
*p = *q;
check_overflow(1);
}
}
*p = '\0';
return 1;
}
static void xbt_log_layout_format_dynamic(xbt_log_layout_t l,
xbt_log_event_t ev,
const char *fmt,
xbt_log_appender_t app)
{
xbt_strbuff_t buff = xbt_strbuff_new();
char tmpfmt[50];
int precision = -1;
int length = -1;
char *q = l->data;
char *tmp;
char *tmp2;
while (*q != '\0') {
if (*q == '%') {
q++;
handle_modifier:
switch (*q) {
case '\0':
fprintf(stderr, "Layout format (%s) ending with %%\n",
(char *) l->data);
abort();
case '%':
xbt_strbuff_append(buff, "%");
break;
case 'n': /* platform-dependant line separator (LOG4J compliant) */
xbt_strbuff_append(buff, "\n");
break;
case 'e': /* plain space (SimGrid extension) */
xbt_strbuff_append(buff, " ");
break;
case '.': /* precision specifyier */
q++;
sscanf(q, "%d", &precision);
q += (precision>9?2:1);
goto handle_modifier;
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9': /* length modifier */
sscanf(q, "%d", &length);
q += (length>9?2:1);
goto handle_modifier;
case 'c': /* category name; LOG4J compliant
should accept a precision postfix to show the hierarchy */
append_string(ev->cat->name);
break;
case 'p': /* priority name; LOG4J compliant */
append_string(xbt_log_priority_names[ev->priority]);
break;
case 'h': /* host name; SimGrid extension */
append_string(gras_os_myname());
break;
case 't': /* thread name; LOG4J compliant */
append_string(xbt_thread_self_name());
break;
case 'P': /* process name; SimGrid extension */
append_string(xbt_procname());
break;
case 'i': /* process PID name; SimGrid extension */
append_int((*xbt_getpid) ());
break;
case 'F': /* file name; LOG4J compliant */
append_string(ev->fileName);
break;
case 'l': /* location; LOG4J compliant */
append2("%s:%d", ev->fileName, ev->lineNum);
precision = -1; /* Ignored */
break;
case 'L': /* line number; LOG4J compliant */
append_int(ev->lineNum);
break;
case 'M': /* method (ie, function) name; LOG4J compliant */
append_string(ev->functionName);
break;
case 'b': /* backtrace; called %throwable in LOG4J */
case 'B': /* short backtrace; called %throwable{short} in LOG4J */
#if defined(HAVE_EXECINFO_H) && defined(HAVE_POPEN) && defined(ADDR2LINE)
{
xbt_ex_t e;
int i;
e.used = backtrace((void **) e.bt, XBT_BACKTRACE_SIZE);
e.bt_strings = NULL;
e.msg = NULL;
e.remote = 0;
xbt_backtrace_current(&e);
if (*q == 'B') {
append_string(e.bt_strings[2] + 8);
} else {
for (i = 2; i < e.used; i++) {
append_string(e.bt_strings[i] + 8);
xbt_strbuff_append(buff, "\n");
}
}
xbt_ex_free(e);
}
#else
append_string("(no backtrace on this arch)");
#endif
break;
case 'd': /* date; LOG4J compliant */
append_double(gras_os_time());
break;
case 'r': /* application age; LOG4J compliant */
append_double(gras_os_time() - format_begin_of_time);
break;
case 'm': /* user-provided message; LOG4J compliant */
tmp2 = bvprintf(fmt, ev->ap_copy);
append_string(tmp2);
free(tmp2);
break;
default:
fprintf(stderr, ERRMSG, *q, (char *) l->data);
abort();
}
q++;
} else {
char tmp2[2];
tmp2[0] = *(q++);
tmp2[1] = '\0';
xbt_strbuff_append(buff, tmp2);
}
}
app->do_append(app, buff->data);
xbt_strbuff_free(buff);
}
