#ifndef UI_STATS_H#define UI_STATS_H #include "cgit.h" struct cgit_period {	const char code;	const char *name;	int max_periods;	int count; 	/* Convert a tm value to the first day in the period */	void (*trunc)(struct tm *tm); 	/* Update tm value to start of next/previous period */	void (*dec)(struct tm *tm);	void (*inc)(struct tm *tm); 	/* Pretty-print a tm value */	char *(*pretty)(struct tm *tm);}; extern int cgit_find_stats_period(const char *expr, const struct cgit_period **period);extern const char *cgit_find_stats_periodname(int idx); extern void cgit_show_stats(void); #endif /* UI_STATS_H */