[参考译文] TMS570LS0432：sprintf 函数的 FreeRTOS 端口稳定性

#include "string.h"
#include "stdio.h"

int main(void) {

  char buffer[36];

  // Fixed Length sprintf
  sprintf(buffer, "abcdef");
  snprintf(buffer, 36, "abcdef");

  // strlen
  size_t string_length = strlen(buffer); // assert == 6

  // default int type
  {
  int number = -123;
  sprintf(buffer, "int: %d\n", number);      // Works
  snprintf(buffer, 36, "int: %d\n", number); // Does not work if following code block is enabled
  }

#if 0 // Toggle this to 1 to recreate the issue
  // default unsigned int type
  {
  unsigned int number = 123;
  sprintf(buffer, "unsigned: %u\n", number);
  snprintf(buffer, 36, "unsigned: %u\n", number);
  snprintf(buffer, 36, "unsigned: %4u\n", number);
  }

  // double precision
  {
  double number = 123.456;
  sprintf(buffer, "double: %lf\n", number);
  snprintf(buffer, 36, "double: %lf\n", number);
  snprintf(buffer, 36, "double: %4.4lf\n", number);
  }
#endif

  while(true){;}
}