- if the category has an appender, the message is passed to the
appender's doAppend() function,
- - if 'willLogToParent' is true for the category, the message is passed
- to the category's parent.
+ - if additivity is true for the category (which is the case by
+ default, and can be controlled by xbt_log_additivity_set()), the
+ message is passed to the category's parent.
-By default, only the root category have an appender, and 'willLogToParent'
-is true for any other category. This situation causes all messages to be
-logged by the root category's appender.
+By default, only the root category have an appender, and any other category has
+its additivity set to true. This causes all messages to be logged by the root
+category's appender.
The default appender function currently prints to stderr, and no other one
exist, even if more would be needed, like the one able to send the logs to a
*/
\f
+xbt_log_appender_t xbt_log_default_appender = NULL; /* set in log_init */
+
typedef struct {
char *catname;
e_xbt_log_priority_t thresh;
static xbt_dynar_t xbt_log_settings=NULL;
static void _free_setting(void *s) {
- xbt_log_setting_t set=(xbt_log_setting_t)s;
+ xbt_log_setting_t set=*(xbt_log_setting_t*)s;
if (set) {
free(set->catname);
-/* free(set); FIXME: uncommenting this leads to segfault when more than one chunk is passed as gras-log */
+ free(set);
}
}
int i,j;
char *opt;
+ /* create the default appender and install it in the root category,
+ which were already created (damnit. Too slow little beetle)*/
+ xbt_log_default_appender =
+ xbt_log_appender_file_new(xbt_log_layout_simple_new());
+ _XBT_LOGV(XBT_LOG_ROOT_CAT).appender = xbt_log_default_appender;
+
/* Set logs and init log submodule */
for (i=1; i<*argc; i++){
- if (!strncmp(argv[i],"--gras-log=",strlen("--gras-log=")) ||
- !strncmp(argv[i],"--surf-log=",strlen("--surf-log=")) ||
- !strncmp(argv[i],"--msg-log=",strlen("--msg-log=")) ||
- !strncmp(argv[i],"--simix-log=",strlen("--simix-log=")) ||
- !strncmp(argv[i],"--xbt-log=",strlen("--xbt-log="))){
-
- opt=strchr(argv[i],'=');
- opt++;
- xbt_log_control_set(opt);
- DEBUG1("Did apply '%s' as log setting",opt);
- /*remove this from argv*/
+ if (!strncmp(argv[i],"--log=",strlen("--log=")) ||
+ !strncmp(argv[i],"--gras-log=",strlen("--gras-log=")) ||
+ !strncmp(argv[i],"--surf-log=",strlen("--surf-log=")) ||
+ !strncmp(argv[i],"--msg-log=",strlen("--msg-log=")) ||
+ !strncmp(argv[i],"--simix-log=",strlen("--simix-log=")) ||
+ !strncmp(argv[i],"--xbt-log=",strlen("--xbt-log="))){
- for (j=i+1; j<*argc; j++){
- argv[j-1] = argv[j];
- }
-
- argv[j-1] = NULL;
- (*argc)--;
- i--; /* compensate effect of next loop incrementation */
+ opt=strchr(argv[i],'=');
+ opt++;
+ xbt_log_control_set(opt);
+ DEBUG1("Did apply '%s' as log setting",opt);
+ /*remove this from argv*/
+
+ for (j=i+1; j<*argc; j++){
+ argv[j-1] = argv[j];
+ }
+
+ argv[j-1] = NULL;
+ (*argc)--;
+ i--; /* compensate effect of next loop incrementation */
}
}
}
+static void log_cat_exit(xbt_log_category_t cat) {
+ xbt_log_category_t child;
+
+ if (cat->appender) {
+ if (cat->appender->layout) {
+ if (cat->appender->layout->free_)
+ cat->appender->layout->free_(cat->appender->layout);
+ free(cat->appender->layout);
+ }
+ if (cat->appender->free_)
+ cat->appender->free_(cat->appender);
+ free(cat->appender);
+ }
+
+
+ for(child=cat->firstChild ; child != NULL; child = child->nextSibling)
+ log_cat_exit(child);
+}
+
void xbt_log_exit(void) {
VERB0("Exiting log");
xbt_dynar_free(&xbt_log_settings);
+ log_cat_exit(&_XBT_LOGV(XBT_LOG_ROOT_CAT));
VERB0("Exited log");
}
while(1) {
xbt_log_appender_t appender = cat->appender;
if (appender != NULL) {
-
- appender->do_append(appender, ev, fmt);
+ xbt_assert1(appender->layout,"No valid layout for the appender of category %s",cat->name);
+ char *str= appender->layout->do_layout(appender->layout,
+ ev, fmt);
+ appender->do_append(appender, str);
}
- if (!cat->willLogToParent)
+ if (!cat->additivity)
break;
cat = cat->parent;
* initialization.
* Also resets threshold to inherited!
*/
-int _xbt_log_cat_init(e_xbt_log_priority_t priority,xbt_log_category_t category) {
+int _xbt_log_cat_init(xbt_log_category_t category,
+ e_xbt_log_priority_t priority) {
int cursor;
xbt_log_setting_t setting=NULL;
int found = 0;
category->appender = xbt_log_default_appender;
} else {
-#if (defined(_WIN32) && !defined(DLL_STATIC))
- if(!category->parent){
+ if (!category->parent)
category->parent = &_XBT_LOGV(XBT_LOG_ROOT_CAT);
- }
-#endif
xbt_log_parent_set(category, category->parent);
}
xbt_log_threshold_set(category, setting->thresh);
xbt_dynar_cursor_rm(xbt_log_settings,&cursor);
-
if (category->threshold <= xbt_log_priority_debug) {
_log_ev.cat = category;
_log_ev.priority = xbt_log_priority_debug;
if (parent->threshold == xbt_log_priority_uninitialized){
- _xbt_log_cat_init(xbt_log_priority_uninitialized/* ignored*/,
- parent);
+ _xbt_log_cat_init(parent,
+ xbt_log_priority_uninitialized/* ignored*/);
}
cat->threshold = parent->threshold;
}
-static void _xbt_log_parse_setting(const char* control_string,
- xbt_log_setting_t set) {
+static xbt_log_setting_t _xbt_log_parse_setting(const char* control_string) {
+
+ xbt_log_setting_t set = xbt_new(s_xbt_log_setting_t,1);
const char *name, *dot, *eq;
-
-
set->catname=NULL;
if (!*control_string)
- return;
+ return set;
DEBUG1("Parse log setting '%s'",control_string);
control_string += strspn(control_string, " ");
xbt_assert1(*dot == '.' && (*eq == '=' || *eq == ':'),
"Invalid control string '%s'",control_string);
- if (!strncmp(dot + 1, "thresh", min((size_t)(eq - dot - 1),strlen("thresh")))) {
+ if (!strncmp(dot + 1, "thresh", (size_t)(eq - dot - 1))) {
int i;
char *neweq=xbt_strdup(eq+1);
char *p=neweq-1;
if (i<xbt_log_priority_infinite) {
set->thresh= (e_xbt_log_priority_t) i;
} else {
- xbt_assert1(FALSE,"Unknown priority name: %s",eq+1);
+ THROW1(arg_error,0,
+ "Unknown priority name: %s (must be one of: trace,debug,verbose,info,warning,error,critical)",eq+1);
}
free(neweq);
} else {
char buff[512];
snprintf(buff,min(512,eq - dot - 1),"%s",dot+1);
- xbt_assert1(FALSE,"Unknown setting of the log category: %s",buff);
+ THROW1(arg_error,0,"Unknown setting of the log category: %s",buff);
}
set->catname=(char*)xbt_malloc(dot - name+1);
- strncpy(set->catname,name,dot-name);
+ memcpy(set->catname,name,dot-name);
set->catname[dot-name]='\0'; /* Just in case */
DEBUG1("This is for cat '%s'", set->catname);
+ return set;
}
static xbt_log_category_t _xbt_log_cat_searchsub(xbt_log_category_t cat,char *name) {
*
* - thres: category's threshold priority. Possible values:
* TRACE,DEBUG,VERBOSE,INFO,WARNING,ERROR,CRITICAL
+ * - add or additivity: whether the logging actions must be passed to
+ * the parent category.
+ * Possible values: 0, 1, yes, no.
+ * Default value: yes.
*
*/
void xbt_log_control_set(const char* control_string) {
xbt_log_setting_t set;
- char *cs;
- char *p;
- int done = 0;
- if (!control_string || control_string[0] == '\0')
+ /* To split the string in commands, and the cursors */
+ xbt_dynar_t set_strings;
+ char *str;
+ int cpt;
+
+ if (!control_string)
return;
DEBUG1("Parse log settings '%s'",control_string);
- if (control_string == NULL)
- return;
+
+ /* some initialization if this is the first time that this get called */
if (xbt_log_settings == NULL)
xbt_log_settings = xbt_dynar_new(sizeof(xbt_log_setting_t),
- _free_setting);
-
- set = xbt_new(s_xbt_log_setting_t,1);
- cs=xbt_strdup(control_string);
+ _free_setting);
+
+ /* split the string, and remove empty entries */
+ set_strings=xbt_str_split(control_string," ");
+ xbt_dynar_foreach(set_strings,cpt,str) {
+ xbt_str_trim(str,NULL);
+ if (str[0]=='\0') {
+ xbt_dynar_cursor_rm(set_strings,&cpt);
+ }
+ }
- xbt_str_strip_spaces(cs);
+ if (xbt_dynar_length(set_strings) == 0) { /* vicious user! */
+ xbt_dynar_free(&set_strings);
+ return;
+ }
- while (!done) {
+ /* Parse each entry and either use it right now (if the category was already
+ created), or store it for further use */
+ xbt_dynar_foreach(set_strings,cpt,str) {
xbt_log_category_t cat=NULL;
int found=0;
xbt_ex_t e;
- p=strrchr(cs,' ');
- if (p) {
- *p='\0';
- p++;
- } else {
- p=cs;
- done = 1;
- }
- _xbt_log_parse_setting(p,set);
+ set = _xbt_log_parse_setting(str);
TRY {
cat = _xbt_log_cat_searchsub(&_XBT_LOGV(root),set->catname);
RETHROW;
xbt_ex_free(e);
found = 0;
-
- DEBUG0("Store for further application");
- DEBUG1("push %p to the settings",(void*)set);
- xbt_dynar_push(xbt_log_settings,&set);
- /* malloc in advance the next slot */
- set = xbt_new(s_xbt_log_setting_t,1);
}
if (found) {
DEBUG0("Apply directly");
- free(set->catname);
xbt_log_threshold_set(cat,set->thresh);
+ _free_setting((void*)&set);
+ } else {
+
+ DEBUG0("Store for further application");
+ DEBUG1("push %p to the settings",(void*)set);
+ xbt_dynar_push(xbt_log_settings,&set);
}
}
- free(set);
- free(cs);
-
-
+ xbt_dynar_free(&set_strings);
}
void xbt_log_appender_set(xbt_log_category_t cat, xbt_log_appender_t app) {
-
cat->appender = app;
-
+}
+
+void xbt_log_additivity_set(xbt_log_category_t cat, int additivity) {
+ cat->additivity = additivity;
}