startup_progress.c

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/*
 *    This file is part of darktable,
 *    Copyright (C) 2016 johannes hanika.
 *    Copyright (C) 2016, 2020 Tobias Ellinghaus.
 *    Copyright (C) 2020 Pascal Obry.
 *    Copyright (C) 2021 Sakari Kapanen.
 *    Copyright (C) 2022 Martin Bařinka.
 *    
 *    darktable 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 3 of the License, or
 *    (at your option) any later version.
 *    
 *    darktable 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 darktable.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 
#include "common/startup_progress.h"
 
#include <glib.h>
#include <stdarg.h>
 
// Set once at GUI startup, never cleared. NULL in every headless run.
static dt_startup_progress_handler_t _handler = NULL;
 
void dt_startup_progress_set_handler(dt_startup_progress_handler_t handler)
{
  _handler = handler;
}
 
void dt_startup_progress_report(const char *format, ...)
{
  if(_handler == NULL || format == NULL) return;
 
  va_list args;
  va_start(args, format);
  char *message = g_strdup_vprintf(format, args);
  va_end(args);
 
  if(message)
  {
    _handler(message);
    g_free(message);
  }
}
 
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