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发表于 2023-1-11 16:55:47
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#include<stdio.h>
#include<unistd.h>
#include<dirent.h>
#include<string.h>
#include<stdlib.h>
#include<sys/stat.h>
#define MAX 256
long total;
int countLines(const char* filename);
int isCode(const char* filename);
void findAllDirs(const char* path);
int countLines(const char* filename)
{
FILE* fp;
int count= 0;
int temp;
if((fp = fopen(filename,"r"))==NULL)
{
fprintf(stderr,"Can not open the fiel:%s\n",filename);
return 0;
}
while((temp = fgetc(fp)) != EOF)
{
if(temp == '\n')
{
count ++ ;
}
}
fclose(fp);
return count;
}
int isCode(const char* filename)
{
int length;
length = strlen(filename);
if(!strcmp(filename + (length - 2),".c"))
{
return 1;
}
else
{
return 0;
}
}
void findAllDirs(const char* path)
{
DIR* dp;
struct dirent* entry;
struct stat statbuf;
if((dp = opendir(path)) == NULL)
{
fprintf(stderr,"The path %s is wrong!\n",path);
return;
}
chdir(path);
while((entry = readdir(dp))!= NULL)
{
lstat(entry->d_name,&statbuf);
if(!strcmp(".",entry->d_name)||!strcmp("..",entry->d_name))
continue;
if(S_ISDIR(statbuf.st_mode))
{
findAllDirs(entry->d_name);
}
else
{
if(isCode(entry->d_name))
{
total+= countLines(entry->d_name);
}
}
}
chdir("..");
closedir(dp);
}
int main()
{
char path[MAX] = ".";
printf("计算中...\n");
findAllDirs(path);
printf("目前你总共写了%1d 行代码!\n\n",total);
return 0;
}
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