1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2
3 #include "qemu/osdep.h"
4 #include "9p-util.h"
5 #include <glib/gstrfuncs.h>
6
qemu_open_flags_tostr(int flags)7 char *qemu_open_flags_tostr(int flags)
8 {
9 int acc = flags & O_ACCMODE;
10 return g_strconcat(
11 (acc == O_WRONLY) ? "WRONLY" : (acc == O_RDONLY) ? "RDONLY" : "RDWR",
12 (flags & O_CREAT) ? "|CREAT" : "",
13 (flags & O_EXCL) ? "|EXCL" : "",
14 (flags & O_NOCTTY) ? "|NOCTTY" : "",
15 (flags & O_TRUNC) ? "|TRUNC" : "",
16 (flags & O_APPEND) ? "|APPEND" : "",
17 (flags & O_NONBLOCK) ? "|NONBLOCK" : "",
18 (flags & O_DSYNC) ? "|DSYNC" : "",
19 #ifdef O_DIRECT
20 (flags & O_DIRECT) ? "|DIRECT" : "",
21 #endif
22 (flags & O_LARGEFILE) ? "|LARGEFILE" : "",
23 (flags & O_DIRECTORY) ? "|DIRECTORY" : "",
24 (flags & O_NOFOLLOW) ? "|NOFOLLOW" : "",
25 #ifdef O_NOATIME
26 (flags & O_NOATIME) ? "|NOATIME" : "",
27 #endif
28 #ifdef O_CLOEXEC
29 (flags & O_CLOEXEC) ? "|CLOEXEC" : "",
30 #endif
31 #ifdef __O_SYNC
32 (flags & __O_SYNC) ? "|SYNC" : "",
33 #else
34 ((flags & O_SYNC) == O_SYNC) ? "|SYNC" : "",
35 #endif
36 #ifdef O_PATH
37 (flags & O_PATH) ? "|PATH" : "",
38 #endif
39 #ifdef __O_TMPFILE
40 (flags & __O_TMPFILE) ? "|TMPFILE" : "",
41 #elif defined(O_TMPFILE)
42 ((flags & O_TMPFILE) == O_TMPFILE) ? "|TMPFILE" : "",
43 #endif
44 /* O_NDELAY is usually just an alias of O_NONBLOCK */
45 #if defined(O_NDELAY) && O_NDELAY != O_NONBLOCK
46 (flags & O_NDELAY) ? "|NDELAY" : "",
47 #endif
48 NULL /* always last (required NULL termination) */
49 );
50 }
51