JNIEXPORT void SIGAR_JNI(ptql_SigarProcessQuery_destroy)
(JNIEnv *env, jobject obj)
{
sigar_ptql_query_t *query =
(sigar_ptql_query_t *)sigar_get_pointer(env, obj);
if (query) {
sigar_ptql_query_destroy(query);
sigar_set_pointer(env, obj, 0);
}
}
static sigar_pid_t rb_sigar_pid_get(rb_sigar_t *rbsigar, VALUE obj)
{
SIGAR;
if (TYPE(obj) == T_STRING) {
char *pid = StringValuePtr(obj);
if (sigar_isdigit(*pid)) {
obj = rb_str2inum(obj, 10);
/* fallthru */
}
else if ((RSTRING_LEN(obj) == 2) &&
(*pid == '$') && (*(pid + 1) == '$'))
{
return sigar_pid_get(sigar);
}
else {
/* XXX cache queries */
sigar_ptql_query_t *query;
sigar_ptql_error_t error;
int status =
sigar_ptql_query_create(&query, (char *)pid, &error);
if (status == SIGAR_OK) {
sigar_pid_t qpid;
sigar_ptql_re_impl_set(sigar, NULL, rbsigar_ptql_re_impl);
status = sigar_ptql_query_find_process(sigar, query, &qpid);
sigar_ptql_re_impl_set(sigar, NULL, NULL);
sigar_ptql_query_destroy(query);
if (status == SIGAR_OK) {
return qpid;
}
else {
RB_SIGAR_RAISE(sigar_strerror(sigar, status));
}
}
else {
RB_SIGAR_RAISE(error.message);
}
}
}
return NUM2UINT(obj);
}
static VALUE rb_sigar_proc_list(int argc, VALUE *argv, VALUE obj)
{
SIGAR_GET;
int status;
sigar_proc_list_t list;
VALUE RETVAL;
VALUE vptql;
rb_scan_args(argc, argv, "01", &vptql);
if (NIL_P(vptql)) {
status = sigar_proc_list_get(sigar, &list);
if (status != SIGAR_OK) {
RB_SIGAR_CROAK;
}
}
else {
sigar_ptql_query_t *query;
sigar_ptql_error_t error;
char *ptql = StringValuePtr(vptql);
status = sigar_ptql_query_create(&query, ptql, &error);
if (status != SIGAR_OK) {
RB_SIGAR_RAISE(error.message);
}
sigar_ptql_re_impl_set(sigar, NULL, rbsigar_ptql_re_impl);
status = sigar_ptql_query_find(sigar, query, &list);
sigar_ptql_re_impl_set(sigar, NULL, NULL);
sigar_ptql_query_destroy(query);
if (status != SIGAR_OK) {
RB_SIGAR_RAISE(sigar_strerror(sigar, status));
}
}
RETVAL = rb_sigar_new_intlist(&list.data[0],
list.number);
sigar_proc_list_destroy(sigar, &list);
return RETVAL;
}
