1 /* Wrapper round apt's version compare functions for PostgreSQL. */
2 /* Copyright (C) 2001, James Troup <james@nocrew.org> */
4 /* This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 of the
7 * License, or (at your option) any later version.
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 /* NB: do not try to use the VERSION-1 calling conventions for
20 C-Language functions; it works on i386 but segfaults the postgres
21 child backend on Sparc. */
23 #include <apt-pkg/debversion.h>
30 int versioncmp(text *A, text *B);
33 versioncmp (text *A, text *B)
38 txt_size = VARSIZE(A)-VARHDRSZ;
39 a = (char *) palloc(txt_size+1);
40 memcpy(a, VARDATA(A), txt_size);
43 txt_size = VARSIZE(B)-VARHDRSZ;
44 b = (char *) palloc(txt_size+1);
45 memcpy(b, VARDATA(B), txt_size);
48 result = debVS.CmpVersion (a, b);