Opt: Calling hooks, config opts added

[libucw.git] / ucw / conf.h

diff --git a/ucw/conf.h b/ucw/conf.h
index fc228eb86826cb1bb15c0d38e0739306b13681cc..0ff991309f146bfb1505c77ed7fa9a2d23219239 100644 (file)
--- a/ucw/conf.h
+++ b/ucw/conf.h
@@ -41,7 +41,7 @@ struct cf_context *cf_new_context(void);
  * of the context is freed, which includes memory obtained by calls to
  * cf_malloc().
  **/
-void cf_free_context(struct cf_context *cc);
+void cf_delete_context(struct cf_context *cc);
 
 /**
  * Make the given configuration context current and return the previously
@@ -63,6 +63,7 @@ struct cf_context *cf_switch_context(struct cf_context *cc);
  * configuration specified in the file are undone.
  **/
 int cf_load(const char *file);
+
 /**
  * Reload configuration from @file, replace the old one.
  * If @file is NULL, reload all loaded configuration files and re-apply
@@ -71,6 +72,7 @@ int cf_load(const char *file);
  * settings are rolled back to the state before calling this function.
  **/
 int cf_reload(const char *file);
+
 /**
  * Parse some part of configuration passed in @string.
  * The syntax is the same as in the <<config:,configuration file>>.
@@ -97,6 +99,12 @@ void cf_open_group(void);
  **/
 int cf_close_group(void);
 
+/**
+ * Return all configuration items to their initial state before loading the
+ * configuration file. If journalling is disabled, it does nothing.
+ **/
+void cf_revert(void);
+
 /*** === Data types [[conf_types]] ***/
 
 enum cf_class {                                /** Class of the configuration item. **/
@@ -480,8 +488,17 @@ void cf_journal_rollback_transaction(uns new_pool, struct cf_journal_item *oldj)
  * If @allow_unknown is set to 0 and a variable not described in @sec
  * is found in the configuration file, it produces an error.
  * If you set it to 1, all such variables are ignored.
+ *
+ * Please note that a single section definition cannot be used in multiple
+ * configuration contexts simultaneously.
  **/
 void cf_declare_section(const char *name, struct cf_section *sec, uns allow_unknown);
+/**
+ * Like @cf_declare_section(), but instead of item pointers, the section
+ * contains offsets relative to @ptr. In other words, it does the same
+ * as `CF_SECTION`, but for top-level sections.
+ **/
+void cf_declare_rel_section(const char *name, struct cf_section *sec, void *ptr, uns allow_unknown);
 /**
  * If you have a section in a structure and you want to initialize it
  * (eg. if you want a copy of default values outside the configuration),