ref: e81c54ba2ecc673a4d5f8aed0e9b52841fe07b0d
dir: /os/boot.original/arm1110/print.c/
#include "u.h" #include "lib.h" #include "fns.h" #include "dat.h" #define SIZE 1024 int print(char *fmt, ...) { char buf[SIZE], *out; va_list arg; va_start(arg, fmt); out = donprint(buf, buf+SIZE, fmt, arg); va_end(arg); serialputs(buf, out-buf); return out-buf; } int sprint(char *buf, char *fmt, ...) { char *out; va_list arg; va_start(arg, fmt); out = donprint(buf, buf+SIZE, fmt, arg); va_end(arg); return out-buf; } int snprint(char *buf, int len, char *fmt, ...) { char *out; va_list arg; va_start(arg, fmt); out = donprint(buf, buf+len, fmt, arg); va_end(arg); return out-buf; } char* seprint(char *buf, char *e, char *fmt, ...) { char *out; va_list arg; va_start(arg, fmt); out = donprint(buf, e, fmt, arg); va_end(arg); return out; }