Dmitry V. Levin
aad1a695b5
Replace rpmEVRcmp() with rpmVersionCompare() which is more suitable. Idea and original patch by Alexey Tourbin.
89 lines
2.1 KiB
C
89 lines
2.1 KiB
C
/*
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Copyright (C) 2002-2004 Dmitry V. Levin <ldv@altlinux.org>
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rpm EVRs comparator.
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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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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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <stdio.h>
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#include <errno.h>
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#include <error.h>
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#include <string.h>
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#include <stdlib.h>
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#include <rpmlib.h>
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static Header
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newHeaderEVR(const char *e, const char *v, const char *r)
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{
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Header h;
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if (!(h = headerNew()))
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return h;
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if (e)
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{
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int i = atoi(e);
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headerAddEntry(h, RPMTAG_EPOCH, RPM_INT32_TYPE, &i, 1);
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}
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if (v)
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headerAddEntry(h, RPMTAG_VERSION, RPM_STRING_TYPE, v, 1);
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if (r)
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headerAddEntry(h, RPMTAG_RELEASE, RPM_STRING_TYPE, r, 1);
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return h;
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}
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int
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main(int ac, const char *av[])
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{
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const char *e1 = 0, *v1 = 0, *r1 = 0;
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const char *e2 = 0, *v2 = 0, *r2 = 0;
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char *arg1, *arg2;
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Header h1, h2;
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if (ac != 3)
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{
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fprintf(stderr,
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"%s - compare EVRs.\n"
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"Usage: %s <EVR1> <EVR2>\n"
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"\nReport bugs to http://bugs.altlinux.ru/\n\n",
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program_invocation_short_name,
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program_invocation_short_name);
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return EXIT_FAILURE;
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}
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arg1 = strdup(av[1]);
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arg2 = strdup(av[2]);
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if (!arg1 || !arg2)
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error(EXIT_FAILURE, errno, "strdup");
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parseEVR(arg1, &e1, &v1, &r1);
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parseEVR(arg2, &e2, &v2, &r2);
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h1 = newHeaderEVR(e1, v1, r1);
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h2 = newHeaderEVR(e2, v2, r2);
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if (!h1 || !h2)
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error(EXIT_FAILURE, errno, "headerNew");
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printf("%d\n", rpmVersionCompare(h1, h2));
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h2 = headerFree(h2);
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h1 = headerFree(h1);
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free(arg2);
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free(arg1);
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return EXIT_SUCCESS;
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}
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