src/configfile.[ch]: Implement "cf_util_get_flag".

diff --git a/src/configfile.c b/src/configfile.c
index afc3e47..46624dc 100644 (file)
--- a/src/configfile.c
+++ b/src/configfile.c
@@ -1,6 +1,6 @@
 /**
  * collectd - src/configfile.c
- * Copyright (C) 2005-2009  Florian octo Forster
+ * Copyright (C) 2005-2010  Florian octo Forster
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License as published by the
@@ -1009,11 +1009,37 @@ int cf_util_get_boolean (const oconfig_item_t *ci, _Bool *ret_bool) /* {{{ */
                return (-1);
        }
 
-       *ret_bool = ci->values[0].value.boolean ? true : false;
+       *ret_bool = ci->values[0].value.boolean ? 1 : 0;
 
        return (0);
 } /* }}} int cf_util_get_boolean */
 
+int cf_util_get_flag (const oconfig_item_t *ci, /* {{{ */
+               unsigned int *ret_value, unsigned int flag)
+{
+       int status;
+       _Bool b;
+
+       if (ret_value == NULL)
+               return (EINVAL);
+
+       b = 0;
+       status = cf_util_get_boolean (ci, &b);
+       if (status != 0)
+               return (status);
+
+       if (b)
+       {
+               *ret_value |= flag;
+       }
+       else
+       {
+               *ret_value &= ~flag;
+       }
+
+       return (0);
+} /* }}} int cf_util_get_flag */
+
 /* Assures that the config option is a string. The string is then converted to
  * a port number using `service_name_to_port_number' and returned. Returns the
  * port number in the range [1-65535] or less than zero upon failure. */

diff --git a/src/configfile.h b/src/configfile.h
index 432e09f..519a6ff 100644 (file)
--- a/src/configfile.h
+++ b/src/configfile.h
@@ -2,7 +2,7 @@
 #define CONFIGFILE_H
 /**
  * collectd - src/configfile.h
- * Copyright (C) 2005,2006  Florian octo Forster
+ * Copyright (C) 2005-2010  Florian octo Forster
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License as published by the
@@ -103,6 +103,11 @@ int cf_util_get_int (const oconfig_item_t *ci, int *ret_value);
  * Otherwise, `ret_bool' is not changed and non-zero is returned. */
 int cf_util_get_boolean (const oconfig_item_t *ci, _Bool *ret_bool);
 
+/* Assures the config option is a boolean and set or unset the given flag in
+ * `ret_value' as appropriate. Returns non-zero on error. */
+int cf_util_get_flag (const oconfig_item_t *ci,
+               unsigned int *ret_value, unsigned int flag);
+
 /* Assures that the config option is a string. The string is then converted to
  * a port number using `service_name_to_port_number' and returned. Returns the
  * port number in the range [1-65535] or less than zero upon failure. */