xbps/lib/plist_remove.c

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/*-
* Copyright (c) 2008-2012 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"
static bool
remove_obj_from_array(xbps_array_t array, const char *str, int mode)
{
xbps_object_iterator_t iter;
xbps_object_t obj;
const char *curname, *pkgdep;
char curpkgname[XBPS_NAME_SIZE];
unsigned int idx = 0;
bool found = false;
assert(xbps_object_type(array) == XBPS_TYPE_ARRAY);
iter = xbps_array_iterator(array);
if (iter == NULL)
return false;
while ((obj = xbps_object_iterator_next(iter))) {
if (mode == 0) {
/* exact match, obj is a string */
if (xbps_string_equals_cstring(obj, str)) {
found = true;
break;
}
} else if (mode == 1) {
/* match by pkgname, obj is a string */
pkgdep = xbps_string_cstring_nocopy(obj);
if (!xbps_pkg_name(curpkgname, sizeof(curpkgname), pkgdep))
break;
if (strcmp(curpkgname, str) == 0) {
found = true;
break;
}
} else if (mode == 2) {
/* match by pkgname, obj is a dictionary */
xbps_dictionary_get_cstring_nocopy(obj,
"pkgname", &curname);
if (strcmp(curname, str) == 0) {
found = true;
break;
}
} else if (mode == 3) {
/* match by pkgver, obj is a dictionary */
xbps_dictionary_get_cstring_nocopy(obj,
"pkgver", &curname);
if (strcmp(curname, str) == 0) {
found = true;
break;
}
} else if (mode == 4) {
/* match by pattern, obj is a dictionary */
xbps_dictionary_get_cstring_nocopy(obj,
"pkgver", &curname);
if (xbps_pkgpattern_match(curname, str)) {
found = true;
break;
}
}
idx++;
}
xbps_object_iterator_release(iter);
if (!found) {
errno = ENOENT;
return false;
}
xbps_array_remove(array, idx);
return true;
}
bool
xbps_remove_string_from_array(xbps_array_t array, const char *str)
{
return remove_obj_from_array(array, str, 0);
}
bool
xbps_remove_pkgname_from_array(xbps_array_t array, const char *str)
{
return remove_obj_from_array(array, str, 1);
}
bool HIDDEN
xbps_remove_pkg_from_array_by_name(xbps_array_t array, const char *str)
{
return remove_obj_from_array(array, str, 2);
}
bool HIDDEN
xbps_remove_pkg_from_array_by_pkgver(xbps_array_t array, const char *str)
{
return remove_obj_from_array(array, str, 3);
}
bool HIDDEN
xbps_remove_pkg_from_array_by_pattern(xbps_array_t array, const char *str)
{
return remove_obj_from_array(array, str, 4);
}