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/* pkg_vec.c - the itsy package management system
Steven M. Ayer
Copyright (C) 2002 Compaq Computer Corporation
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2, or (at
your option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
*/
#include <stdlib.h>
#include <fnmatch.h>
#include "xregex.h"
#include "ipkg.h"
#include "pkg.h"
pkg_vec_t * pkg_vec_alloc(void)
{
pkg_vec_t * vec = (pkg_vec_t *)malloc(sizeof(pkg_vec_t));
if (!vec) {
fprintf(stderr, "%s: out of memory\n", __FUNCTION__);
return NULL;
}
vec->pkgs = NULL;
vec->len = 0;
return vec;
}
void pkg_vec_free(pkg_vec_t *vec)
{
free(vec->pkgs);
free(vec);
}
/*
* assumption: all names in a vector are identical
* assumption: all version strings are trimmed,
* so identical versions have identical version strings,
* implying identical packages; let's marry these
*/
pkg_t *pkg_vec_insert_merge(pkg_vec_t *vec, pkg_t *pkg, int set_status,ipkg_conf_t *conf)
{
int i;
int found = 0;
/* look for a duplicate pkg by name, version, and architecture */
for (i = 0; i < vec->len; i++){
ipkg_message(conf, IPKG_DEBUG2, "Function: %s. Found pkg=%s version=%s arch=%s cmp=%s version=%s arch=%s \n",
__FUNCTION__, pkg->name, pkg->version, pkg->architecture,
vec->pkgs[i]->name, vec->pkgs[i]->version,vec->pkgs[i]->architecture );
if ((strcmp(pkg->name, vec->pkgs[i]->name) == 0)
&& (pkg_compare_versions(pkg, vec->pkgs[i]) == 0)
&& (strcmp(pkg->architecture, vec->pkgs[i]->architecture) == 0)) {
found = 1;
ipkg_message(conf, IPKG_DEBUG2, "Function: %s. Found duplicate for pkg=%s version=%s arch=%s\n",
__FUNCTION__, pkg->name, pkg->version, pkg->architecture);
break;
}
}
/* we didn't find one, add it */
if (!found){
ipkg_message(conf, IPKG_DEBUG2, "Function: %s. Adding new pkg=%s version=%s arch=%s\n",
__FUNCTION__, pkg->name, pkg->version, pkg->architecture);
vec->pkgs = (pkg_t **)realloc(vec->pkgs, (vec->len + 1) * sizeof(pkg_t *));
vec->pkgs[vec->len] = pkg;
vec->len++;
return pkg;
}
/* update the one that we have */
else {
ipkg_message(conf, IPKG_DEBUG2, "Function: %s. calling pkg_merge for pkg=%s version=%s arch=%s",
__FUNCTION__, pkg->name, pkg->version, pkg->architecture);
if (set_status) {
/* this is from the status file, so need to merge with existing database */
ipkg_message(conf, IPKG_DEBUG2, " with set_status\n");
pkg_merge(vec->pkgs[i], pkg, set_status);
/* XXX: CLEANUP: It's not so polite to free something here
that was passed in from above. */
pkg_deinit(pkg);
free(pkg);
} else {
ipkg_message(conf, IPKG_DEBUG2, " WITHOUT set_status\n");
/* just overwrite the old one */
pkg_deinit(vec->pkgs[i]);
free(vec->pkgs[i]);
vec->pkgs[i] = pkg;
}
return vec->pkgs[i];
}
}
void pkg_vec_insert(pkg_vec_t *vec, const pkg_t *pkg)
{
int i;
int found = 0;
/* look for a duplicate pkg by name, version, and architecture */
for (i = 0; i < vec->len; i++)
if ((strcmp(pkg->name, vec->pkgs[i]->name) == 0)
&& (pkg_compare_versions(pkg, vec->pkgs[i]) == 0)
&& (strcmp(pkg->architecture, vec->pkgs[i]->name) == 0)) {
found = 1;
break;
}
/* we didn't find one, add it */
if(!found){
vec->pkgs = (pkg_t **)realloc(vec->pkgs, (vec->len + 1) * sizeof(pkg_t *));
*(const pkg_t **)&vec->pkgs[vec->len] = pkg;
vec->len++;
}
}
int pkg_vec_contains(pkg_vec_t *vec, pkg_t *apkg)
{
int i;
for (i = 0; i < vec->len; i++)
if (vec->pkgs[i] == apkg)
return 1;
return 0;
}
typedef int (*compare_fcn_t)(const void *, const void *);
void pkg_vec_sort(pkg_vec_t *vec, int (*compar)(pkg_t *, pkg_t *))
{
qsort(vec->pkgs, vec->len, sizeof(pkg_t *), (compare_fcn_t)compar);
}
int pkg_vec_clear_marks(pkg_vec_t *vec)
{
int npkgs = vec->len;
int i;
for (i = 0; i < npkgs; i++) {
pkg_t *pkg = vec->pkgs[i];
pkg->state_flag &= ~SF_MARKED;
}
return 0;
}
int pkg_vec_mark_if_matches(pkg_vec_t *vec, const char *pattern)
{
int matching_count = 0;
pkg_t **pkgs = vec->pkgs;
int npkgs = vec->len;
int i;
for (i = 0; i < npkgs; i++) {
pkg_t *pkg = pkgs[i];
if (fnmatch(pattern, pkg->name, 0)==0) {
pkg->state_flag |= SF_MARKED;
matching_count++;
}
}
return matching_count;
}
abstract_pkg_vec_t * abstract_pkg_vec_alloc(void)
{
abstract_pkg_vec_t * vec ;
vec = (abstract_pkg_vec_t *)malloc(sizeof(abstract_pkg_vec_t));
if (!vec) {
fprintf(stderr, "%s: out of memory\n", __FUNCTION__);
return NULL;
}
vec->pkgs = NULL;
vec->len = 0;
return vec;
}
void abstract_pkg_vec_free(abstract_pkg_vec_t *vec)
{
free(vec->pkgs);
free(vec);
}
/*
* assumption: all names in a vector are unique
*/
void abstract_pkg_vec_insert(abstract_pkg_vec_t *vec, abstract_pkg_t *pkg)
{
int i;
/* look for a duplicate pkg by name */
for(i = 0; i < vec->len; i++)
if (strcmp(pkg->name, vec->pkgs[i]->name) == 0)
break;
/* we didn't find one, add it */
if(i == vec->len){
vec->pkgs =
(abstract_pkg_t **)
realloc(vec->pkgs, (vec->len + 1) * sizeof(abstract_pkg_t *));
vec->pkgs[vec->len] = pkg;
vec->len++;
}
}
abstract_pkg_t * abstract_pkg_vec_get(abstract_pkg_vec_t *vec, int i)
{
if (vec->len > i)
return vec->pkgs[i];
else
return NULL;
}
int abstract_pkg_vec_contains(abstract_pkg_vec_t *vec, abstract_pkg_t *apkg)
{
int i;
for (i = 0; i < vec->len; i++)
if (vec->pkgs[i] == apkg)
return 1;
return 0;
}
void abstract_pkg_vec_sort(pkg_vec_t *vec, int (*compar)(abstract_pkg_t *, abstract_pkg_t *))
{
qsort(vec->pkgs, vec->len, sizeof(pkg_t *), (compare_fcn_t)compar);
}
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