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[lvm-devel] [PATCH] New public functions lvm2_reload_config, lvm2_set_config_option and lvm2_reset_config_option.



---
 lib/lvm2.c |   52 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 lib/lvm2.h |   38 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 90 insertions(+), 0 deletions(-)

diff --git a/lib/lvm2.c b/lib/lvm2.c
index daf9a79..ac5e583 100644
--- a/lib/lvm2.c
+++ b/lib/lvm2.c
@@ -15,6 +15,30 @@
 #include "lvm2.h"
 #include "lib.h"
 #include "toolcontext.h"
+#include "archiver.h"
+#include "activate.h"
+#include "../tools/tools.h"
+
+
+static void _apply_settings(struct cmd_context *cmd)
+{
+  init_debug(cmd->current_settings.debug);
+  init_verbose(cmd->current_settings.verbose + VERBOSE_BASE_LEVEL);
+  init_test(cmd->current_settings.test);
+  init_full_scan_done(0);
+  init_mirror_in_sync(0);
+  
+  init_msg_prefix(cmd->default_settings.msg_prefix);
+  init_cmd_name(cmd->default_settings.cmd_name);
+
+  archive_enable(cmd, cmd->current_settings.archive);
+  backup_enable(cmd, cmd->current_settings.backup);
+
+  set_activation(cmd->current_settings.activation);
+
+  cmd->fmt = cmd->current_settings.fmt;
+  cmd->handles_missing_pvs = 0;
+}
 
 
 lvm2_handle_t lvm2_create(const char *sys_dir)
@@ -30,6 +54,8 @@ lvm2_handle_t lvm2_create(const char *sys_dir)
    * - bind logging to handle
    */
 
+  _apply_settings(cmd);
+
   return (lvm2_handle_t) cmd;
 }
 
@@ -40,3 +66,29 @@ void lvm2_destroy(lvm2_handle_t libh)
 
   return 1;
 }
+
+
+int lvm2_reload_config(lvm2_handle_t libh)
+{
+  int refresh;
+  
+  refresh = refresh_toolcontext((struct cmd_context *) libh);
+
+  if (refresh)
+    _apply_settings((struct cmd_context *) libh);
+
+  return refresh;
+}
+
+
+int lvm2_set_config_option(lvm2_handle_t libh, const char *option,
+			   const char *value)
+{
+  return 1;
+}
+
+
+int lvm2_reset_config_option(lvm2_handle_t libh, const char *option)
+{
+  return 1;
+}
diff --git a/lib/lvm2.h b/lib/lvm2.h
index b131fd7..b2c97d0 100644
--- a/lib/lvm2.h
+++ b/lib/lvm2.h
@@ -49,4 +49,42 @@ lvm2_handle_t lvm2_create(const char *sys_dir);
  */
 void lvm2_destroy(lvm2_handle_t h);
 
+/*
+ * lvm2_reload_config
+ *
+ * Description: Reload configuration files
+ *
+ * Returns:
+ *   0: error
+ *   1: success
+ */
+int lvm2_reload_config(lvm2_handle_t h);
+
+/*
+ * lvm2_set_config_option
+ *
+ * Description: Load an lvm config option into the existing configuration.
+ *   The formation of the option parameter is similar to the names
+ *   in /etc/lvm/lvm.conf.
+ *   An option within a section is specified with a '/' between the
+ *   section name and option.  For example, the 'filter' option in the
+ *   devices section is specified by 'devices/filter'
+ *
+ * Returns:
+ *   0: error
+ *   1: success
+ */
+int lvm2_set_config_option(lvm2_handle_t h, const char *option,
+			   const char *value);
+/*
+ * lvm2_remove_config_option
+ *
+ * Description:
+ *
+ * Returns:
+ *   0: error
+ *   1: success
+ */
+int lvm2_reset_config_option(lvm2_handle_t h, const char *option);
+
 #endif
-- 
1.6.0.4


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