1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
|
/* 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;
struct apk_dependency *d;
struct apk_provider *p;
if (pkg0->name != ctx->name) {
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));
}
apk_pkg_foreach_reverse_dependency(pkg0, ctx->matches, print_not_deleted_pkg, pctx);
foreach_array_item(d, pkg0->install_if) {
foreach_array_item(p, d->name->providers) {
if (!p->pkg->marked) continue;
if (apk_pkg_match_genid(p->pkg, ctx->matches)) continue;
print_not_deleted_pkg(p->pkg, NULL, NULL, 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) {
apk_error("No such package: %s", match);
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_change_array_free(&changeset.changes);
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 | APK_OPENF_NO_AUTOUPDATE,
.command_groups = APK_COMMAND_GROUP_INSTALL,
.context_size = sizeof(struct del_ctx),
.optgroups = { &optgroup_global, &optgroup_commit, &optgroup_applet },
.main = del_main,
};
APK_DEFINE_APPLET(apk_del);
|
