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opal_getcwd.h
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1 /*
2 * Copyright (c) 2007 Cisco Systems, Inc. All rights reserved.
3 * $COPYRIGHT$
4 *
5 * Additional copyrights may follow
6 *
7 * $HEADER$
8 */
9
10 /**
11 * @file
12 *
13 * Per https://svn.open-mpi.org/trac/ompi/ticket/933, use a
14 * combination of $PWD and getcwd() to find the current working
15 * directory.
16 */
17
18 #ifndef OPAL_GETCWD_H
19 #define OPAL_GETCWD_H
20
21 #include "opal_config.h"
22
23 BEGIN_C_DECLS
24
25 /**
26 * Per https://svn.open-mpi.org/trac/ompi/ticket/933, use a
27 * combination of $PWD and getcwd() to find the current working
28 * directory.
29 *
30 * Use $PWD instead of getcwd() a) if $PWD exists and b) is a valid
31 * synonym for the results from getcwd(). If both of these conditions
32 * are not met, just fall back and use the results of getcwd().
33 *
34 * @param buf Caller-allocated buffer to put the result
35 * @param size Length of the buf array
36 *
37 * @retval OPAL_ERR_OUT_OF_RESOURCE If internal malloc() fails.
38 * @retval OPAL_ERR_TEMP_OUT_OF_RESOURCE If the supplied buf buffer
39 * was not long enough to handle the result.
40 * @retval OPAL_ERR_BAD_PARAM If buf is NULL or size>INT_MAX
41 * @retval OPAL_ERR_IN_ERRNO If an other error occurred
42 * @retval OPAL_SUCCESS If all went well and a valid value was placed
43 * in the buf buffer.
44 */
45 OPAL_DECLSPEC int opal_getcwd(char *buf, size_t size);
46
47
48 END_C_DECLS
49
50 #endif /* OPAL_GETCWD_H */
opal_getcwd
BEGIN_C_DECLS OPAL_DECLSPEC int opal_getcwd(char *buf, size_t size)
Per https://svn.open-mpi.org/trac/ompi/ticket/933, use a combination of $PWD and getcwd() to find the...
Definition: opal_getcwd.c:36