scc

simple c99 compiler
git clone git://git.simple-cc.org/scc
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vsprintf.c (235B)

      1 #include <stdarg.h>
      2 #include <stdint.h>
      3 #include <stdio.h>
      4 
      5 #undef vsprintf
      6 
      7 int
      8 vsprintf(char *restrict s, const char *restrict fmt, va_list va)
      9 {
     10 	uintptr_t addr = (uintptr_t) s;
     11 
     12 	return vsnprintf(s, UINTPTR_MAX - addr, fmt, va);
     13 }