xbps/lib/plist_match.c
Juan RP 7b3a500139 libxbps: the provides obj now expects exact pkgver strings.
This reduces extra allocs and simplifies the code, which was just
there to workaround some broken pkgs anyway.
2015-01-10 07:26:23 +01:00

192 lines
5.0 KiB
C

/*-
* Copyright (c) 2008-2015 Juan Romero Pardines.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdio.h>
#include <stdbool.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include "xbps_api_impl.h"
/**
* @file lib/plist_find.c
* @brief PropertyList generic routines
* @defgroup plist PropertyList generic functions
*
* These functions manipulate plist files and objects shared by almost
* all library functions.
*/
bool
xbps_match_virtual_pkg_in_array(xbps_array_t a, const char *str)
{
if ((xbps_match_pkgname_in_array(a, str)) ||
(xbps_match_pkgdep_in_array(a, str)) ||
(xbps_match_pkgpattern_in_array(a, str)))
return true;
return false;
}
bool
xbps_match_virtual_pkg_in_dict(xbps_dictionary_t d, const char *str)
{
xbps_array_t provides;
assert(xbps_object_type(d) == XBPS_TYPE_DICTIONARY);
if ((provides = xbps_dictionary_get(d, "provides")))
return xbps_match_virtual_pkg_in_array(provides, str);
return false;
}
bool
xbps_match_any_virtualpkg_in_rundeps(xbps_array_t rundeps,
xbps_array_t provides)
{
xbps_object_t obj, obj2;
xbps_object_iterator_t iter, iter2;
const char *vpkgver, *pkgpattern;
iter = xbps_array_iterator(provides);
assert(iter);
while ((obj = xbps_object_iterator_next(iter))) {
vpkgver = xbps_string_cstring_nocopy(obj);
iter2 = xbps_array_iterator(rundeps);
assert(iter2);
while ((obj2 = xbps_object_iterator_next(iter2))) {
pkgpattern = xbps_string_cstring_nocopy(obj2);
if (xbps_pkgpattern_match(vpkgver, pkgpattern)) {
xbps_object_iterator_release(iter2);
xbps_object_iterator_release(iter);
return true;
}
}
xbps_object_iterator_release(iter2);
}
xbps_object_iterator_release(iter);
return false;
}
static bool
match_string_in_array(xbps_array_t array, const char *str, int mode)
{
xbps_object_iterator_t iter;
xbps_object_t obj;
const char *pkgdep;
char *curpkgname;
bool found = false;
assert(xbps_object_type(array) == XBPS_TYPE_ARRAY);
assert(str != NULL);
iter = xbps_array_iterator(array);
assert(iter);
while ((obj = xbps_object_iterator_next(iter))) {
if (mode == 0) {
/* match by string */
if (xbps_string_equals_cstring(obj, str)) {
found = true;
break;
}
} else if (mode == 1) {
/* match by pkgname against pkgver */
pkgdep = xbps_string_cstring_nocopy(obj);
curpkgname = xbps_pkg_name(pkgdep);
if (curpkgname == NULL)
break;
if (strcmp(curpkgname, str) == 0) {
free(curpkgname);
found = true;
break;
}
free(curpkgname);
} else if (mode == 2) {
/* match by pkgver against pkgname */
pkgdep = xbps_string_cstring_nocopy(obj);
curpkgname = xbps_pkg_name(str);
if (curpkgname == NULL)
break;
if (strcmp(curpkgname, pkgdep) == 0) {
free(curpkgname);
found = true;
break;
}
free(curpkgname);
} else if (mode == 3) {
/* match pkgpattern against pkgdep */
pkgdep = xbps_string_cstring_nocopy(obj);
if (xbps_pkgpattern_match(pkgdep, str)) {
found = true;
break;
}
} else if (mode == 4) {
/* match pkgdep against pkgpattern */
pkgdep = xbps_string_cstring_nocopy(obj);
if (xbps_pkgpattern_match(str, pkgdep)) {
found = true;
break;
}
}
}
xbps_object_iterator_release(iter);
return found;
}
bool
xbps_match_string_in_array(xbps_array_t array, const char *str)
{
return match_string_in_array(array, str, 0);
}
bool
xbps_match_pkgname_in_array(xbps_array_t array, const char *pkgname)
{
return match_string_in_array(array, pkgname, 1);
}
bool
xbps_match_pkgver_in_array(xbps_array_t array, const char *pkgver)
{
return match_string_in_array(array, pkgver, 2);
}
bool
xbps_match_pkgpattern_in_array(xbps_array_t array, const char *pattern)
{
return match_string_in_array(array, pattern, 3);
}
bool
xbps_match_pkgdep_in_array(xbps_array_t array, const char *pkgver)
{
return match_string_in_array(array, pkgver, 4);
}