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Sourcecode: alarm-clock-applet version File versions  Download package

util.c

/*
 * util.c -- Misc utilities
 * 
 * Copyright (C) 2007-2008 Johannes H. Jensen <joh@pseudoberries.com>
 * 
 * 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.
 * 
 * Authors:
 *          Johannes H. Jensen <joh@pseudoberries.com>
 */

#include <string.h>
#include <time.h>
#include <glib.h>
#include <glib-object.h>
#include "util.h"

/**
 * Calculates the alarm timestamp given hour, min and secs.
 */
time_t
get_alarm_timestamp (guint hour, guint minute, guint second)
{
      time_t now;
      struct tm *tm;
      
      time (&now);
      tm = localtime (&now);
      
      // Check if the alarm is for tomorrow
      if (hour < tm->tm_hour ||
            (hour == tm->tm_hour && minute < tm->tm_min) ||
            (hour == tm->tm_hour && minute == tm->tm_min && second < tm->tm_sec)) {
            
            g_debug("Alarm is for tomorrow.");
            tm->tm_mday++;
      }
      
      tm->tm_hour = hour;
      tm->tm_min = minute;
      tm->tm_sec = second;
      
      // DEBUG:
      char tmp[512];
      strftime (tmp, sizeof (tmp), "%c", tm);
      g_debug ("Alarm will trigger at %s", tmp);
      
      return mktime (tm);
}

/**
 * Construct a Uppercased name of filename without the extension.
 */
gchar *
to_basename (const gchar *filename)
{
      gint i, len;
      gchar *result;
      
      len = strlen (filename);
      // Remove extension
      for (i = len-1; i > 0; i--) {
            if (filename[i] == '.') {
                  break;
            }
      }
      
      if (i == 0)
            // Extension not found
            i = len;
      
      result = g_strndup (filename, i);
      
      // Make first character Uppercase
      result[0] = g_utf8_strup (result, 1)[0];
      
      return result;
}

/*
 * Run Command
 */
gboolean
command_run (const gchar *command) {
      GError *err = NULL;
      
      if (!g_spawn_command_line_async (command, &err)) {
            g_critical ("Could not launch `%s': %s", command, err->message);
            g_error_free (err);
            
            return FALSE;
      }
      
      return TRUE;
}

gboolean
is_executable_valid (gchar *executable)
{
    gchar *path;

    path = g_find_program_in_path (executable);

    if (path) {
            g_free (path);
            return TRUE;
    }

    return FALSE;
}


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