static int test_str(struct event_format *event,
struct filter_arg *arg, struct pevent_record *record)
{
const char *val;
if (arg->str.field == &comm)
val = get_comm(event, record);
else
val = get_field_str(arg, record);
switch (arg->str.type) {
case FILTER_CMP_MATCH:
return strcmp(val, arg->str.val) == 0;
case FILTER_CMP_NOT_MATCH:
return strcmp(val, arg->str.val) != 0;
case FILTER_CMP_REGEX:
/* Returns zero on match */
return !regexec(&arg->str.reg, val, 0, NULL, 0);
case FILTER_CMP_NOT_REGEX:
return regexec(&arg->str.reg, val, 0, NULL, 0);
default:
/* ?? */
return 0;
}
}
char* table_iter_get_str(HTableIterator iterator, int *err)
{
if ((! iterator) || (! iterator->cur_field))
{
if (err) *err = 1;
return NULL;
}
return get_field_str(iterator->cur_field, err);
}
char* table_iter_get_strs(HTableIterator iterator, int *err)
{
if ((! iterator) || (! iterator->cur_field))
{
if (err) *err = 1;
return NULL;
}
if (iterator->stat_buf)
free(iterator->stat_buf);
iterator->stat_buf = get_field_str(iterator->cur_field, err);
return iterator->stat_buf;
}
char* table_get_str(HTable table, char *field, char *dflt, int *err)
{
SField *f;
char *s = NULL;
int e;
if ((f = find_field(table, field)) && (s = get_field_str(f, &e)) && !e)
{
if (err) *err = 0;
return strdup(s);
}
if (err)
*err = f? e : 1;
if (s)
free(s);
return dflt? strdup(dflt) : NULL;
}
char* table_get_strs(HTable table, char *field, char *dflt, int *err)
{
SField *f;
char *s;
int e;
if (table && table->stat_buf)
{
free(table->stat_buf);
table->stat_buf = NULL;
}
if (table && (f = find_field(table, field)) &&
(s = get_field_str(f, &e)))
table->stat_buf = s;
if (! table || ! f || e) s = dflt;
if (err) *err = (table && f)? e : 1;
return s;
}
