1 // SPDX-License-Identifier: LGPL-2.1
2 #include <sys/types.h>
3 #include <sys/wait.h>
4 
5 static 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