openpmix-src 0.1.0-rc.1

Vendored build of OpenPMIx, developed for use by the Lamellar runtime.
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/*
 * Copyright (c) 2004-2010 The Trustees of Indiana University and Indiana
 *                         University Research and Technology
 *                         Corporation.  All rights reserved.
 * Copyright (c) 2004-2011 The University of Tennessee and The University
 *                         of Tennessee Research Foundation.  All rights
 *                         reserved.
 * Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
 *                         University of Stuttgart.  All rights reserved.
 * Copyright (c) 2004-2005 The Regents of the University of California.
 *                         All rights reserved.
 * Copyright (c) 2006-2013 Los Alamos National Security, LLC.
 *                         All rights reserved.
 * Copyright (c) 2009-2012 Cisco Systems, Inc.  All rights reserved.
 * Copyright (c) 2011      Oak Ridge National Labs.  All rights reserved.
 * Copyright (c) 2013-2019 Intel, Inc.  All rights reserved.
 * Copyright (c) 2015      Mellanox Technologies, Inc.  All rights reserved.
 * Copyright (c) 2021-2025 Nanook Consulting  All rights reserved.
 * $COPYRIGHT$
 *
 * Additional copyrights may follow
 *
 * $HEADER$
 *
 */

#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <unistd.h>
#include <stdarg.h>

#include <pmix_common.h>

typedef struct {
    pthread_mutex_t mutex;
    pthread_cond_t cond;
    volatile bool active;
    pmix_status_t status;
    int count;
    char *answer;
    size_t evhandler_ref;
} mylock_t;

#define DEBUG_CONSTRUCT_LOCK(l)                \
    do {                                       \
        pthread_mutex_init(&(l)->mutex, NULL); \
        pthread_cond_init(&(l)->cond, NULL);   \
        (l)->active = true;                    \
        (l)->status = PMIX_SUCCESS;            \
        (l)->count = 0;                        \
        (l)->answer = NULL;                    \
        (l)->evhandler_ref = 0;                \
    } while (0)

#define DEBUG_DESTRUCT_LOCK(l)              \
    do {                                    \
        pthread_mutex_destroy(&(l)->mutex); \
        pthread_cond_destroy(&(l)->cond);   \
        if (NULL != (l)->answer) {          \
            free((l)->answer);              \
        }                                   \
    } while (0)

#define DEBUG_WAIT_THREAD(lck)                              \
    do {                                                    \
        pthread_mutex_lock(&(lck)->mutex);                  \
        while ((lck)->active) {                             \
            pthread_cond_wait(&(lck)->cond, &(lck)->mutex); \
        }                                                   \
        pthread_mutex_unlock(&(lck)->mutex);                \
    } while (0)

#define DEBUG_WAKEUP_THREAD(lck)              \
    do {                                      \
        pthread_mutex_lock(&(lck)->mutex);    \
        (lck)->active = false;                \
        pthread_cond_broadcast(&(lck)->cond); \
        pthread_mutex_unlock(&(lck)->mutex);  \
    } while (0)

/* define a structure for collecting returned
 * info from a query */
typedef struct {
    volatile bool active;
    mylock_t lock;
    pmix_status_t status;
    pmix_info_t *info;
    size_t ninfo;
} myquery_data_t;

#define DEBUG_CONSTRUCT_MYQUERY(q)          \
    do {                                    \
        (q)->active = false;                \
        DEBUG_CONSTRUCT_LOCK(&((q)->lock)); \
        (q)->status = PMIX_ERROR;           \
        (q)->info = NULL;                   \
        (q)->ninfo = 0;                     \
    } while (0)

#define DEBUG_DESTRUCT_MYQUERY(q)                  \
    do {                                           \
        DEBUG_DESTRUCT_LOCK(&((q)->lock));         \
        if (NULL != (q)->info) {                   \
            PMIX_INFO_FREE((q)->info, (q)->ninfo); \
        }                                          \
    } while (0)

/* define a structure for releasing when a given
 * nspace terminates */
typedef struct {
    mylock_t lock;
    char *nspace;
    int exit_code;
    bool exit_code_given;
} myrel_t;

#define DEBUG_CONSTRUCT_MYREL(r)            \
    do {                                    \
        DEBUG_CONSTRUCT_LOCK(&((r)->lock)); \
        (r)->nspace = NULL;                 \
        (r)->exit_code = 0;                 \
        (r)->exit_code_given = false;       \
    } while (0)

#define DEBUG_DESTRUCT_MYREL(r)            \
    do {                                   \
        DEBUG_DESTRUCT_LOCK(&((r)->lock)); \
        if (NULL != (r)->nspace) {         \
            free((r)->nspace);             \
        }                                  \
    } while (0)

#define EXAMPLES_HIDE_UNUSED_PARAMS(...)            \
    do {                                            \
        int __x = 3;                                \
        examples_hide_unused_params(__x, __VA_ARGS__);  \
    } while(0)

static inline void examples_hide_unused_params(int x, ...)
{
    va_list ap;

    va_start(ap, x);
    va_end(ap);
}