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/* info.c - Alpine Package Keeper (APK)
*
* Copyright (C) 2005-2009 Natanael Copa <n@tanael.org>
* Copyright (C) 2009 Timo Teräs <timo.teras@iki.fi>
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation. See http://www.gnu.org/ for details.
*/
#include <fnmatch.h>
#include <stdio.h>
#include "apk_defines.h"
#include "apk_applet.h"
#include "apk_package.h"
#include "apk_database.h"
struct search_ctx {
int (*match)(struct apk_package *pkg, const char *str);
int (*print)(struct apk_package *pkg);
int argc;
char **argv;
};
static int print_match(struct apk_package *pkg)
{
printf("%s", pkg->name->name);
if (apk_verbosity > 0)
printf("-" BLOB_FMT, BLOB_PRINTF(*pkg->version));
if (apk_verbosity > 1)
printf(" - %s", pkg->description);
printf("\n");
return 0;
}
static int print_rdepends(struct apk_package *pkg)
{
struct apk_name *name, *name0;
struct apk_package *pkg0;
struct apk_dependency *dep;
int i, j, k;
name = pkg->name;
printf(PKG_VER_FMT ":", PKG_VER_PRINTF(pkg));
for (i = 0; i < name->rdepends->num; i++) {
name0 = name->rdepends->item[i];
for (j = 0; j < name0->pkgs->num; j++) {
pkg0 = name0->pkgs->item[j];
for (k = 0; k < pkg0->depends->num; k++) {
dep = &pkg0->depends->item[k];
if (name == dep->name &&
apk_dep_is_satisfied(dep, pkg)) {
printf(" " PKG_VER_FMT,
PKG_VER_PRINTF(pkg0));
}
}
}
}
printf("\n");
return 0;
}
static int search_pkgname(struct apk_package *pkg, const char *str)
{
return fnmatch(str, pkg->name->name, 0) == 0;
}
static int search_desc(struct apk_package *pkg, const char *str)
{
return strstr(pkg->name->name, str) != NULL ||
strstr(pkg->description, str) != NULL;
}
static int search_parse(void *ctx, struct apk_db_options *dbopts,
int optch, int optindex, const char *optarg)
{
struct search_ctx *ictx = (struct search_ctx *) ctx;
switch (optch) {
case 'd':
ictx->match = search_desc;
break;
case 'r':
ictx->print = print_rdepends;
break;
default:
return -1;
}
return 0;
}
static int match_packages(apk_hash_item item, void *ctx)
{
struct search_ctx *ictx = (struct search_ctx *) ctx;
struct apk_package *pkg = (struct apk_package *) item;
int i;
for (i = 0; i < ictx->argc; i++)
if (ictx->match(pkg, ictx->argv[i]))
break;
if (ictx->argc == 0 || i < ictx->argc)
ictx->print(pkg);
return 0;
}
static int search_main(void *ctx, struct apk_database *db, int argc, char **argv)
{
struct search_ctx *ictx = (struct search_ctx *) ctx;
struct apk_name *name;
int rc = 0, i, j, slow_search;
slow_search = ictx->match != NULL || argc == 0;
if (!slow_search) {
for (i = 0; i < argc; i++)
if (strcspn(argv[i], "*?[") != strlen(argv[i])) {
slow_search = 1;
break;
}
}
if (ictx->match == NULL)
ictx->match = search_pkgname;
if (ictx->print == NULL)
ictx->print = print_match;
else if (argc == 0)
return -1;
if (slow_search) {
ictx->argc = argc;
ictx->argv = argv;
rc = apk_hash_foreach(&db->available.packages,
match_packages, ictx);
} else {
for (i = 0; i < argc; i++) {
name = apk_db_query_name(db, APK_BLOB_STR(argv[i]));
if (name == NULL)
continue;
for (j = 0; j < name->pkgs->num; j++)
ictx->print(name->pkgs->item[j]);
}
}
return rc;
}
static struct apk_option search_options[] = {
{ 'd', "description", "Search also package descriptions" },
{ 'r', "rdepends", "Print reverse dependencies of package" },
};
static struct apk_applet apk_search = {
.name = "search",
.help = "Search package by PATTERNs or by indexed dependencies.",
.arguments = "PATTERN",
.open_flags = APK_OPENF_READ | APK_OPENF_NO_STATE,
.context_size = sizeof(struct search_ctx),
.num_options = ARRAY_SIZE(search_options),
.options = search_options,
.parse = search_parse,
.main = search_main,
};
APK_DEFINE_APPLET(apk_search);
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