/* log - a generic logging facility in the spirit of log4j */
-/* Copyright (c) 2004-2019. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2004-2023. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
-/** @addtogroup XBT_log
- * @brief A generic logging facility in the spirit of log4j (grounding feature)
- *
- */
-
-/** @defgroup XBT_log_cats Existing log categories
- * @ingroup XBT_log
- * @brief (automatically extracted)
- *
- * This is the list of all existing log categories in SimGrid.
- * This list is automatically extracted from the source code by the tools/doxygen/xbt_log_extract_hierarchy.pl utility.
- *
- * It should thus contain every categories that are defined in the SimGrid library.
- * If you want to see the one defined in your code in addition, provide `--help-logs` on the command line of your
- * simulator.
- */
-
-/* XBT_LOG_MAYDAY: define this to replace the logging facilities with basic
- printf function. Useful to debug the logging facilities themselves, or to not make source analysis tools mad */
+/* Define the XBT_LOG_MAYDAY symbol to change all logging facilities into basic printfs, e.g. to debug the logs
+ * themselves. */
//#define XBT_LOG_MAYDAY
#ifndef XBT_LOG_H
#include <stdarg.h>
#include <stddef.h> /* NULL */
#include <stdio.h> /* FILE */
-#include <xbt/misc.h>
-SG_BEGIN_DECL()
+#include <xbt/base.h>
+SG_BEGIN_DECL
/**@brief Log priorities
* @ingroup XBT_log
*
xbt_log_priority_trace = 1, /**< enter and return of some functions */
xbt_log_priority_debug = 2, /**< crufty output */
xbt_log_priority_verbose = 3, /**< verbose output for the user wanting more */
- xbt_log_priority_info = 4, /**< output about the regular functionning */
+ xbt_log_priority_info = 4, /**< output about the regular functioning */
xbt_log_priority_warning = 5, /**< minor issue encountered */
xbt_log_priority_error = 6, /**< issue encountered */
xbt_log_priority_critical = 7, /**< major issue encountered */
* Implementation of XBT_LOG_NEW_SUBCATEGORY, which must declare "extern parent" in addition to avoid an extra
* declaration of root when XBT_LOG_NEW_SUBCATEGORY is called by XBT_LOG_NEW_CATEGORY */
#define XBT_LOG_NEW_SUBCATEGORY_helper(catName, parent, desc) \
- SG_BEGIN_DECL() \
+ SG_BEGIN_DECL \
extern void _XBT_LOGV_CTOR(catName)(void) XBT_ATTRIB_CONSTRUCTOR(600); \
+ SG_END_DECL \
void _XBT_LOGV_CTOR(catName)(void) \
{ \
XBT_LOG_EXTERNAL_CATEGORY(catName); \
- if (!_XBT_LOGV(catName).initialized) { \
- _xbt_log_cat_init(&_XBT_LOGV(catName), xbt_log_priority_uninitialized); \
- } \
+ (void)_xbt_log_cat_init(&_XBT_LOGV(catName), xbt_log_priority_uninitialized); \
} \
- SG_END_DECL() \
- XBT_EXPORT_NO_IMPORT s_xbt_log_category_t _XBT_LOGV(catName) = { \
+ s_xbt_log_category_t _XBT_LOGV(catName) = { \
&_XBT_LOGV(parent), \
NULL /* firstChild */, \
NULL /* nextSibling */, \
/* Functions you may call */
+/** Provide a log setting as if it were passed on the command line.
+ *
+ * Expected syntax:
+ * ( [category] "." [keyword] ":" value (" ")... )...
+ *
+ * where [category] is one the category names (see @ref XBT_log_cats for a complete list of the ones defined in the
+ * SimGrid library) and keyword is one of the following:
+ *
+ * - threshold: 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, no, yes, on, off.
+ * Default value: yes.
+ * - fmt: the format to use. See @ref log_use_conf_fmt for more information.
+ * - app or appender: the appender to use. See @ref log_use_conf_app for more information.
+ */
XBT_PUBLIC void xbt_log_control_set(const char* cs);
/* Forward declarations */
* @param cat the category (not only its name, but the variable)
* @param thresholdPriority the priority
*
- * Programatically alters a category's threshold priority (don't use).
+ * Programmatically alters a category's threshold priority (don't use).
*/
XBT_PUBLIC void xbt_log_threshold_set(xbt_log_category_t cat, e_xbt_log_priority_t thresholdPriority);
* @param cat the category (not only its name, but the variable)
* @param app the appender
*
- * Programatically sets the category's appender. (the preferred interface is through xbt_log_control_set())
+ * Programmatically sets the category's appender. (the preferred interface is through xbt_log_control_set())
*/
XBT_PUBLIC void xbt_log_appender_set(xbt_log_category_t cat, xbt_log_appender_t app);
/**
* @param cat the category (not only its name, but the variable)
* @param lay the layout
*
- * Programatically sets the category's layout. (the preferred interface is through xbt_log_control_set())
+ * Programmatically sets the category's layout. (the preferred interface is through xbt_log_control_set())
*/
XBT_PUBLIC void xbt_log_layout_set(xbt_log_category_t cat, xbt_log_layout_t lay);
* @param cat the category (not only its name, but the variable)
* @param additivity whether logging actions must be passed to parent.
*
- * Programatically sets whether the logging actions must be passed to the parent category.
+ * Programmatically sets whether the logging actions must be passed to the parent category.
* (the preferred interface is through xbt_log_control_set())
*/
XBT_PUBLIC void xbt_log_additivity_set(xbt_log_category_t cat, int additivity);
/* ********************************** */
/* Functions that you shouldn't call */
/* ********************************** */
+
+/** Retrieve and parse all log settings from the command line (don't call it directly) */
XBT_PUBLIC void xbt_log_init(int* argc, char** argv);
XBT_PUBLIC void _xbt_log_event_log(xbt_log_event_t ev, const char* fmt, ...) XBT_ATTRIB_PRINTF(2, 3);
XBT_PUBLIC int _xbt_log_cat_init(xbt_log_category_t category, e_xbt_log_priority_t priority);
-#ifdef DLL_EXPORT
-XBT_PUBLIC_DATA s_xbt_log_category_t _XBT_LOGV(XBT_LOG_ROOT_CAT);
-#else
-// If we `dllexport` the root log category, MinGW does not want us to take its address with the error:
-// > initializer element is not constant
-// When using auto-import, MinGW is happy.
-// We should handle this for non-root log categories as well.
extern s_xbt_log_category_t _XBT_LOGV(XBT_LOG_ROOT_CAT);
-#endif
-
-extern xbt_log_appender_t xbt_log_default_appender;
-extern xbt_log_layout_t xbt_log_default_layout;
/* ********************** */
/* Public functions again */
*/
#define XBT_HELP(...) XBT_CINFO(xbt_help, __VA_ARGS__)
-SG_END_DECL()
-#endif /* ! _XBT_LOG_H_ */
+SG_END_DECL
+#endif /* XBT_LOG_H */