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-rw-r--r--tools/perf/trace/beauty/waitid_options.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/tools/perf/trace/beauty/waitid_options.c b/tools/perf/trace/beauty/waitid_options.c
new file mode 100644
index 000000000..d4d10b33b
--- /dev/null
+++ b/tools/perf/trace/beauty/waitid_options.c
@@ -0,0 +1,29 @@
+// SPDX-License-Identifier: LGPL-2.1
+#include <sys/types.h>
+#include <sys/wait.h>
+
+static size_t syscall_arg__scnprintf_waitid_options(char *bf, size_t size,
+ struct syscall_arg *arg)
+{
+ bool show_prefix = arg->show_string_prefix;
+ const char *prefix = "W";
+ int printed = 0, options = arg->val;
+
+#define P_OPTION(n) \
+ if (options & W##n) { \
+ printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", #n); \
+ options &= ~W##n; \
+ }
+
+ P_OPTION(NOHANG);
+ P_OPTION(UNTRACED);
+ P_OPTION(CONTINUED);
+#undef P_OPTION
+
+ if (options)
+ printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", options);
+
+ return printed;
+}
+
+#define SCA_WAITID_OPTIONS syscall_arg__scnprintf_waitid_options