static pmix_status_t setup_app(char *nspace, pmix_list_t *ilist)
{
uint64_t unique_key[2];
char *string_key, *cs_env;
int fd_rand;
size_t bytes_read;
pmix_kval_t *kv;
/* put the number here - or else create an appropriate string. this just needs to
* eventually be a string variable
*/
if(-1 == (fd_rand = open("/dev/urandom", O_RDONLY))) {
transports_use_rand(unique_key);
} else {
bytes_read = read(fd_rand, (char *) unique_key, 16);
if(bytes_read != 16) {
transports_use_rand(unique_key);
}
close(fd_rand);
}
if (NULL == (string_key = transports_print(unique_key))) {
PMIX_ERROR_LOG(PMIX_ERR_OUT_OF_RESOURCE);
return PMIX_ERR_OUT_OF_RESOURCE;
}
if (PMIX_SUCCESS != pmix_mca_base_var_env_name("pmix_precondition_transports", &cs_env)) {
PMIX_ERROR_LOG(PMIX_ERR_OUT_OF_RESOURCE);
free(string_key);
return PMIX_ERR_OUT_OF_RESOURCE;
}
kv = PMIX_NEW(pmix_kval_t);
if (NULL == kv) {
free(string_key);
free(cs_env);
return PMIX_ERR_OUT_OF_RESOURCE;
}
kv->key = strdup(PMIX_SET_ENVAR);
kv->value = (pmix_value_t*)malloc(sizeof(pmix_value_t));
if (NULL == kv->value) {
free(string_key);
free(cs_env);
PMIX_RELEASE(kv);
return PMIX_ERR_OUT_OF_RESOURCE;
}
kv->value->type = PMIX_STRING;
if (0 > asprintf(&kv->value->data.string, "%s=%s", cs_env, string_key)) {
free(string_key);
free(cs_env);
PMIX_RELEASE(kv);
return PMIX_ERR_OUT_OF_RESOURCE;
}
pmix_list_append(ilist, &kv->super);
free(cs_env);
free(string_key);
return PMIX_SUCCESS;
}
static void add_to_env(char **params, char **values, char ***env)
{
int i;
char *name;
/* Loop through all the args that we've gotten and make env
vars of the form PMIX_MCA_PREFIX*=value. */
for (i = 0; NULL != params && NULL != params[i]; ++i) {
(void) pmix_mca_base_var_env_name (params[i], &name);
pmix_setenv(name, values[i], true, env);
free(name);
}
}
