Function string_resize

src/lodepng.cpp:278–287

returns 1 if success, 0 if failure ==> nothing done*/

#ifdef LODEPNG_COMPILE_ANCILLARY_CHUNKS
/*returns 1 if success, 0 if failure ==> nothing done*/
static unsigned string_resize(char** out, size_t size)
{
  char* data = (char*)lodepng_realloc(*out, size + 1);
  if(data)
  {
    data[size] = 0; /*null termination char*/
    *out = data;
  }
  return data != 0;
}

/*init a {char*, size_t} pair for use as string*/
static void string_init(char** out)