p4_sys.h

MPICH是MPI的重要研究,提供了一系列的接口函数,为并行计算的实现提供了编程环境.

/* We need strings before string for systems that have both (index is in 
   strings but not string) */
#if defined(HAVE_STRINGS_H)
#include <strings.h>
#if defined(HAVE_STRING_H) && defined(BOTH_STRING_INCS)
#include <string.h>
#endif
#else
#if defined(HAVE_STRING_H)
#include <string.h>
#else
#ifdef P4BSD
#include <strings.h>
#endif
#ifdef P4SYSV
#include <string.h>
#endif
#endif /* STRINGS_H */
#endif /* STRING_H */

#include "p4_patchlevel.h"
#include "p4_sock_util.h"    

#ifndef TRUE
#define TRUE  1
#endif
#ifndef FALSE
#define FALSE 0
#endif

/*****
extern int errno;
extern char *sys_errlist[];
*****/

#define PRECV_EOF -1

#ifndef LISTENER_ATTN_SIGNAL
#define LISTENER_ATTN_SIGNAL SIGUSR1
#endif

#define LISTENER_ID (-99)

#include "p4_defs.h"
#include "p4_sys_funcs.h"

#include "p4_macros.h"

#include "p4_globals.h"

#ifndef MAX_P4_CONN_BACKLOG
#define MAX_P4_CONN_BACKLOG 32
#endif

#ifdef P4_WITH_MPD
#include "bnr.h"    /* BNR interface to mpd */
#endif

/* This is sometimes found in sys/param.h.  We only need a long name */
#ifndef MAXHOSTNAMELEN
#define MAXHOSTNAMELEN 256
#endif

#define BEGIN_USER      101
#define END_USER        102
#define BEGIN_SEND      103
#define END_SEND        104
#define BEGIN_RECV      105
#define END_RECV        106
#define BEGIN_WAIT      107
#define END_WAIT        108

#define UPDATE_NUM_SUBPROBS     200
#define REQUEST_MONITOR_ENTRY   201
#define ENTER_MONITOR           202
#define EXIT_MONITOR            203
#define OPEN_DOOR               204
#define ENTER_DELAY_QUEUE       205
#define EXIT_DELAY_QUEUE        206
#define SECRET_EXIT_MONITOR     207
#define PBDONE                  208
#define PGDONE                  209