util.h
/* See LICENSE file for copyright and license details. */ #include <stdint.h> extern char buf[1024]; #define LEN(x) (sizeof (x) / sizeof *(x)) extern char *argv0; void warn(const char *, ...); void die(const char *, ...); int esnprintf(char *str, size_t size, const char *fmt, ...); const char *bprintf(const char *fmt, ...); const char *fmt_human(uint64_t num, int base); int pscanf(const char *path, const char *fmt, ...);