试试这个:
#include <io.h>
#include <direct.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define MAX 256
long total = 0;
long countlines(const char* filename)
{
FILE* fp;
int count = 0;
int temp;
if ((fp = fopen(filename, "r")) == NULL)
{
fprintf(stderr, "Cannot open the file: %s\n", filename);
return -1;
}
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];
snprintf(thePath, MAX, "%s/*.c", path);
if ((handle = _findfirst(thePath, &fa)) != -1L)
{
do
{
snprintf(target, MAX, "%s/%s", path, fa.name);
long lines = countlines(target);
if (lines >= 0)
total += lines;
} while (_findnext(handle, &fa) == 0);
}
_findclose(handle);
}
void findALLDirs(const char* path)
{
struct _finddata_t fa;
long handle;
char thePath[MAX], newPath[MAX];
snprintf(thePath, MAX, "%s/*", path);
if ((handle = _findfirst(thePath, &fa)) == -1L)
{
fprintf(stderr, "The path %s is wrong!\n", path);
return;
}
do
{
if (!strcmp(fa.name, ".") || !strcmp(fa.name, ".."))
continue;
if (fa.attrib & _A_SUBDIR)
{
snprintf(newPath, MAX, "%s/%s", path, fa.name);
findAllCodes(newPath);
findALLDirs(newPath);
}
} while (_findnext(handle, &fa) == 0);
_findclose(handle);
}
int main()
{
char path[MAX] = ".";
printf("Calculating...\n");
findAllCodes(path);
findALLDirs(path);
printf("There are %ld lines of code in total!\n\n", total);
system("pause");
return 0;
}
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