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
|
/*
* Copyright (c) 1991, 1992 Paul Kranenburg <pk@cs.few.eur.nl>
* Copyright (c) 1993 Branko Lankester <branko@hacktic.nl>
* Copyright (c) 1993, 1994, 1995, 1996 Rick Sladkey <jrs@world.std.com>
* Copyright (c) 1996-1999 Wichert Akkerman <wichert@cistron.nl>
* Copyright (c) 2005-2021 Dmitry V. Levin <ldv@strace.io>
* All rights reserved.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "tests.h"
#include "xlat.h"
#include <stdio.h>
int
printflags(const struct xlat *xlat, unsigned long long flags,
const char *const dflt)
{
if (flags == 0 && xlat->data->val == 0 && xlat->data->str) {
fputs(xlat->data->str, stdout);
return 1;
}
int n;
size_t i = 0;
char sep = 0;
const struct xlat_data *xd = xlat->data;
for (n = 0; i < xlat->size; xd++, i++) {
if (!xd->str)
continue;
if (xd->val && (flags & xd->val) == xd->val) {
if (sep)
putc(sep, stdout);
else
sep = '|';
fputs(xd->str, stdout);
flags &= ~xd->val;
n++;
}
}
if (n) {
if (flags) {
if (sep)
putc(sep, stdout);
printf("%#llx", flags);
n++;
}
} else {
if (flags) {
printf("%#llx", flags);
if (dflt)
printf(" /* %s */", dflt);
} else {
if (dflt)
putc('0', stdout);
}
}
return n;
}
|
