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
|
/* See LICENSE file for copyright and license details. */
#include "common.h"
/* Date components are in different options to avoid date format confusion */
USAGE("([-y year | -Y] [-m month | -M] [-d day | -D] [-b | -B] | -u) contact-id ...");
static int
getintarg(const char *arg)
{
int ret = 0;
for (; isdigit(*arg); arg++) {
if (ret > (INT_MAX - (*arg & 15)) / 10)
usage();
ret = ret * 10 + (*arg & 15);
}
if (*arg)
usage();
return ret;
}
int
main(int argc, char *argv[])
{
static int days_in_month[] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
int year = 0, month = 0, day = 0, before_on_common = -1, remove = 0;
struct passwd *user;
struct libcontacts_contact contact;
int ret = 0;
size_t i;
ARGBEGIN {
case 'y':
if (year)
usage();
year = getintarg(ARG());
break;
case 'Y':
if (year)
usage();
year = -1;
break;
case 'm':
if (month)
usage();
month = getintarg(ARG());
break;
case 'M':
if (month)
usage();
month = -1;
break;
case 'd':
if (day)
usage();
day = getintarg(ARG());
break;
case 'D':
if (day)
usage();
day = -1;
break;
case 'b':
if (before_on_common == 0)
usage();
before_on_common = 1;
case 'B':
if (before_on_common == 1)
usage();
before_on_common = 0;
case 'u':
remove = 1;
break;
default:
usage();
} ARGEND;
if ((year | month | day | (before_on_common + 1)) && remove)
usage();
if (year % 4 == 0 && (year % 100 || year % 400 == 0)) /* 0 is a leap year */
days_in_month[1] += 1;
if ((month && month > 12) || day > days_in_month[month - 1])
usage();
if (!argc)
usage();
for (i = 0; argv[i]; i++)
if (!*argv[i] || strchr(argv[i], '/'))
usage();
errno = 0;
user = getpwuid(getuid());
if (!user)
eprintf("getpwuid: %s\n", errno ? strerror(errno) : "user does not exist");
for (; *argv; argv++) {
if (libcontacts_load_contact(*argv, &contact, user)) {
weprintf("libcontacts_load_contact %s: %s\n", *argv, errno ? strerror(errno) : "contact file is malformatted");
ret = 1;
} else {
if (remove) {
if (!contact.birthday)
goto next;
libcontacts_birthday_destroy(contact.birthday);
free(contact.birthday);
contact.birthday = NULL;
} else {
if (!contact.birthday)
contact.birthday = ecalloc(1, sizeof(*contact.birthday));
if (year)
contact.birthday->year = year < 0 ? 0 : (unsigned int)year;
if (month)
contact.birthday->month = month < 0 ? 0 : (unsigned char)month;
if (day)
contact.birthday->day = day < 0 ? 0 : (unsigned char)day;
if (before_on_common >= 0)
contact.birthday->before_on_common = before_on_common;
}
if (libcontacts_save_contact(&contact, user)) {
weprintf("libcontacts_save_contact %s:", *argv);
ret = 1;
}
next:
libcontacts_contact_destroy(&contact);
}
}
if (fflush(stdout) || ferror(stdout) || fclose(stdout))
eprintf("printf:");
return ret;
}
|
