Windows/Linux C/C++任意键继续

#include <stdio.h>

#include <stdlib.h>

#ifdef _WIN32

#include <stdlib.h>

#else

#include <termios.h>

#include <unistd.h>

#endif

int press_key();

int main()

{

   press_key();

   return ;

}

int press_key()

{

#ifdef _WIN32

   system("pause");

   return ;

#else

   printf("Press any key to continue...\n");

   struct termios tm, tm_old;

   int fd = STDIN_FILENO,c;

   if (tcgetattr(fd, &tm) < )

   {

      return -;

   }

   tm_old = tm;

   cfmakeraw(&tm);

   if (tcsetattr(fd, TCSANOW, &tm) < )

   {

      return -;

   }

   c = fgetc(stdin);

   if (tcsetattr(fd,TCSANOW,&tm_old) < )

   {

      return -;

   }

   return c;

#endif

}