char *getpass( const char *prompt);

#include <stdio.h> 
 #include <unistd.h> 
  
 int main(int argc, char *args[]) 
 { 
  // 調(diào)用getpass函數(shù) 
  // 函數(shù)的參數(shù)是提示信息 
  // 函數(shù)的返回值是用戶輸入的內(nèi)容 
  char *password = getpass("Input your password : "); 
  // 輸出用戶輸入的信息 
  printf("password = %s\n", password); 
  return 0; 
 }

[negivup@negivup mycode]$ gcc -o main main.c 
[negivup@negivup mycode]$ ./main 
Input your password :   ------------這里輸入內(nèi)容不會(huì)回顯 
password = 123456