mirror of
https://github.com/moparisthebest/pacman
synced 2024-08-13 17:03:46 -04:00
9781d0d637
Update the GPL boilerplate to direct people to the GNU website for a copy of the license, as well as bump all of Judd's copyrights to 2007. Signed-off-by: Dan McGee <dan@archlinux.org>
72 lines
1.7 KiB
C
72 lines
1.7 KiB
C
/*
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* vercmp.c
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*
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* Copyright (c) 2002-2005 by Judd Vinet <jvinet@zeroflux.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <stdio.h> /* printf */
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#include <string.h> /* strncpy */
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#include <alpm.h>
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#define BASENAME "vercmp"
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#define MAX_LEN 255
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static void usage()
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{
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fprintf(stderr, "usage: %s <ver1> <ver2>\n\n", BASENAME);
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fprintf(stderr, "return values:\n");
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fprintf(stderr, " < 0 : if ver1 < ver2\n");
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fprintf(stderr, " 0 : if ver1 == ver2\n");
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fprintf(stderr, " > 0 : if ver1 > ver2\n");
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}
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int main(int argc, char *argv[])
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{
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char s1[MAX_LEN] = "";
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char s2[MAX_LEN] = "";
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int ret;
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if(argc == 1) {
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usage();
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return(2);
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}
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if(argc > 1 &&
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(strcmp(argv[1], "-h") == 0 || strcmp(argv[1], "--help") == 0
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|| strcmp(argv[1], "--usage") == 0)) {
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usage();
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return(0);
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}
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if(argc > 1) {
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strncpy(s1, argv[1], MAX_LEN);
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s1[MAX_LEN -1] = '\0';
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}
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if(argc > 2) {
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strncpy(s2, argv[2], MAX_LEN);
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s2[MAX_LEN -1] = '\0';
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} else {
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printf("0\n");
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return(0);
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}
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ret = alpm_pkg_vercmp(s1, s2);
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printf("%d\n", ret);
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return(ret);
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}
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