268 lines
5.7 KiB
C
268 lines
5.7 KiB
C
/* app_list.c - Alpine Package Keeper (APK)
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*
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* Copyright (C) 2005-2009 Natanael Copa <n@tanael.org>
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* Copyright (C) 2008-2011 Timo Teräs <timo.teras@iki.fi>
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* Copyright (C) 2018 William Pitcock <nenolod@dereferenced.org>
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* All rights reserved.
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*
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* SPDX-License-Identifier: GPL-2.0-only
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*/
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#include <stdio.h>
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#include <unistd.h>
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#include <limits.h>
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#include "apk_defines.h"
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#include "apk_applet.h"
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#include "apk_package.h"
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#include "apk_database.h"
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#include "apk_print.h"
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struct list_ctx {
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unsigned int installed : 1;
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unsigned int orphaned : 1;
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unsigned int available : 1;
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unsigned int upgradable : 1;
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unsigned int match_origin : 1;
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unsigned int match_depends : 1;
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unsigned int match_providers : 1;
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struct apk_string_array *filters;
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};
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static int origin_matches(const struct list_ctx *ctx, const struct apk_package *pkg)
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{
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char **pmatch;
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if (pkg->origin == NULL)
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return 0;
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foreach_array_item(pmatch, ctx->filters)
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{
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if (apk_blob_compare(APK_BLOB_STR(*pmatch), *pkg->origin) == 0)
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return 1;
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}
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return 0;
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}
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static int is_orphaned(const struct apk_name *name)
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{
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struct apk_provider *p;
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unsigned int repos = 0;
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if (name == NULL)
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return 0;
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foreach_array_item(p, name->providers)
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repos |= p->pkg->repos;
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/* repo 1 is always installed-db, so if other bits are set it means the package is available somewhere
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* (either cache or in a proper repo)
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*/
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return (repos & ~BIT(APK_REPOSITORY_CACHED)) == 0;
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}
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/* returns the currently installed package if there is a newer package that satisfies `name` */
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static const struct apk_package *is_upgradable(struct apk_name *name, const struct apk_package *pkg0)
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{
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struct apk_provider *p;
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struct apk_package *ipkg;
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apk_blob_t no_version = APK_BLOB_STR("");
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apk_blob_t *latest = &no_version;
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int r;
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if (!name) return NULL;
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ipkg = apk_pkg_get_installed(name);
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if (!ipkg) return NULL;
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if (!pkg0) {
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foreach_array_item(p, name->providers) {
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pkg0 = p->pkg;
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if (pkg0 == ipkg) continue;
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r = apk_version_compare_blob(*pkg0->version, *latest);
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if (r == APK_VERSION_GREATER) latest = pkg0->version;
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}
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} else {
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latest = pkg0->version;
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}
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return apk_version_compare_blob(*ipkg->version, *latest) == APK_VERSION_LESS ? ipkg : NULL;
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}
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static void print_package(const struct apk_package *pkg, const struct list_ctx *ctx)
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{
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printf(PKG_VER_FMT " " BLOB_FMT " ",
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PKG_VER_PRINTF(pkg), BLOB_PRINTF(*pkg->arch));
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if (pkg->origin != NULL)
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printf("{" BLOB_FMT "}", BLOB_PRINTF(*pkg->origin));
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else
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printf("{%s}", pkg->name->name);
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printf(" (" BLOB_FMT ")", BLOB_PRINTF(*pkg->license));
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if (pkg->ipkg)
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printf(" [installed]");
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else
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{
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const struct apk_package *u;
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u = is_upgradable(pkg->name, pkg);
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if (u != NULL)
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printf(" [upgradable from: " PKG_VER_FMT "]", PKG_VER_PRINTF(u));
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}
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if (apk_verbosity > 1)
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{
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printf("\n %s\n", pkg->description);
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if (apk_verbosity > 2)
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printf(" <%s>\n", pkg->url);
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}
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printf("\n");
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}
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static void filter_package(const struct apk_package *pkg, const struct list_ctx *ctx)
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{
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if (ctx->match_origin && !origin_matches(ctx, pkg))
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return;
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if (ctx->installed && pkg->ipkg == NULL)
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return;
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if (ctx->orphaned && !is_orphaned(pkg->name))
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return;
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if (ctx->available && pkg->repos == BIT(APK_REPOSITORY_CACHED))
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return;
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if (ctx->upgradable && !is_upgradable(pkg->name, pkg))
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return;
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print_package(pkg, ctx);
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}
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static void iterate_providers(const struct apk_name *name, const struct list_ctx *ctx)
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{
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struct apk_provider *p;
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foreach_array_item(p, name->providers)
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{
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if (!ctx->match_providers && p->pkg->name != name)
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continue;
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if (ctx->match_providers)
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printf("<%s> ", name->name);
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filter_package(p->pkg, ctx);
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}
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}
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static void print_result(struct apk_database *db, const char *match, struct apk_name *name, void *pctx)
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{
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struct list_ctx *ctx = pctx;
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if (name == NULL)
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return;
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if (ctx->match_depends)
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{
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struct apk_name **pname;
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foreach_array_item(pname, name->rdepends)
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iterate_providers(*pname, ctx);
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}
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else
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iterate_providers(name, ctx);
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}
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enum {
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OPT_LIST_available,
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OPT_LIST_installed,
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OPT_LIST_depends,
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OPT_LIST_origin,
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OPT_LIST_orphaned,
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OPT_LIST_providers,
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OPT_LIST_upgradeable,
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};
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static const char option_desc[] =
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APK_OPTAPPLET
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APK_OPT2n("available", "a")
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APK_OPT2n("installed", "I")
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APK_OPT2n("depends", "d")
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APK_OPT2n("origin", "o")
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APK_OPT2n("orphaned", "O")
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APK_OPT2n("providers", "P")
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APK_OPT2n("upgradeable", "u");
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static int option_parse_applet(void *pctx, struct apk_db_options *dbopts, int opt, const char *optarg)
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{
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struct list_ctx *ctx = pctx;
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switch (opt) {
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case OPT_LIST_available:
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ctx->available = 1;
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ctx->orphaned = 0;
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break;
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case OPT_LIST_installed:
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ctx->installed = 1;
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break;
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case OPT_LIST_depends:
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ctx->match_depends = 1;
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break;
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case OPT_LIST_origin:
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ctx->match_origin = 1;
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break;
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case OPT_LIST_orphaned:
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ctx->installed = 1;
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ctx->orphaned = 1;
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break;
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case OPT_LIST_providers:
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ctx->match_providers = 1;
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break;
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case OPT_LIST_upgradeable:
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ctx->available = 1;
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ctx->orphaned = 0;
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ctx->installed = 0;
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ctx->upgradable = 1;
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break;
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default:
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return -ENOTSUP;
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}
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return 0;
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}
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static const struct apk_option_group optgroup_applet = {
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.desc = option_desc,
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.parse = option_parse_applet,
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};
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static int list_main(void *pctx, struct apk_database *db, struct apk_string_array *args)
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{
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struct list_ctx *ctx = pctx;
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ctx->filters = args;
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if (ctx->match_origin)
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args = NULL;
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apk_name_foreach_matching(
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db, args, APK_FOREACH_NULL_MATCHES_ALL | apk_foreach_genid(),
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print_result, ctx);
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return 0;
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}
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static struct apk_applet apk_list = {
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.name = "list",
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.open_flags = APK_OPENF_READ,
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.context_size = sizeof(struct list_ctx),
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.optgroups = { &optgroup_global, &optgroup_applet },
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.main = list_main,
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};
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APK_DEFINE_APPLET(apk_list);
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