1 files changed, 29 insertions, 0 deletions

diff --git a/Documentation/perf_counter/help.h b/Documentation/perf_counter/help.h
new file mode 100644
index 000000000000..56bc15406ffc
--- /dev/null
+++ b/Documentation/perf_counter/help.h
@@ -0,0 +1,29 @@
+#ifndef HELP_H
+#define HELP_H
+
+struct cmdnames {
+        int alloc;
+        int cnt;
+        struct cmdname {
+                size_t len; /* also used for similarity index in help.c */
+                char name[FLEX_ARRAY];
+        } **names;
+};
+
+static inline void mput_char(char c, unsigned int num)
+{
+        while(num--)
+                putchar(c);
+}
+
+void load_command_list(const char *prefix,
+                struct cmdnames *main_cmds,
+                struct cmdnames *other_cmds);
+void add_cmdname(struct cmdnames *cmds, const char *name, int len);
+/* Here we require that excludes is a sorted list. */
+void exclude_cmds(struct cmdnames *cmds, struct cmdnames *excludes);
+int is_in_cmdlist(struct cmdnames *c, const char *s);
+void list_commands(const char *title, struct cmdnames *main_cmds,
+                   struct cmdnames *other_cmds);
+
+#endif /* HELP_H */