/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */

/*  

 *  (C) 2004 by Argonne National Laboratory.

 *      See COPYRIGHT in top-level directory.

 */

#ifndef ENV_H_INCLUDED

#define ENV_H_INCLUDED

/* Element of the list of environment variables */

typedef struct EnvData {

    const char *name, *value;

    const char *envvalue;     /* name=value form, for putenv */

    struct EnvData *nextData;

} EnvData;

typedef struct EnvInfo {

    int includeAll;      /* true if all environment variables should be 

			    included, false if none (other than those

			    explicitly listed below) should be included */

    EnvData *envPairs;   /* List of name,value pairs to be included */

    EnvData *envNames;   /* List of names to be included, using the 

			    current value in the environment */

} EnvInfo;

int MPIE_ArgsCheckForEnv( int, char *[], ProcessWorld *, EnvInfo ** );

int MPIE_EnvSetup( ProcessState *, char *[], char *[], int );

int MPIE_EnvInitData( EnvData *, int );

int MPIE_Putenv( ProcessWorld *, const char * );

int MPIE_UnsetAllEnv( char *[] );

#endif