1// SPDX-License-Identifier: LGPL-2.1
2#include <sys/types.h>
3#include <sys/wait.h>
4
5static size_t syscall_arg__scnprintf_waitid_options(char *bf, size_t size,
6						    struct syscall_arg *arg)
7{
8	bool show_prefix = arg->show_string_prefix;
9	const char *prefix = "W";
10	int printed = 0, options = arg->val;
11
12#define	P_OPTION(n) \
13	if (options & W##n) { \
14		printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "",  #n); \
15		options &= ~W##n; \
16	}
17
18	P_OPTION(NOHANG);
19	P_OPTION(UNTRACED);
20	P_OPTION(CONTINUED);
21#undef P_OPTION
22
23	if (options)
24		printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", options);
25
26	return printed;
27}
28
29#define SCA_WAITID_OPTIONS syscall_arg__scnprintf_waitid_options
30