mage-next/src/vercomp.c

/*
 *  Copyright (c) 2006-2011 Pacman Development Team <pacman-dev@archlinux.org>
 *
 *  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, see <http://www.gnu.org/licenses/>.
 */

#include <stdlib.h>
#include <stdio.h> /* printf */
#include <string.h>
#include <ctype.h>

#include "package.h"

#define BASENAME "vercmp"

static void usage(void)
{
	fprintf(stderr, "usage: %s <ver1> <ver2>\n\n", BASENAME);
	fprintf(stderr, "output values:\n");
	fprintf(stderr, "  < 0 : if ver1 < ver2\n");
	fprintf(stderr, "    0 : if ver1 == ver2\n");
	fprintf(stderr, "  > 0 : if ver1 > ver2\n");
}

int main(int argc, char *argv[])
{
	const char *s1 = "";
	const char *s2 = "";
	int ret;

	if(argc == 1) {
		usage();
		return 2;
	}
	if(argc > 1 &&
			(strcmp(argv[1], "-h") == 0 || strcmp(argv[1], "--help") == 0
			 || strcmp(argv[1], "--usage") == 0)) {
		usage();
		return 0;
	}
	if(argc > 2) {
		s2 = argv[2];
	}
	if(argc > 1) {
		s1 = argv[1];
	}

	ret = alpm_pkg_vercmp(s1, s2);
	printf("%d\n", ret);
	return EXIT_SUCCESS;
}
1	/*
2	* Copyright (c) 2006-2011 Pacman Development Team <pacman-dev@archlinux.org>
3	*
4	* This program is free software; you can redistribute it and/or modify
5	* it under the terms of the GNU General Public License as published by
6	* the Free Software Foundation; either version 2 of the License, or
7	* (at your option) any later version.
8	*
9	* This program is distributed in the hope that it will be useful,
10	* but WITHOUT ANY WARRANTY; without even the implied warranty of
11	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12	* GNU General Public License for more details.
13	*
14	* You should have received a copy of the GNU General Public License
15	* along with this program. If not, see <http://www.gnu.org/licenses/>.
16	*/
17
18	#include <stdlib.h>
19	#include <stdio.h> /* printf */
20	#include <string.h>
21	#include <ctype.h>
22
23	#include "package.h"
24
25	#define BASENAME "vercmp"
26
27	static void usage(void)
28	{
29	fprintf(stderr, "usage: %s <ver1> <ver2>\n\n", BASENAME);
30	fprintf(stderr, "output values:\n");
31	fprintf(stderr, " < 0 : if ver1 < ver2\n");
32	fprintf(stderr, " 0 : if ver1 == ver2\n");
33	fprintf(stderr, " > 0 : if ver1 > ver2\n");
34	}
35
36	int main(int argc, char *argv[])
37	{
38	const char *s1 = "";
39	const char *s2 = "";
40	int ret;
41
42	if(argc == 1) {
43	usage();
44	return 2;
45	}
46	if(argc > 1 &&
47	(strcmp(argv[1], "-h") == 0 \|\| strcmp(argv[1], "--help") == 0
48	\|\| strcmp(argv[1], "--usage") == 0)) {
49	usage();
50	return 0;
51	}
52	if(argc > 2) {
53	s2 = argv[2];
54	}
55	if(argc > 1) {
56	s1 = argv[1];
57	}
58
59	ret = alpm_pkg_vercmp(s1, s2);
60	printf("%d\n", ret);
61	return EXIT_SUCCESS;
62	}