You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
71 lines
1.5 KiB
71 lines
1.5 KiB
2 years ago
|
#include "filesystem.h"
|
||
|
|
|
||
|
|
#include <dirent.h>
|
||
|
|
#include <log/log.h>
|
||
|
|
#include <stdlib.h>
|
||
|
|
#include <sys/stat.h>
|
||
|
|
#include <sys/types.h>
|
||
|
|
|
||
|
|
#include <sstream>
|
||
|
|
#include <string>
|
||
|
|
#include <vector>
|
||
|
|
|
||
|
|
namespace filesystem {
|
||
|
|
|
||
|
|
bool exists(const path& p) {
|
||
|
|
struct stat s;
|
||
|
|
return stat(p.string().c_str(), &s) == 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
bool is_directory(const path& p) {
|
||
|
|
struct stat s;
|
||
|
|
if (stat(p.string().c_str(), &s))
|
||
|
|
return false;
|
||
|
|
|
||
|
|
return S_ISDIR(s.st_mode);
|
||
|
|
}
|
||
|
|
|
||
|
|
bool is_symlink(const path& p) {
|
||
|
|
struct stat s;
|
||
|
|
if (lstat(p.string().c_str(), &s))
|
||
|
|
return false;
|
||
|
|
|
||
|
|
return S_ISLNK(s.st_mode);
|
||
|
|
}
|
||
|
|
|
||
|
|
path read_symlink(const path& p) {
|
||
|
|
char* actualPath = realpath(p.string().c_str(), NULL);
|
||
|
|
if (!actualPath) {
|
||
|
|
return path(p.string());
|
||
|
|
}
|
||
|
|
|
||
|
|
path out(actualPath);
|
||
|
|
free(actualPath);
|
||
|
|
return out;
|
||
|
|
}
|
||
|
|
|
||
|
|
std::vector<directory_entry> directory_iterator(const path& p) {
|
||
|
|
if (!exists(p) || !is_directory(p))
|
||
|
|
return {};
|
||
|
|
|
||
|
|
std::unique_ptr<DIR, decltype(&closedir)> dir(opendir(p.string().c_str()), &closedir);
|
||
|
|
if (!dir) {
|
||
|
|
ALOGE("Failed to open %s directory", p.string().c_str());
|
||
|
|
}
|
||
|
|
|
||
|
|
std::vector<directory_entry> out;
|
||
|
|
struct dirent* dent;
|
||
|
|
while ((dent = readdir(dir.get()))) {
|
||
|
|
if (!strcmp(dent->d_name, ".") || !strcmp(dent->d_name, ".."))
|
||
|
|
continue;
|
||
|
|
|
||
|
|
std::stringstream ss(p.string());
|
||
|
|
ss << "/" << dent->d_name;
|
||
|
|
out.emplace_back(ss.str());
|
||
|
|
}
|
||
|
|
|
||
|
|
return out;
|
||
|
|
}
|
||
|
|
|
||
|
|
} // namespace filesystem
|