#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <string>
#include <io.h>

#define MAX_PATH    256

void WalkTree(const char *path, void (*Proc)(const char *))
{
	int result = 0;
	long handle;
	struct _finddata_t finfo;
	char searchPath[MAX_PATH], nextFile[MAX_PATH];

	sprintf(searchPath, "%s\\*.*", path);
	
	handle= _findfirst(searchPath, &finfo);
	while (!result) {
		if (!strcmp(finfo.name, ".")) {
			_findnext(handle,&finfo);
			result = _findnext(handle, &finfo);
			continue;
		}
		sprintf(nextFile, "%s\\%s", path, finfo.name);
		Proc(nextFile);
		if (finfo.attrib & _A_SUBDIR)
			WalkTree(nextFile, Proc);
		result = _findnext(handle, &finfo);
	}
}

void DirTree(const char *path, void (*Proc)(const char *))
{
	char correctPath[MAX_PATH];
	int lastIndex;

	if (*path == '\0')
		return;
	strcpy(correctPath, path);
	lastIndex = strlen(path) - 1;
	if (path[lastIndex] == '\\' || path[lastIndex] == '/' || path[lastIndex] == ':')
		correctPath[lastIndex] = '\0';
	WalkTree(correctPath, Proc);
}

void Disp(const char *path)
{
	puts(path);
}
int main()
{
	DirTree("\\mp3", Disp);
	return 0;
}