18.2.239. PMIx_Nspace_invalid

PMIx_Nspace_invalid — Test whether a pmix_nspace_t(5) is invalid

18.2.239.1. SYNOPSIS

#include <pmix.h>

bool PMIx_Nspace_invalid(const char *nspace);

18.2.239.1.1. Python Syntax

No Python equivalent

18.2.239.2. INPUT PARAMETERS

nspace: Pointer to the namespace (typically a pmix_nspace_t(5)) to be tested. May be NULL.

18.2.239.3. DESCRIPTION

Test whether a namespace is invalid. A namespace is considered invalid when the pointer is NULL or when the string is zero-length (empty). Any non-empty namespace string is considered valid.

18.2.239.4. RETURN VALUE

Returns true if the namespace is NULL or empty (invalid), and false if it contains at least one character (valid).

18.2.239.5. NOTES

PMIx_Nspace_invalid is an OpenPMIx convenience routine and is the backing implementation of the PMIX_NSPACE_INVALID macro. It is safe to call with a NULL argument.