xref: /linux/tools/perf/trace/beauty/waitid_options.c (revision 794f594e0c3be6199e0b3e2324280e8785806fb6)
1*794f594eSArnaldo Carvalho de Melo // SPDX-License-Identifier: LGPL-2.1
27206b900SArnaldo Carvalho de Melo #include <sys/types.h>
37206b900SArnaldo Carvalho de Melo #include <sys/wait.h>
47206b900SArnaldo Carvalho de Melo 
57206b900SArnaldo Carvalho de Melo static size_t syscall_arg__scnprintf_waitid_options(char *bf, size_t size,
67206b900SArnaldo Carvalho de Melo 						    struct syscall_arg *arg)
77206b900SArnaldo Carvalho de Melo {
87206b900SArnaldo Carvalho de Melo 	int printed = 0, options = arg->val;
97206b900SArnaldo Carvalho de Melo 
107206b900SArnaldo Carvalho de Melo #define	P_OPTION(n) \
117206b900SArnaldo Carvalho de Melo 	if (options & W##n) { \
127206b900SArnaldo Carvalho de Melo 		printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
137206b900SArnaldo Carvalho de Melo 		options &= ~W##n; \
147206b900SArnaldo Carvalho de Melo 	}
157206b900SArnaldo Carvalho de Melo 
167206b900SArnaldo Carvalho de Melo 	P_OPTION(NOHANG);
177206b900SArnaldo Carvalho de Melo 	P_OPTION(UNTRACED);
187206b900SArnaldo Carvalho de Melo 	P_OPTION(CONTINUED);
197206b900SArnaldo Carvalho de Melo #undef P_OPTION
207206b900SArnaldo Carvalho de Melo 
217206b900SArnaldo Carvalho de Melo 	if (options)
227206b900SArnaldo Carvalho de Melo 		printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", options);
237206b900SArnaldo Carvalho de Melo 
247206b900SArnaldo Carvalho de Melo 	return printed;
257206b900SArnaldo Carvalho de Melo }
267206b900SArnaldo Carvalho de Melo 
277206b900SArnaldo Carvalho de Melo #define SCA_WAITID_OPTIONS syscall_arg__scnprintf_waitid_options
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