+
+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();
+ int precision = -1;
+ char *q = l->data;
+ char *tmp;
+ char *tmp2;
+ int vres; /* shut gcc up, but ignored */
+
+ 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++;
+ q += sscanf(q, "%d", &precision);
+ goto handle_modifier;
+
+ case 'c': /* category name; LOG4J compliant
+ should accept a precision postfix to show the hierarchy */
+ append1("%s", "%.*s", ev->cat->name);
+ break;
+ case 'p': /* priority name; LOG4J compliant */
+ append1("%s", "%.*s", xbt_log_priority_names[ev->priority]);
+ break;
+
+ case 'h': /* host name; SimGrid extension */
+ append1("%s", "%.*s", gras_os_myname());
+ break;
+ case 't': /* thread name; LOG4J compliant */
+ append1("%s", "%.*s", xbt_thread_self_name());
+ break;
+ case 'P': /* process name; SimGrid extension */
+ append1("%s", "%.*s", xbt_procname());
+ break;
+ case 'i': /* process PID name; SimGrid extension */
+ append1("%d", "%.*d", (*xbt_getpid) ());
+ break;
+
+ case 'F': /* file name; LOG4J compliant */
+ append1("%s", "%.*s", 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 */
+ append1("%d", "%.*d", ev->lineNum);
+ break;
+ case 'M': /* method (ie, function) name; LOG4J compliant */
+ append1("%s", "%.*s", 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') {
+ append1("%s", "%.*s", e.bt_strings[2] + 8);
+ } else {
+ for (i = 2; i < e.used; i++)
+ append1("%s\n", "%.*s\n", e.bt_strings[i] + 8);
+ }
+
+ xbt_ex_free(e);
+ }
+#else
+ append1("%s", "%.*s", "(no backtrace on this arch)");
+#endif
+ break;
+
+ case 'd': /* date; LOG4J compliant */
+ append1("%f", "%.*f", gras_os_time());
+ break;
+ case 'r': /* application age; LOG4J compliant */
+ append1("%f", "%.*f", gras_os_time() - begin_of_time);
+ break;
+
+ case 'm': /* user-provided message; LOG4J compliant */
+ vres = vasprintf(&tmp2, fmt, ev->ap_copy);
+ append1("%s", "%.*s", 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);
+}
+
+#define check_overflow \
+ if (p-ev->buffer > XBT_LOG_BUFF_SIZE) { /* buffer overflow */ \
+ xbt_log_layout_format_dynamic(l,ev,msg_fmt,app); \
+ return;\
+ }
+static void xbt_log_layout_format_doit(xbt_log_layout_t l,
+ xbt_log_event_t ev,
+ const char *msg_fmt,
+ xbt_log_appender_t app)
+{
+ char *p, *q;
+ int precision = -1;
+
+ if (begin_of_time < 0)
+ begin_of_time = gras_os_time();
+
+ p = ev->buffer;