170 lines
4.5 KiB
C
170 lines
4.5 KiB
C
/* del.c - Alpine Package Keeper (APK)
|
|
*
|
|
* Copyright (C) 2005-2008 Natanael Copa <n@tanael.org>
|
|
* Copyright (C) 2008-2011 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 <stdio.h>
|
|
#include "apk_applet.h"
|
|
#include "apk_database.h"
|
|
#include "apk_print.h"
|
|
#include "apk_solver.h"
|
|
|
|
struct del_ctx {
|
|
int recursive_delete : 1;
|
|
struct apk_dependency_array *world;
|
|
int errors;
|
|
};
|
|
|
|
static int option_parse_applet(void *pctx, struct apk_db_options *dbopts, int optch, const char *optarg)
|
|
{
|
|
struct del_ctx *ctx = (struct del_ctx *) pctx;
|
|
|
|
switch (optch) {
|
|
case 'r':
|
|
ctx->recursive_delete = 1;
|
|
break;
|
|
default:
|
|
return -ENOTSUP;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static const struct apk_option options_applet[] = {
|
|
{ 'r', "rdepends", "Recursively delete all top-level reverse "
|
|
"dependencies too" },
|
|
};
|
|
|
|
static const struct apk_option_group optgroup_applet = {
|
|
.name = "Delete",
|
|
.options = options_applet,
|
|
.num_options = ARRAY_SIZE(options_applet),
|
|
.parse = option_parse_applet,
|
|
};
|
|
|
|
struct not_deleted_ctx {
|
|
struct apk_indent indent;
|
|
struct apk_name *name;
|
|
unsigned int matches;
|
|
int header;
|
|
};
|
|
|
|
static void print_not_deleted_pkg(struct apk_package *pkg0, struct apk_dependency *dep0,
|
|
struct apk_package *pkg, void *pctx)
|
|
{
|
|
struct not_deleted_ctx *ctx = (struct not_deleted_ctx *) pctx;
|
|
|
|
if (pkg0->name == ctx->name)
|
|
goto no_print;
|
|
|
|
if (!ctx->header) {
|
|
apk_message("World updated, but the following packages are not removed due to:");
|
|
ctx->header = 1;
|
|
}
|
|
if (!ctx->indent.indent) {
|
|
ctx->indent.x = printf(" %s:", ctx->name->name);
|
|
ctx->indent.indent = ctx->indent.x + 1;
|
|
}
|
|
|
|
apk_print_indented(&ctx->indent, APK_BLOB_STR(pkg0->name->name));
|
|
no_print:
|
|
apk_pkg_foreach_reverse_dependency(pkg0, ctx->matches, print_not_deleted_pkg, pctx);
|
|
}
|
|
|
|
static void print_not_deleted_name(struct apk_database *db, const char *match,
|
|
struct apk_name *name, void *pctx)
|
|
{
|
|
struct not_deleted_ctx *ctx = (struct not_deleted_ctx *) pctx;
|
|
struct apk_provider *p;
|
|
|
|
ctx->indent.indent = 0;
|
|
ctx->name = name;
|
|
ctx->matches = apk_foreach_genid() | APK_FOREACH_MARKED | APK_DEP_SATISFIES;
|
|
foreach_array_item(p, name->providers)
|
|
if (p->pkg->marked)
|
|
print_not_deleted_pkg(p->pkg, NULL, NULL, ctx);
|
|
if (ctx->indent.indent)
|
|
printf("\n");
|
|
}
|
|
|
|
static void delete_pkg(struct apk_package *pkg0, struct apk_dependency *dep0,
|
|
struct apk_package *pkg, void *pctx)
|
|
{
|
|
struct del_ctx *ctx = (struct del_ctx *) pctx;
|
|
|
|
apk_deps_del(&ctx->world, pkg0->name);
|
|
if (ctx->recursive_delete)
|
|
apk_pkg_foreach_reverse_dependency(
|
|
pkg0, APK_FOREACH_INSTALLED | APK_DEP_SATISFIES,
|
|
delete_pkg, pctx);
|
|
}
|
|
|
|
static void delete_name(struct apk_database *db, const char *match,
|
|
struct apk_name *name, void *pctx)
|
|
{
|
|
struct del_ctx *ctx = (struct del_ctx *) pctx;
|
|
struct apk_package *pkg;
|
|
|
|
if (!name) {
|
|
ctx->errors++;
|
|
return;
|
|
}
|
|
|
|
pkg = apk_pkg_get_installed(name);
|
|
if (pkg != NULL)
|
|
delete_pkg(pkg, NULL, NULL, pctx);
|
|
else
|
|
apk_deps_del(&ctx->world, name);
|
|
}
|
|
|
|
static int del_main(void *pctx, struct apk_database *db, struct apk_string_array *args)
|
|
{
|
|
struct del_ctx *ctx = (struct del_ctx *) pctx;
|
|
struct not_deleted_ctx ndctx = {};
|
|
struct apk_changeset changeset = {};
|
|
struct apk_change *change;
|
|
int r = 0;
|
|
|
|
apk_dependency_array_copy(&ctx->world, db->world);
|
|
apk_name_foreach_matching(db, args, apk_foreach_genid(), delete_name, ctx);
|
|
if (ctx->errors) return ctx->errors;
|
|
|
|
r = apk_solver_solve(db, 0, ctx->world, &changeset);
|
|
if (r == 0) {
|
|
/* check for non-deleted package names */
|
|
foreach_array_item(change, changeset.changes)
|
|
if (change->new_pkg != NULL)
|
|
change->new_pkg->marked = 1;
|
|
apk_name_foreach_matching(
|
|
db, args,
|
|
apk_foreach_genid() | APK_FOREACH_MARKED | APK_DEP_SATISFIES,
|
|
print_not_deleted_name, &ndctx);
|
|
if (ndctx.header)
|
|
printf("\n");
|
|
|
|
r = apk_solver_commit_changeset(db, &changeset, ctx->world);
|
|
} else {
|
|
apk_solver_print_errors(db, &changeset, ctx->world);
|
|
}
|
|
apk_dependency_array_free(&ctx->world);
|
|
|
|
return r;
|
|
}
|
|
|
|
static struct apk_applet apk_del = {
|
|
.name = "del",
|
|
.help = "Remove PACKAGEs from 'world' and uninstall them",
|
|
.arguments = "PACKAGE...",
|
|
.open_flags = APK_OPENF_WRITE,
|
|
.context_size = sizeof(struct del_ctx),
|
|
.optgroups = { &optgroup_global, &optgroup_commit, &optgroup_applet },
|
|
.main = del_main,
|
|
};
|
|
|
|
APK_DEFINE_APPLET(apk_del);
|