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/* Evolution calendar - Miscellaneous utility functions
*
* Copyright (C) 2001 Ximian, Inc.
*
* Authors: Federico Mena-Quintero <federico@ximian.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
* License as published by the Free Software Foundation.
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <ctype.h>
#include "misc.h"
/**
* string_is_empty:
* @value: A string.
*
* Returns whether a string is NULL, the empty string, or completely made up of
* whitespace characters.
*
* Return value: TRUE if the string is empty, FALSE otherwise.
**/
gboolean
string_is_empty (const char *value)
{
const char *p;
gboolean empty;
empty = TRUE;
if (value) {
p = value;
while (*p) {
if (!isspace ((unsigned char) *p)) {
empty = FALSE;
break;
}
p++;
}
}
return empty;
}
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