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
|
/* print.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 <stdlib.h>
#include <unistd.h>
#include <malloc.h>
#include <errno.h>
#include <sys/ioctl.h>
#include "apk_defines.h"
#include "apk_print.h"
int apk_progress_fd;
static int apk_screen_width = 0;
static int apk_progress_force = 1;
void apk_reset_screen_width(void)
{
apk_screen_width = 0;
apk_progress_force = 1;
}
int apk_get_screen_width(void)
{
struct winsize w;
if (apk_screen_width == 0) {
apk_screen_width = 50;
if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &w) == 0 &&
w.ws_col > 50)
apk_screen_width = w.ws_col;
}
return apk_screen_width;
}
void apk_print_progress(size_t done, size_t total)
{
static size_t last_done = 0;
static int last_bar = 0, last_percent = 0;
int bar_width;
int bar = 0;
char buf[64]; /* enough for petabytes... */
int i, percent = 0;
if (last_done == done && !apk_progress_force)
return;
if (apk_progress_fd != 0) {
i = snprintf(buf, sizeof(buf), "%zu/%zu\n", done, total);
write(apk_progress_fd, buf, i);
}
last_done = done;
if (!(apk_flags & APK_PROGRESS))
return;
bar_width = apk_get_screen_width() - 8;
if (total > 0) {
bar = muldiv(bar_width, done, total);
percent = muldiv(100, done, total);
}
if (bar == last_bar && percent == last_percent && !apk_progress_force)
return;
last_bar = bar;
last_percent = percent;
apk_progress_force = 0;
fprintf(stdout, "\e7%3i%% [", percent);
for (i = 0; i < bar; i++)
fputc('#', stdout);
for (; i < bar_width; i++)
fputc(' ', stdout);
fputc(']', stdout);
fflush(stdout);
fputs("\e8\e[0K", stdout);
}
int apk_print_indented(struct apk_indent *i, apk_blob_t blob)
{
if (i->x + blob.len + 1 >= apk_get_screen_width())
i->x = printf("\n%*s" BLOB_FMT, i->indent, "", BLOB_PRINTF(blob)) - 1;
else if (i->x <= i->indent)
i->x += printf("%*s" BLOB_FMT, i->indent - i->x, "", BLOB_PRINTF(blob));
else
i->x += printf(" " BLOB_FMT, BLOB_PRINTF(blob));
apk_progress_force = 1;
return 0;
}
void apk_print_indented_words(struct apk_indent *i, const char *text)
{
apk_blob_for_each_segment(APK_BLOB_STR(text), " ",
(apk_blob_cb) apk_print_indented, i);
}
void apk_print_indented_fmt(struct apk_indent *i, const char *fmt, ...)
{
char tmp[256];
size_t n;
va_list va;
va_start(va, fmt);
n = vsnprintf(tmp, sizeof(tmp), fmt, va);
apk_print_indented(i, APK_BLOB_PTR_LEN(tmp, n));
va_end(va);
}
const char *apk_error_str(int error)
{
if (error < 0)
error = -error;
switch (error) {
case ENOKEY:
return "UNTRUSTED signature";
case EKEYREJECTED:
return "BAD signature";
case EIO:
return "IO ERROR";
case EBADMSG:
return "BAD archive";
case ENOMSG:
return "archive does not contain expected data";
case ENOPKG:
return "could not find a repo which provides this package (check repositories file and run 'apk update')";
case ECONNABORTED:
return "network connection aborted";
case ECONNREFUSED:
return "could not connect to server (check repositories file)";
case ENETUNREACH:
return "network error (check Internet connection and firewall)";
case ENXIO:
return "DNS lookup error";
case EREMOTEIO:
return "remote server returned error (try 'apk update')";
case ETIMEDOUT:
return "operation timed out";
case EAGAIN:
return "temporary error (try again later)";
case EAPKBADURL:
return "invalid URL (check your repositories file)";
case EAPKSTALEINDEX:
return "package mentioned in index not found (try 'apk update')";
default:
return strerror(error);
}
}
static void log_internal(FILE *dest, const char *prefix, const char *format, va_list va)
{
if (prefix != NULL)
fprintf(dest, "%s", prefix);
vfprintf(dest, format, va);
fprintf(dest, "\n");
fflush(dest);
apk_progress_force = 1;
}
void apk_log(const char *prefix, const char *format, ...)
{
va_list va;
va_start(va, format);
log_internal(stdout, prefix, format, va);
va_end(va);
}
void apk_log_err(const char *prefix, const char *format, ...)
{
va_list va;
va_start(va, format);
log_internal(stderr, prefix, format, va);
va_end(va);
}
|
