【C Lanuage】 Linux 控制台进度条实现

1.atoi:实现字符串转整形

2../test_progressbar 50  Run the programmer

#include <stdio.h>
#include <unistd.h>
#include <string.h>
#include <stdlib.h> //atoi fucntion header

#define NONE "\e[0m"
#define RED "\e[0;31m"
#define BLUE "\e[0;34m"
#define YELLOW "\033[0;33m"
#define GREEN "\033[0;32m"

void
progressbar(int des_progress){

 int i;
    char x[300];
    memset(x,0,300);
 char *ptr = (char *)("|/-\\");
 char buf[101] = {};
 int des = 100/des_progress;

    for(i=0;i<des_progress+1; i++){
  buf[i] = '#';
  sprintf(&x[0],GREEN"[%s][%d%%][%c]\r"NONE, buf, i*des, ptr[i%4]);
  printf("\r%s",x);
        fflush(stdout);
  usleep(500000);
  //sleep(1);
 }
    printf("\n");
}

int main(int argc,char* argv[]){
 int n;
 char *p = argv[1];
 n = atoi(p);
  progressbar(n);
 return 0;
}