Cacher is the code snippet organizer for pro developers

#include <stdio.h>
#include <stdlib.h>
#include <dirent.h>
#include <sys/stat.h>

#define N 100

int main(int argc,char** argv)
{
	if(argc!=2)
	{
		printf("Usage: ./filesystem.out <path>\n");
		exit(1);
	}
	struct stat statbuf;
	DIR *dp;
	char fullName[N];
	struct dirent *dirp;
	int i;

	printf("Test\n");
	if (lstat(argv[1], &statbuf) < 0 )
	{
		fprintf (stderr, "Error.\n"); 
		exit (1);
	}
	
	if (S_ISDIR(statbuf.st_mode) == 0) 
	{
		fprintf (stderr, "Error.\n"); 
		exit (1);
	}
	
	if ( (dp = opendir(argv[1])) == NULL)
	{ 
		fprintf (stderr, "Error.\n");
		exit (1);
	}

	i = 0;

	while ((dirp = readdir(dp)) != NULL) 
	{
		sprintf (fullName, "%s/%s", argv[1], dirp->d_name);
		if (lstat(fullName, &statbuf) < 0 )
		{ 
			fprintf (stderr, "Error.\n"); 
			exit (1);
		}
		if (S_ISDIR(statbuf.st_mode) == 0) 
			fprintf (stdout, "File %d: %s\n", i, fullName);
		else
			fprintf (stdout, "Dir %d: %s\n", i, fullName);
		i++;
	}
	if (closedir(dp) < 0) 
	{
		fprintf (stderr, "Error.\n"); exit (1);
	}
}