/* layout_simple - a dumb log layout */
-/* Copyright (c) 2007, 2008, 2009, 2010. The SimGrid Team.
+/* Copyright (c) 2007-2011. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
static double format_begin_of_time = -1;
-#define append1(fmt,fmt2,elm) \
- do { \
- if (precision == -1) { \
- xbt_strbuff_append(buff, tmp=bprintf(fmt,elm)); \
- free(tmp); \
- } else { \
- xbt_strbuff_append(buff, tmp=bprintf(fmt2,precision,elm)); \
- free(tmp); \
- precision = -1; \
- } \
- } while (0)
-#define append2(fmt,elm,elm2) \
- do { \
- xbt_strbuff_append(buff, tmp=bprintf(fmt,elm,elm2)); \
- free(tmp); \
- precision = -1; \
- } while (0)
-
#define ERRMSG "Unknown %%%c sequence in layout format (%s).\nKnown sequences:\n" \
" what: %%m: user message %%c: log category %%p: log priority\n" \
" where:\n" \
" when: %%d: date %%r: app. age\n" \
" other: %%%%: %% %%n: new line %%e: plain space\n"
-
-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;
-
- 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() - format_begin_of_time);
- break;
-
- case 'm': /* user-provided message; LOG4J compliant */
- tmp2 = bvprintf(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 XBT_LOG_BUFF_SIZE (ev->buffer_size)
#undef check_overflow
#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)
+ if (p - ev->buffer >= XBT_LOG_BUFF_SIZE) { /* buffer overflow */ \
+ return 0; \
+ } else ((void)0)
+
+#define show_it(data,letter) \
+ do { \
+ if (precision == -1 && length == -1) { \
+ p += snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), "%" letter, data); \
+ } else if (precision == -1) { \
+ sprintf(tmpfmt,"%%%d" letter,length); \
+ p += snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), tmpfmt, data); \
+ length = -1; \
+ } else if (length == -1) { \
+ p += sprintf(p, "%.*" letter, \
+ (int) MIN(XBT_LOG_BUFF_SIZE - (p - ev->buffer), precision), \
+ data);\
+ precision = -1; \
+ } else { \
+ sprintf(tmpfmt,"%%%d.%d" letter,length, \
+ (int) MIN(XBT_LOG_BUFF_SIZE - (p - ev->buffer), precision));\
+ p += sprintf(p, tmpfmt, data);\
+ length = precision = -1; \
+ } \
+ check_overflow; \
+ } while (0)
+
+#define show_string(data) show_it(data, "s")
+#define show_int(data) show_it(data, "d")
+#define show_double(data) show_it(data, "f")
+
+static int xbt_log_layout_format_doit(xbt_log_layout_t l,
+ xbt_log_event_t ev,
+ const char *msg_fmt)
{
char *p, *q;
+ char tmpfmt[50];
int precision = -1;
+ int length = -1;
p = ev->buffer;
case '.': /* precision specifyier */
q++;
- q += sscanf(q, "%d", &precision);
+ 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 */
- if (precision == -1) {
- p += snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), "%s",
- ev->cat->name);
- check_overflow;
- } else {
- p += sprintf(p, "%.*s",
- (int) MIN(XBT_LOG_BUFF_SIZE - (p - ev->buffer),
- precision), ev->cat->name);
- check_overflow;
- precision = -1;
- }
+ show_string(ev->cat->name);
break;
case 'p': /* priority name; LOG4J compliant */
- if (precision == -1) {
- p += snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), "%s",
- xbt_log_priority_names[ev->priority]);
- check_overflow;
- } else {
- p += sprintf(p, "%.*s",
- (int) MIN(XBT_LOG_BUFF_SIZE - (p - ev->buffer),
- precision),
- xbt_log_priority_names[ev->priority]);
- check_overflow;
- precision = -1;
- }
+ show_string(xbt_log_priority_names[ev->priority]);
break;
case 'h': /* host name; SimGrid extension */
- if (precision == -1) {
- p += snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), "%s",
- gras_os_myname());
- check_overflow;
- } else {
- p += sprintf(p, "%.*s",
- (int) MIN(XBT_LOG_BUFF_SIZE - (p - ev->buffer),
- precision), gras_os_myname());
- check_overflow;
- precision = -1;
- }
+ show_string(gras_os_myname());
break;
case 't': /* thread name; LOG4J compliant */
- if (precision == -1) {
- p += snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), "%s",
- xbt_thread_self_name());
- check_overflow;
- } else {
- p += sprintf(p, "%.*s",
- (int) MIN(XBT_LOG_BUFF_SIZE - (p - ev->buffer),
- precision), xbt_thread_self_name());
- check_overflow;
- precision = -1;
- }
+ show_string(xbt_thread_self_name());
break;
case 'P': /* process name; SimGrid extension */
- if (precision == -1) {
- p += snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), "%s",
- xbt_procname());
- check_overflow;
- } else {
- p += sprintf(p, "%.*s",
- (int) MIN(XBT_LOG_BUFF_SIZE - (p - ev->buffer),
- precision), xbt_procname());
- check_overflow;
- precision = -1;
- }
+ show_string(xbt_procname());
break;
case 'i': /* process PID name; SimGrid extension */
- if (precision == -1) {
- p += snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), "%d",
- (*xbt_getpid) ());
- check_overflow;
- } else {
- p += sprintf(p, "%.*d",
- (int) MIN(XBT_LOG_BUFF_SIZE - (p - ev->buffer),
- precision), (*xbt_getpid) ());
- check_overflow;
- precision = -1;
- }
+ show_int((*xbt_getpid) ());
break;
case 'F': /* file name; LOG4J compliant */
- if (precision == -1) {
- p += snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), "%s",
- ev->fileName);
- check_overflow;
- } else {
- p += sprintf(p, "%.*s",
- (int) MIN(XBT_LOG_BUFF_SIZE - (p - ev->buffer),
- precision), ev->fileName);
- check_overflow;
- precision = -1;
- }
+ show_string(ev->fileName);
break;
case 'l': /* location; LOG4J compliant */
if (precision == -1) {
}
break;
case 'L': /* line number; LOG4J compliant */
- if (precision == -1) {
- p += snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), "%d",
- ev->lineNum);
- check_overflow;
- } else {
- p += sprintf(p, "%.*d",
- (int) MIN(XBT_LOG_BUFF_SIZE - (p - ev->buffer),
- precision), ev->lineNum);
- check_overflow;
- precision = -1;
- }
+ show_int(ev->lineNum);
break;
case 'M': /* method (ie, function) name; LOG4J compliant */
- if (precision == -1) {
- p += snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), "%s",
- ev->functionName);
- check_overflow;
- } else {
- p += sprintf(p, "%.*s",
- (int) MIN(XBT_LOG_BUFF_SIZE - (p - ev->buffer),
- precision), ev->functionName);
- check_overflow;
- precision = -1;
- }
+ show_string(ev->functionName);
break;
case 'b': /* backtrace; called %throwable in LOG4J */
case 'B': /* short backtrace; called %throwable{short} in LOG4J */
e.remote = 0;
xbt_backtrace_current(&e);
if (*q == 'B') {
- if (precision == -1) {
- p += snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), "%s",
- e.bt_strings[2] + 8);
- check_overflow;
- } else {
- p += sprintf(p, "%.*s",
- (int) MIN(XBT_LOG_BUFF_SIZE - (p - ev->buffer),
- precision), e.bt_strings[2] + 8);
- check_overflow;
- precision = -1;
- }
+ show_string(e.bt_strings[2] + 8);
} else {
for (i = 2; i < e.used; i++)
if (precision == -1) {
break;
case 'd': /* date; LOG4J compliant */
- if (precision == -1) {
- p += snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), "%f",
- gras_os_time());
- check_overflow;
- } else {
- p += sprintf(p, "%.*f",
- (int) MIN(XBT_LOG_BUFF_SIZE - (p - ev->buffer),
- precision), gras_os_time());
- check_overflow;
- precision = -1;
- }
+ show_double(gras_os_time());
break;
case 'r': /* application age; LOG4J compliant */
- if (precision == -1) {
- p += snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), "%f",
- gras_os_time() - format_begin_of_time);
- check_overflow;
- } else {
- p += sprintf(p, "%.*f",
- (int) MIN(XBT_LOG_BUFF_SIZE - (p - ev->buffer),
- precision),
- gras_os_time() - format_begin_of_time);
- check_overflow;
- precision = -1;
- }
+ show_double(gras_os_time() - format_begin_of_time);
break;
case 'm': /* user-provided message; LOG4J compliant */
}
}
*p = '\0';
- app->do_append(app, ev->buffer);
+
+ return 1;
}
static void xbt_log_layout_format_free(xbt_log_layout_t lay)