// FileUtil.cc // Copyright (c) 2002 - 2006 Henrik Kinnunen (fluxgen at fluxbox dot org) // // Permission is hereby granted, free of charge, to any person obtaining a // copy of this software and associated documentation files (the "Software"), // to deal in the Software without restriction, including without limitation // the rights to use, copy, modify, merge, publish, distribute, sublicense, // and/or sell copies of the Software, and to permit persons to whom the // Software is furnished to do so, subject to the following conditions: // // The above copyright notice and this permission notice shall be included in // all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER // DEALINGS IN THE SOFTWARE. #include "FileUtil.hh" #include <sys/stat.h> #include <unistd.h> #include <iostream> #include <fstream> using std::ifstream; using std::ofstream; using std::cerr; using std::endl; namespace FbTk { time_t FileUtil::getLastStatusChangeTimestamp(const char* filename) { struct stat buf; if (filename && !stat(filename, &buf)) { return buf.st_ctime; } else return (time_t)-1; } bool FileUtil::isDirectory(const char* filename) { struct stat buf; if (!filename || stat(filename, &buf)) return false; return S_ISDIR(buf.st_mode); } bool FileUtil::isRegularFile(const char* filename) { struct stat buf; if (!filename || stat(filename, &buf)) return false; return S_ISREG(buf.st_mode); } bool FileUtil::isExecutable(const char* filename) { struct stat buf; if (!filename || stat(filename, &buf)) return false; return buf.st_mode & S_IXUSR || buf.st_mode & S_IXGRP || buf.st_mode & S_IXOTH; } bool FileUtil::copyFile(const char* from, const char* to) { ifstream from_file(from); ofstream to_file(to); if (!to_file.good()) cerr << "Can't write file '"<<to<<"'."<<endl; else if (from_file.good()) { to_file<<from_file.rdbuf(); return true; } else cerr << "Can't copy from '"<<from<<"' to '"<<to<<"'."<<endl; return false; } Directory::Directory(const char *dir):m_dir(0), m_num_entries(0) { if (dir != 0) open(dir); } Directory::~Directory() { close(); } void Directory::rewind() { if (m_dir != 0) rewinddir(m_dir); } struct dirent *Directory::read() { if (m_dir == 0) return 0; return readdir(m_dir); } std::string Directory::readFilename() { dirent *ent = read(); if (ent == 0) return ""; return (ent->d_name ? ent->d_name : ""); } void Directory::close() { if (m_dir != 0) { closedir(m_dir); m_name = ""; m_dir = 0; m_num_entries = 0; } } bool Directory::open(const char *dir) { if (dir == 0) return false; if (m_dir != 0) close(); m_dir = opendir(dir); if (m_dir == 0) // successfull loading? return false; m_name= dir; // get number of entries while (read()) m_num_entries++; rewind(); // go back to start return true; } } // end namespace FbTk