root/include/crm/common/group_internal.h

/* */

INCLUDED FROM

DEFINITIONS

1. pcmk__is_group

   1 /*
   2  * Copyright 2004-2024 the Pacemaker project contributors
   3  *
   4  * The version control history for this file may have further details.
   5  *
   6  * This source code is licensed under the GNU Lesser General Public License
   7  * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY.
   8  */
   9 
  10 #ifndef PCMK__CRM_COMMON_GROUP_INTERNAL__H
  11 #define PCMK__CRM_COMMON_GROUP_INTERNAL__H
  12 
  13 #include <stdio.h>                          // NULL
  14 #include <stdbool.h>                        // bool
  15 #include <crm/common/scheduler_types.h>     // pcmk_resource_t
  16 #include <crm/common/resources_internal.h>  // pcmk__rsc_variant_group etc.
  17 
  18 #ifdef __cplusplus
  19 extern "C" {
  20 #endif
  21 
  22 // Group resource flags (used in variant data)
  23 enum pcmk__group_flags {
  24     pcmk__group_ordered     = (1 << 0), // Members start sequentially
  25     pcmk__group_colocated   = (1 << 1), // Members must be on same node
  26 };
  27 
  28 /*!
  29  * \internal
  30  * \brief Check whether a resource is a group resource
  31  *
  32  * \param[in] rsc  Resource to check
  33  *
  34  * \return true if \p rsc is a group, otherwise false
  35  *
  36  * \note This does not return true if \p rsc is a clone of a group.
  37  */
  38 static inline bool
  39 pcmk__is_group(const pcmk_resource_t *rsc)
     /*  */
  40 {
  41     return (rsc != NULL) && (rsc->priv->variant == pcmk__rsc_variant_group);
  42 }
  43 
  44 #ifdef __cplusplus
  45 }
  46 #endif
  47 
  48 #endif // PCMK__CRM_COMMON_GROUP_INTERNAL__H

/* */