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/* virt-resize - interface to progress bar mini library
* Copyright (C) 2011 Red Hat Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <locale.h>
#include <caml/alloc.h>
#include <caml/custom.h>
#include <caml/fail.h>
#include <caml/memory.h>
#include <caml/mlvalues.h>
#include "progress.h"
#define Bar_val(v) (*((struct progress_bar **)Data_custom_val(v)))
static void
progress_bar_finalize (value barv)
{
struct progress_bar *bar = Bar_val (barv);
if (bar)
progress_bar_free (bar);
}
static struct custom_operations progress_bar_custom_operations = {
(char *) "progress_bar_custom_operations",
progress_bar_finalize,
custom_compare_default,
custom_hash_default,
custom_serialize_default,
custom_deserialize_default
};
value
virt_resize_progress_bar_init (value machine_readablev)
{
CAMLparam1 (machine_readablev);
CAMLlocal1 (barv);
struct progress_bar *bar;
int machine_readable = Bool_val (machine_readablev);
unsigned flags = 0;
/* XXX Have to do this to get nl_langinfo to work properly. However
* we should really only call this from main.
*/
setlocale (LC_ALL, "");
if (machine_readable)
flags |= PROGRESS_BAR_MACHINE_READABLE;
bar = progress_bar_init (flags);
if (bar == NULL)
caml_raise_out_of_memory ();
barv = caml_alloc_custom (&progress_bar_custom_operations,
sizeof (struct progress_bar *), 0, 1);
Bar_val (barv) = bar;
CAMLreturn (barv);
}
value
virt_resize_progress_bar_reset (value barv)
{
CAMLparam1 (barv);
struct progress_bar *bar = Bar_val (barv);
progress_bar_reset (bar);
CAMLreturn (Val_unit);
}
value
virt_resize_progress_bar_set (value barv,
value positionv, value totalv)
{
CAMLparam3 (barv, positionv, totalv);
struct progress_bar *bar = Bar_val (barv);
uint64_t position = Int64_val (positionv);
uint64_t total = Int64_val (totalv);
progress_bar_set (bar, position, total);
CAMLreturn (Val_unit);
}
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