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本帖最后由 KKKAI-Warp 于 2020-3-26 22:22 编辑
#include<io.h>
#include<direct.h>
#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#define MAX 256
long total;
int countLines(const char *filename);
void findAllCode(const char *path);
void findALLFiles(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 file: %s\n", filename);
return 0;
}
while((temp = fgetc(fp)) != EOF)
{
if (temp == '\n')
{
count++;
}
}
fclose(fp);
return count;
}
void findAllCodes(const char*path)
{
struct _finddata_t fa;
long handle;
char thePath[MAX],target[MAX];
strcpy(thePath, path);
if ((handle = _findfirst(strcat(thePath, " /*.c"), &fa)) != -1L)
{
do
{
sprintf(target," %s/%s", path, fa.name);
total += countLines(target);
}while(_findnext(handle, &fa) == 0);
}
_findclose(handle);
}
void findALLDirs(const char *path)
{
struct _finddata_t fa;
long handle;
char thePath[MAX];
strcpy(thePath, path);
if((handle = _findfirst(strcat(thePath, "/*"), &fa)) == -1L)
{
fprintf(stderr, "This path %s is wrong!\n", path);
return;
}
do
{
if (!strcmp(fa.name, ".") || !strcmp(fa.name, ".."))
continue;
if (fa.attrib == _A_SUBDIR)
{
sprintf(thePath, "%s/%s", path, fa.name);
findAllCodes(thePath);
findALLDirs(thePath);
}
}while (_findnext(handle, &fa) == 0);
_findclose(handle);
}
int main()
{
char path[MAX] = ".";
printf("计算中...\n");
findAllCodes(path);
findALLDirs(path);
printf("目前你总共写了 %1d 行代码!\n\n", total);
system("pause");
return 0;
}
打印后显示写了0行代码
main函数中的printf输出,total的格式化字符写错了。
total是long类型,应该用%ld.即 printf("目前你总共写了 %ld 行代码!\n\n", total);
你把'l'写成1了
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