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
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
|
/* apk.c - Alpine Package Keeper (APK)
*
* Copyright (C) 2005-2008 Natanael Copa <n@tanael.org>
* Copyright (C) 2008 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 <fcntl.h>
#include <ctype.h>
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
#include <getopt.h>
#include <sys/stat.h>
#include "apk_defines.h"
#include "apk_applet.h"
const char *apk_root;
struct apk_repository_url apk_repository_list;
int apk_verbosity = 1, apk_cwd_fd;
unsigned int apk_flags = 0;
void apk_log(const char *prefix, const char *format, ...)
{
va_list va;
if (prefix != NULL)
fprintf(stderr, "%s", prefix);
va_start(va, format);
vfprintf(stderr, format, va);
va_end(va);
fprintf(stderr, "\n");
}
int version(void)
{
printf("apk-tools " APK_VERSION "\n");
return 0;
}
int usage(void)
{
struct apk_applet **a, *applet;
version();
printf("\nUsage:\n");
for (a = &__start_apkapplets; a < &__stop_apkapplets; a++) {
applet = *a;
printf(" apk %s %s\n",
applet->name, applet->usage);
}
printf("\nThis apk has coffee making abilities.\n\n");
return 1;
}
static struct apk_applet *find_applet(const char *name)
{
struct apk_applet **a;
for (a = &__start_apkapplets; a < &__stop_apkapplets; a++) {
if (strcmp(name, (*a)->name) == 0)
return *a;
}
return NULL;
}
static struct apk_applet *deduce_applet(int argc, char **argv)
{
struct apk_applet *a;
const char *prog;
int i;
prog = strrchr(argv[0], '/');
if (prog == NULL)
prog = argv[0];
else
prog++;
if (strncmp(prog, "apk_", 4) == 0)
return find_applet(prog + 4);
for (i = 1; i < argc; i++) {
if (argv[i][0] == '-')
continue;
a = find_applet(argv[i]);
if (a != NULL)
return a;
}
return NULL;
}
static struct apk_repository_url *apk_repository_new(const char *url)
{
struct apk_repository_url *r = calloc(1,
sizeof(struct apk_repository_url));
if (r) {
r->url = url;
list_init(&r->list);
}
return r;
}
#define NUM_GENERIC_OPTS 9
static struct option generic_options[32] = {
{ "root", required_argument, NULL, 'p' },
{ "repository", required_argument, NULL, 'X' },
{ "quiet", no_argument, NULL, 'q' },
{ "verbose", no_argument, NULL, 'v' },
{ "version", no_argument, NULL, 'V' },
{ "force", no_argument, NULL, 'f' },
{ "progress", no_argument, NULL, 0x101 },
{ "clean-protected", no_argument, NULL, 0x102 },
{ "simulate", no_argument, NULL, 0x104 },
};
int main(int argc, char **argv)
{
struct apk_applet *applet;
char short_options[256], *sopt;
struct option *opt;
int r, optindex;
void *ctx = NULL;
struct apk_repository_url *repo = NULL;
umask(0);
apk_cwd_fd = open(".", O_RDONLY);
apk_root = getenv("ROOT");
list_init(&apk_repository_list.list);
applet = deduce_applet(argc, argv);
if (applet != NULL) {
if (applet->num_options && applet->options) {
memcpy(&generic_options[NUM_GENERIC_OPTS],
applet->options,
applet->num_options * sizeof(struct option));
}
if (applet->context_size != 0)
ctx = calloc(1, applet->context_size);
}
for (opt = &generic_options[0], sopt = short_options;
opt->name != NULL; opt++) {
if (opt->flag == NULL &&
opt->val <= 0xff && isalnum(opt->val)) {
*(sopt++) = opt->val;
if (opt->has_arg != no_argument)
*(sopt++) = ':';
}
}
optindex = 0;
while ((r = getopt_long(argc, argv, short_options,
generic_options, &optindex)) != -1) {
switch (r) {
case 0:
break;
case 'p':
apk_root = optarg;
break;
case 'X':
repo = apk_repository_new(optarg);
if (repo)
list_add(&repo->list, &apk_repository_list.list);
break;
case 'q':
apk_verbosity--;
break;
case 'v':
apk_verbosity++;
break;
case 'V':
return version();
case 'f':
apk_flags |= APK_FORCE;
break;
case 0x101:
apk_flags |= APK_PROGRESS;
break;
case 0x102:
apk_flags |= APK_CLEAN_PROTECTED;
break;
case 0x104:
apk_flags |= APK_SIMULATE;
break;
default:
if (applet == NULL || applet->parse == NULL)
return usage();
if (applet->parse(ctx, r, optindex - NUM_GENERIC_OPTS,
optarg) != 0)
return usage();
break;
}
}
if (applet == NULL)
return usage();
if (apk_root == NULL)
apk_root = "/";
argc -= optind;
argv += optind;
if (argc >= 1 && strcmp(argv[0], applet->name) == 0) {
argc--;
argv++;
}
return applet->main(ctx, argc, argv);
}
|
