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/*
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2005 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.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*
* @file
*/
#ifndef OPAL_PATH_H
#define OPAL_PATH_H
#include "opal_config.h"
#if defined(c_plusplus) || defined(__cplusplus)
extern "C" {
#endif
/**
* Locates a file with certain permissions
*
* @param fname File name
* @param pathv Array of search directories
* @param mode Permissions which must be satisfied (see access(2))
* @param envv Pointer to string containing environment
*
* @retval Full pathname of located file Success
* @retval NULL Failure
*
* Environment variables can appear in the form $variable at the
* start of a prefix path and will be replaced by the environment
* value if it is defined; otherwise the whole prefix is ignored.
* Environment variables must be followed by a path delimiter or
* end-of-string.
*
* The caller is responsible for freeing the returned string.
*/
OPAL_DECLSPEC char *opal_path_find(char *fname, char **pathv, int mode,
char **envv);
/**
* Locates a file with certain permissions from a list of search
* paths
*
* @param fname File name
* @param mode Target permissions which must be satisfied (see access(2))
* @param envv Pointer to environment list
* @param wrkdir Working directory
*
* @retval Full pathname of located file Success
* @retval NULL Failure
*
* Locates a file with certain permissions from the list of paths
* given by the $PATH environment variable. Replaces "." in the
* path with the working dir.
*
* The caller is responsible for freeing the returned string.
*/
OPAL_DECLSPEC char *opal_path_findv(char *fname, int mode,
char **envv, char *wrkdir);
#if defined(c_plusplus) || defined(__cplusplus)
}
#endif
#endif /* OPAL_PATH_H */
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