86 lines
2.3 KiB
C++
86 lines
2.3 KiB
C++
#include "filesystem.hpp"
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#include <sys/stat.h>
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#include <stdlib.h>
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#include <linux/limits.h>
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bool FSLib::exists(const std::string &path) {
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struct stat path_stat;
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return stat( path.c_str(), &path_stat ) == 0;
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}
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bool FSLib::isDirectory(const std::string &path) {
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struct stat path_stat;
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stat( path.c_str(), &path_stat );
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return S_ISDIR(path_stat.st_mode);
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}
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std::string FSLib::canonical(const std::string &path) {
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char *canonical_path = static_cast<char *>(malloc(PATH_MAX));
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if( realpath(path.c_str(), canonical_path) == nullptr ) {
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free(canonical_path);
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return "";
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}
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std::string canonical_string{canonical_path};
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free(canonical_path);
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return canonical_string;
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}
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bool FSLib::rename(const std::string &file_a, const std::string &file_b) {
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return ::rename( file_a.c_str(), file_b.c_str() ) == 0;
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}
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FSLib::Directory::iterator FSLib::Directory::begin() {
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return Iterator(dir_path);
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}
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FSLib::Directory::const_iterator FSLib::Directory::begin() const {
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return Iterator(dir_path);
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}
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FSLib::Directory::const_iterator FSLib::Directory::cbegin() const {
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return begin();
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}
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FSLib::Directory::iterator FSLib::Directory::end() {
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return Iterator(dir_path, nullptr);
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}
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FSLib::Directory::const_iterator FSLib::Directory::end() const {
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return Iterator(dir_path, nullptr);
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}
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FSLib::Directory::const_iterator FSLib::Directory::cend() const {
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return end();
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}
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const char *FSLib::Directory::path() const {
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return dir_path.c_str();
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}
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char const *FSLib::Directory::Iterator::operator*() const {
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return current_entry->d_name;
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}
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FSLib::Directory::Iterator &FSLib::Directory::Iterator::operator++() {
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if( current_entry == nullptr )
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return *this;
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current_entry = readdir(d);
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if( current_entry != nullptr && ( !strcmp(current_entry->d_name, ".") || !strcmp(current_entry->d_name, "..") ) )
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return operator++();
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return *this;
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}
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FSLib::Directory::Iterator FSLib::Directory::Iterator::operator++(int) {
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Iterator ret(*this);
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operator++();
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return ret;
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}
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bool FSLib::Directory::Iterator::operator==(const Iterator &i_other) const {
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return i_other.current_entry == current_entry;
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}
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bool FSLib::Directory::Iterator::operator!=(const Iterator &i_other) const {
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return i_other.current_entry != current_entry;
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}
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