1/*
2 * Copyright (c) 2008 Apple Computer, Inc.  All rights reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * The contents of this file constitute Original Code as defined in and
7 * are subject to the Apple Public Source License Version 1.1 (the
8 * "License").  You may not use this file except in compliance with the
9 * License.  Please obtain a copy of the License at
10 * http://www.apple.com/publicsource and read it before using this file.
11 *
12 * This Original Code and all software distributed under the License are
13 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
14 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
15 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
17 * License for the specific language governing rights and limitations
18 * under the License.
19 *
20 * @APPLE_LICENSE_HEADER_END@
21 */
22
23#include <inttypes.h>
24#include "libtop.h"
25#include "threads.h"
26#include "generic.h"
27#include "preferences.h"
28#include "uinteger.h"
29
30/* Return true if an error occurred. */
31static bool threadcount_insert_cell(struct statistic *s, const void *sample) {
32    const libtop_psamp_t *psamp = sample;
33    char thbuf[GENERIC_INT_SIZE];
34    char runbuf[GENERIC_INT_SIZE];
35    char buf[GENERIC_INT_SIZE * 2 + 1];
36    struct top_uinteger thtotal, thrun;
37
38    thtotal = top_uinteger_calc_result(psamp->th, psamp->p_th, 0ULL);
39    thrun = top_uinteger_calc_result(psamp->running_th, psamp->p_running_th,
40				     0ULL);
41
42    if(top_sprint_uinteger(thbuf, sizeof(thbuf), thtotal))
43	return true;
44
45    if(top_sprint_uinteger(runbuf, sizeof(runbuf), thrun))
46       return true;
47
48    if(-1 == (thrun.value > 0 ? snprintf(buf, sizeof(buf), "%s/%s", thbuf, runbuf) : snprintf(buf, sizeof(buf), "%s", thbuf)))
49	return true;
50
51    return generic_insert_cell(s, buf);
52}
53
54static struct statistic_callbacks callbacks = {
55    .draw = generic_draw,
56    .resize_cells = generic_resize_cells,
57    .move_cells = generic_move_cells,
58    .get_request_size = generic_get_request_size,
59    .get_minimum_size = generic_get_minimum_size,
60    .insert_cell = threadcount_insert_cell,
61    .reset_insertion = generic_reset_insertion
62};
63
64struct statistic *top_threadcount_create(WINDOW *parent, const char *name) {
65    return create_statistic(STATISTIC_THREADS, parent, NULL, &callbacks,
66			    name);
67}
68