XDG Directories.

xdg-dirs.c

/****************************************************************************
 *  xdg-dirs show XDG environment variables. 
 *  Copyright (C) 2013 sh!zeeg <shizeeg@ya.ru>
 *
 *  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 3 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, see <http://www.gnu.org/licenses/>.
 ****************************************************************************/

#include <stdio.h>
#include <stdlib.h>

int main(int argc, char *argv[])
{
	const char *XDGDIRS[] = {
		"XDG_DATA_HOME",
		"XDG_CONFIG_HOME",
		"XDG_DATA_DIRS",
		"XDG_CONFIG_DIRS",
		"XDG_CACHE_HOME",
		"XDG_RUNTIME_DIR"
	};
	int MAXVAR = sizeof(XDGDIRS) / sizeof(XDGDIRS[0]);
	int i;

	if (argc > 1)
	{
		char *env;
		for (i = 1; i < argc; i++)
		{
			printf("%s\t= %s\n", argv[i], getenv(argv[i]));
		}
		return argc;
	}

	for (i = 0; i < MAXVAR; i++)
	{
		printf("%s\t= %s\n", XDGDIRS[i], getenv(XDGDIRS[i]));
	}
	return MAXVAR;
}
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