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libshared: Integrated FS

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This commit is contained in:
Paul Beckingham 2016-06-26 09:15:08 -04:00
parent b6ef010595
commit 61763f278f
3 changed files with 2 additions and 1121 deletions
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4
src/CMakeLists.txt
View file

@ -14,7 +14,6 @@ add_library (task CLI2.cpp CLI2.h
Dates.cpp Dates.h
Eval.cpp Eval.h
Filter.cpp Filter.h
FS.cpp FS.h
Hooks.cpp Hooks.h
ISO8601.cpp ISO8601.h
Lexer.cpp Lexer.h
@ -37,7 +36,8 @@ add_library (task CLI2.cpp CLI2.h
text.cpp text.h
util.cpp util.h)
add_library (libshared libshared/src/JSON.cpp libshared/src/JSON.h
add_library (libshared libshared/src/FS.cpp libshared/src/FS.h
libshared/src/JSON.cpp libshared/src/JSON.h
libshared/src/Pig.cpp libshared/src/Pig.h
libshared/src/RX.cpp libshared/src/RX.h
libshared/src/Table.cpp libshared/src/Table.h

974
src/FS.cpp
View file

@ -1,974 +0,0 @@
////////////////////////////////////////////////////////////////////////////////
//
// Copyright 2006 - 2016, Paul Beckingham, Federico Hernandez.
//
// 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.
//
// http://www.opensource.org/licenses/mit-license.php
//
////////////////////////////////////////////////////////////////////////////////
#include <cmake.h>
#include <FS.h>
#include <fstream>
#include <glob.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <stdlib.h>
#include <pwd.h>
#include <cstdio>
#include <unistd.h>
#include <fcntl.h>
#include <dirent.h>
#include <errno.h>
#include <string.h>
#include <text.h>
#include <util.h>
#include <i18n.h>
#if defined SOLARIS || defined NETBSD || defined FREEBSD
#include <limits.h>
#endif
#if defined __APPLE__
#include <sys/syslimits.h>
#endif
// Fixes build with musl libc.
#ifndef GLOB_TILDE
#define GLOB_TILDE 0
#endif
#ifndef GLOB_BRACE
#define GLOB_BRACE 0
#endif
////////////////////////////////////////////////////////////////////////////////
Path::Path ()
{
}
////////////////////////////////////////////////////////////////////////////////
Path::Path (const Path& other)
{
if (this != &other)
{
_original = other._original;
_data = other._data;
}
}
////////////////////////////////////////////////////////////////////////////////
Path::Path (const std::string& in)
{
_original = in;
_data = expand (in);
}
////////////////////////////////////////////////////////////////////////////////
Path& Path::operator= (const Path& other)
{
if (this != &other)
{
this->_original = other._original;
this->_data = other._data;
}
return *this;
}
////////////////////////////////////////////////////////////////////////////////
bool Path::operator== (const Path& other)
{
return _data == other._data;
}
////////////////////////////////////////////////////////////////////////////////
Path& Path::operator+= (const std::string& dir)
{
_data += "/" + dir;
return *this;
}
////////////////////////////////////////////////////////////////////////////////
Path::operator std::string () const
{
return _data;
}
////////////////////////////////////////////////////////////////////////////////
std::string Path::name () const
{
if (_data.length ())
{
auto slash = _data.rfind ('/');
if (slash != std::string::npos)
return _data.substr (slash + 1, std::string::npos);
}
return _data;
}
////////////////////////////////////////////////////////////////////////////////
std::string Path::parent () const
{
if (_data.length ())
{
auto slash = _data.rfind ('/');
if (slash != std::string::npos)
return _data.substr (0, slash);
}
return "";
}
////////////////////////////////////////////////////////////////////////////////
std::string Path::extension () const
{
if (_data.length ())
{
auto dot = _data.rfind ('.');
if (dot != std::string::npos)
return _data.substr (dot + 1, std::string::npos);
}
return "";
}
////////////////////////////////////////////////////////////////////////////////
bool Path::exists () const
{
return access (_data.c_str (), F_OK) ? false : true;
}
////////////////////////////////////////////////////////////////////////////////
bool Path::is_directory () const
{
struct stat s {};
if (! stat (_data.c_str (), &s) &&
S_ISDIR (s.st_mode))
return true;
return false;
}
////////////////////////////////////////////////////////////////////////////////
bool Path::is_absolute () const
{
if (_data.length () && _data[0] == '/')
return true;
return false;
}
////////////////////////////////////////////////////////////////////////////////
bool Path::is_link () const
{
struct stat s {};
if (! lstat (_data.c_str (), &s) &&
S_ISLNK (s.st_mode))
return true;
return false;
}
////////////////////////////////////////////////////////////////////////////////
bool Path::readable () const
{
return access (_data.c_str (), R_OK) ? false : true;
}
////////////////////////////////////////////////////////////////////////////////
bool Path::writable () const
{
return access (_data.c_str (), W_OK) ? false : true;
}
////////////////////////////////////////////////////////////////////////////////
bool Path::executable () const
{
return access (_data.c_str (), X_OK) ? false : true;
}
////////////////////////////////////////////////////////////////////////////////
bool Path::rename (const std::string& new_name)
{
auto expanded = expand (new_name);
if (_data != expanded)
{
if (std::rename (_data.c_str (), expanded.c_str ()) == 0)
{
_data = expanded;
return true;
}
}
return false;
}
////////////////////////////////////////////////////////////////////////////////
// ~ --> /home/user
// ~foo/x --> /home/foo/s
// ~/x --> /home/foo/x
// ./x --> $PWD/x
// x --> $PWD/x
std::string Path::expand (const std::string& in)
{
std::string copy = in;
auto tilde = copy.find ("~");
std::string::size_type slash;
if (tilde != std::string::npos)
{
const char *home = getenv("HOME");
if (home == nullptr)
{
struct passwd* pw = getpwuid (getuid ());
home = pw->pw_dir;
}
// Convert: ~ --> /home/user
if (copy.length () == 1)
copy = home;
// Convert: ~/x --> /home/user/x
else if (copy.length () > tilde + 1 &&
copy[tilde + 1] == '/')
{
copy.replace (tilde, 1, home);
}
// Convert: ~foo/x --> /home/foo/x
else if ((slash = copy.find ("/", tilde)) != std::string::npos)
{
std::string name = copy.substr (tilde + 1, slash - tilde - 1);
struct passwd* pw = getpwnam (name.c_str ());
if (pw)
copy.replace (tilde, slash - tilde, pw->pw_dir);
}
}
// Relative paths
else if (in.length () > 2 &&
in.substr (0, 2) == "./")
{
copy = Directory::cwd () + in.substr (1);
}
else if (in.length () > 1 &&
in[0] != '.' &&
in[0] != '/')
{
copy = Directory::cwd () + "/" + in;
}
return copy;
}
////////////////////////////////////////////////////////////////////////////////
std::vector <std::string> Path::glob (const std::string& pattern)
{
std::vector <std::string> results;
glob_t g;
#ifdef SOLARIS
if (!::glob (pattern.c_str (), GLOB_ERR, nullptr, &g))
#else
if (!::glob (pattern.c_str (), GLOB_ERR | GLOB_BRACE | GLOB_TILDE, nullptr, &g))
#endif
for (int i = 0; i < (int) g.gl_pathc; ++i)
results.push_back (g.gl_pathv[i]);
globfree (&g);
return results;
}
////////////////////////////////////////////////////////////////////////////////
File::File ()
: Path::Path ()
, _fh (nullptr)
, _h (-1)
, _locked (false)
{
}
////////////////////////////////////////////////////////////////////////////////
File::File (const Path& other)
: Path::Path (other)
, _fh (nullptr)
, _h (-1)
, _locked (false)
{
}
////////////////////////////////////////////////////////////////////////////////
File::File (const File& other)
: Path::Path (other)
, _fh (nullptr)
, _h (-1)
, _locked (false)
{
}
////////////////////////////////////////////////////////////////////////////////
File::File (const std::string& in)
: Path::Path (in)
, _fh (nullptr)
, _h (-1)
, _locked (false)
{
}
////////////////////////////////////////////////////////////////////////////////
File::~File ()
{
if (_fh)
close ();
}
////////////////////////////////////////////////////////////////////////////////
File& File::operator= (const File& other)
{
if (this != &other)
Path::operator= (other);
_locked = false;
return *this;
}
////////////////////////////////////////////////////////////////////////////////
bool File::create (int mode /* = 0640 */)
{
if (open ())
{
fchmod (_h, mode);
close ();
return true;
}
return false;
}
////////////////////////////////////////////////////////////////////////////////
bool File::remove () const
{
return unlink (_data.c_str ()) == 0 ? true : false;
}
////////////////////////////////////////////////////////////////////////////////
std::string File::removeBOM (const std::string& input)
{
if (input[0] && input[0] == '\xEF' &&
input[1] && input[1] == '\xBB' &&
input[2] && input[2] == '\xBF')
return input.substr (3);
return input;
}
////////////////////////////////////////////////////////////////////////////////
bool File::open ()
{
if (_data != "")
{
if (! _fh)
{
bool already_exists = exists ();
if (already_exists)
if (!readable () || !writable ())
throw std::string (format (STRING_FILE_PERMS, _data));
_fh = fopen (_data.c_str (), (already_exists ? "r+" : "w+"));
if (_fh)
{
_h = fileno (_fh);
_locked = false;
return true;
}
}
else
return true;
}
return false;
}
////////////////////////////////////////////////////////////////////////////////
void File::close ()
{
if (_fh)
{
if (_locked)
unlock ();
fclose (_fh);
_fh = nullptr;
_h = -1;
_locked = false;
}
}
////////////////////////////////////////////////////////////////////////////////
bool File::lock ()
{
_locked = false;
if (_fh && _h != -1)
{
// l_type l_whence l_start l_len l_pid
struct flock fl = {F_WRLCK, SEEK_SET, 0, 0, 0 };
fl.l_pid = getpid ();
if (fcntl (_h, F_SETLKW, &fl) == 0)
_locked = true;
}
return _locked;
}
////////////////////////////////////////////////////////////////////////////////
void File::unlock ()
{
if (_locked)
{
// l_type l_whence l_start l_len l_pid
struct flock fl = {F_UNLCK, SEEK_SET, 0, 0, 0 };
fl.l_pid = getpid ();
fcntl (_h, F_SETLK, &fl);
_locked = false;
}
}
////////////////////////////////////////////////////////////////////////////////
// Opens if necessary.
void File::read (std::string& contents)
{
contents = "";
contents.reserve (size ());
std::ifstream in (_data.c_str ());
if (in.good ())
{
bool first = true;
std::string line;
line.reserve (512 * 1024);
while (getline (in, line))
{
// Detect forbidden BOM on first line.
if (first)
{
line = File::removeBOM (line);
first = false;
}
contents += line + "\n";
}
in.close ();
}
}
////////////////////////////////////////////////////////////////////////////////
// Opens if necessary.
void File::read (std::vector <std::string>& contents)
{
contents.clear ();
std::ifstream in (_data.c_str ());
if (in.good ())
{
bool first = true;
std::string line;
line.reserve (512 * 1024);
while (getline (in, line))
{
// Detect forbidden BOM on first line.
if (first)
{
line = File::removeBOM (line);
first = false;
}
contents.push_back (line);
}
in.close ();
}
}
////////////////////////////////////////////////////////////////////////////////
// Opens if necessary.
void File::append (const std::string& line)
{
if (!_fh)
open ();
if (_fh)
{
fseek (_fh, 0, SEEK_END);
fputs (line.c_str (), _fh);
}
}
////////////////////////////////////////////////////////////////////////////////
// Opens if necessary.
void File::append (const std::vector <std::string>& lines)
{
if (!_fh)
open ();
if (_fh)
{
fseek (_fh, 0, SEEK_END);
for (auto& line : lines)
fputs (line.c_str (), _fh);
}
}
////////////////////////////////////////////////////////////////////////////////
void File::write_raw (const std::string& line)
{
if (!_fh)
open ();
if (_fh)
fputs (line.c_str (), _fh);
}
////////////////////////////////////////////////////////////////////////////////
void File::truncate ()
{
if (!_fh)
open ();
if (_fh)
if (ftruncate (_h, 0))
throw format (STRING_FILE_TRUNCATE, errno, strerror (errno));
}
////////////////////////////////////////////////////////////////////////////////
// S_IFMT 0170000 type of file
// S_IFIFO 0010000 named pipe (fifo)
// S_IFCHR 0020000 character special
// S_IFDIR 0040000 directory
// S_IFBLK 0060000 block special
// S_IFREG 0100000 regular
// S_IFLNK 0120000 symbolic link
// S_IFSOCK 0140000 socket
// S_IFWHT 0160000 whiteout
// S_ISUID 0004000 set user id on execution
// S_ISGID 0002000 set group id on execution
// S_ISVTX 0001000 save swapped text even after use
// S_IRUSR 0000400 read permission, owner
// S_IWUSR 0000200 write permission, owner
// S_IXUSR 0000100 execute/search permission, owner
mode_t File::mode ()
{
struct stat s;
if (!stat (_data.c_str (), &s))
return s.st_mode;
return 0;
}
////////////////////////////////////////////////////////////////////////////////
size_t File::size () const
{
struct stat s;
if (!stat (_data.c_str (), &s))
return s.st_size;
return 0;
}
////////////////////////////////////////////////////////////////////////////////
time_t File::mtime () const
{
struct stat s;
if (!stat (_data.c_str (), &s))
return s.st_mtime;
return 0;
}
////////////////////////////////////////////////////////////////////////////////
time_t File::ctime () const
{
struct stat s;
if (!stat (_data.c_str (), &s))
return s.st_ctime;
return 0;
}
////////////////////////////////////////////////////////////////////////////////
time_t File::btime () const
{
struct stat s;
if (!stat (_data.c_str (), &s))
#ifdef HAVE_ST_BIRTHTIME
return s.st_birthtime;
#else
return s.st_ctime;
#endif
return 0;
}
////////////////////////////////////////////////////////////////////////////////
bool File::create (const std::string& name, int mode /* = 0640 */)
{
std::string full_name = expand (name);
std::ofstream out (full_name.c_str ());
if (out.good ())
{
out.close ();
chmod (full_name.c_str (), mode);
return true;
}
return false;
}
////////////////////////////////////////////////////////////////////////////////
bool File::read (const std::string& name, std::string& contents)
{
contents = "";
std::ifstream in (name.c_str ());
if (in.good ())
{
bool first = true;
std::string line;
line.reserve (1024);
while (getline (in, line))
{
// Detect forbidden BOM on first line.
if (first)
{
line = File::removeBOM (line);
first = false;
}
contents += line + "\n";
}
in.close ();
return true;
}
return false;
}
////////////////////////////////////////////////////////////////////////////////
bool File::read (const std::string& name, std::vector <std::string>& contents)
{
contents.clear ();
std::ifstream in (name.c_str ());
if (in.good ())
{
bool first = true;
std::string line;
line.reserve (1024);
while (getline (in, line))
{
// Detect forbidden BOM on first line.
if (first)
{
line = File::removeBOM (line);
first = false;
}
contents.push_back (line);
}
in.close ();
return true;
}
return false;
}
////////////////////////////////////////////////////////////////////////////////
bool File::write (const std::string& name, const std::string& contents)
{
std::ofstream out (expand (name).c_str (),
std::ios_base::out | std::ios_base::trunc);
if (out.good ())
{
out << contents;
out.close ();
return true;
}
return false;
}
////////////////////////////////////////////////////////////////////////////////
bool File::write (
const std::string& name,
const std::vector <std::string>& lines,
bool addNewlines /* = true */)
{
std::ofstream out (expand (name).c_str (),
std::ios_base::out | std::ios_base::trunc);
if (out.good ())
{
for (auto& line : lines)
{
out << line;
if (addNewlines)
out << "\n";
}
out.close ();
return true;
}
return false;
}
////////////////////////////////////////////////////////////////////////////////
bool File::remove (const std::string& name)
{
return unlink (expand (name).c_str ()) == 0 ? true : false;
}
////////////////////////////////////////////////////////////////////////////////
bool File::copy (const std::string& from, const std::string& to)
{
// 'from' must exist.
if (! access (from.c_str (), F_OK))
{
std::ifstream src (from, std::ios::binary);
std::ofstream dst (to, std::ios::binary);
dst << src.rdbuf ();
return true;
}
return false;
}
////////////////////////////////////////////////////////////////////////////////
bool File::move (const std::string& from, const std::string& to)
{
auto expanded = expand (to);
if (from != expanded)
if (std::rename (from.c_str (), to.c_str ()) == 0)
return true;
return false;
}
////////////////////////////////////////////////////////////////////////////////
Directory::Directory ()
{
}
////////////////////////////////////////////////////////////////////////////////
Directory::Directory (const Directory& other)
: File::File (other)
{
}
////////////////////////////////////////////////////////////////////////////////
Directory::Directory (const File& other)
: File::File (other)
{
}
////////////////////////////////////////////////////////////////////////////////
Directory::Directory (const Path& other)
: File::File (other)
{
}
////////////////////////////////////////////////////////////////////////////////
Directory::Directory (const std::string& in)
: File::File (in)
{
}
////////////////////////////////////////////////////////////////////////////////
Directory& Directory::operator= (const Directory& other)
{
if (this != &other)
File::operator= (other);
return *this;
}
////////////////////////////////////////////////////////////////////////////////
bool Directory::create (int mode /* = 0755 */)
{
return mkdir (_data.c_str (), mode) == 0 ? true : false;
}
////////////////////////////////////////////////////////////////////////////////
bool Directory::remove () const
{
return remove_directory (_data);
}
////////////////////////////////////////////////////////////////////////////////
bool Directory::remove_directory (const std::string& dir) const
{
DIR* dp = opendir (dir.c_str ());
if (dp != nullptr)
{
struct dirent* de;
while ((de = readdir (dp)) != nullptr)
{
if (!strcmp (de->d_name, ".") ||
!strcmp (de->d_name, ".."))
continue;
#if defined (SOLARIS) || defined (HAIKU)
struct stat s;
lstat ((dir + "/" + de->d_name).c_str (), &s);
if (S_ISDIR (s.st_mode))
remove_directory (dir + "/" + de->d_name);
else
unlink ((dir + "/" + de->d_name).c_str ());
#else
if (de->d_type == DT_UNKNOWN)
{
struct stat s;
lstat ((dir + "/" + de->d_name).c_str (), &s);
if (S_ISDIR (s.st_mode))
de->d_type = DT_DIR;
}
if (de->d_type == DT_DIR)
remove_directory (dir + "/" + de->d_name);
else
unlink ((dir + "/" + de->d_name).c_str ());
#endif
}
closedir (dp);
}
return rmdir (dir.c_str ()) ? false : true;
}
////////////////////////////////////////////////////////////////////////////////
std::vector <std::string> Directory::list ()
{
std::vector <std::string> files;
list (_data, files, false);
return files;
}
////////////////////////////////////////////////////////////////////////////////
std::vector <std::string> Directory::listRecursive ()
{
std::vector <std::string> files;
list (_data, files, true);
return files;
}
////////////////////////////////////////////////////////////////////////////////
std::string Directory::cwd ()
{
#ifdef HAVE_GET_CURRENT_DIR_NAME
char *buf = get_current_dir_name ();
if (buf == nullptr)
throw std::bad_alloc ();
std::string result (buf);
free (buf);
return result;
#else
char buf[PATH_MAX];
getcwd (buf, PATH_MAX - 1);
return std::string (buf);
#endif
}
////////////////////////////////////////////////////////////////////////////////
bool Directory::up ()
{
if (_data == "/")
return false;
auto slash = _data.rfind ('/');
if (slash == 0)
{
_data = "/"; // Root dir should retain the slash.
return true;
}
else if (slash != std::string::npos)
{
_data = _data.substr (0, slash);
return true;
}
return false;
}
////////////////////////////////////////////////////////////////////////////////
bool Directory::cd () const
{
return chdir (_data.c_str ()) == 0 ? true : false;
}
////////////////////////////////////////////////////////////////////////////////
void Directory::list (
const std::string& base,
std::vector <std::string>& results,
bool recursive)
{
DIR* dp = opendir (base.c_str ());
if (dp != nullptr)
{
struct dirent* de;
while ((de = readdir (dp)) != nullptr)
{
if (!strcmp (de->d_name, ".") ||
!strcmp (de->d_name, ".."))
continue;
#if defined (SOLARIS) || defined (HAIKU)
struct stat s;
stat ((base + "/" + de->d_name).c_str (), &s);
if (recursive && S_ISDIR (s.st_mode))
list (base + "/" + de->d_name, results, recursive);
else
results.push_back (base + "/" + de->d_name);
#else
if (recursive && de->d_type == DT_UNKNOWN)
{
struct stat s;
lstat ((base + "/" + de->d_name).c_str (), &s);
if (S_ISDIR (s.st_mode))
de->d_type = DT_DIR;
}
if (recursive && de->d_type == DT_DIR)
list (base + "/" + de->d_name, results, recursive);
else
results.push_back (base + "/" + de->d_name);
#endif
}
closedir (dp);
}
}
////////////////////////////////////////////////////////////////////////////////

145
src/FS.h
View file

@ -1,145 +0,0 @@
////////////////////////////////////////////////////////////////////////////////
//
// Copyright 2006 - 2016, Paul Beckingham, Federico Hernandez.
//
// 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.
//
// http://www.opensource.org/licenses/mit-license.php
//
////////////////////////////////////////////////////////////////////////////////
#ifndef INCLUDED_FS
#define INCLUDED_FS
#include <stdio.h>
#include <string>
#include <vector>
#include <sys/stat.h>
class Path
{
public:
Path ();
explicit Path (const Path&);
Path (const std::string&);
Path& operator= (const Path&);
bool operator== (const Path&);
Path& operator+= (const std::string&);
operator std::string () const;
std::string name () const;
std::string parent () const;
std::string extension () const;
bool exists () const;
bool is_directory () const;
bool is_absolute () const;
bool is_link () const;
bool readable () const;
bool writable () const;
bool executable () const;
bool rename (const std::string&);
// Statics
static std::string expand (const std::string&);
static std::vector<std::string> glob (const std::string&);
public:
std::string _original;
std::string _data;
};
class File : public Path
{
public:
File ();
explicit File (const Path&);
explicit File (const File&);
File (const std::string&);
virtual ~File ();
File& operator= (const File&);
virtual bool create (int mode = 0640);
virtual bool remove () const;
bool open ();
void close ();
bool lock ();
void unlock ();
void read (std::string&);
void read (std::vector <std::string>&);
void append (const std::string&);
void append (const std::vector <std::string>&);
void write_raw (const std::string&);
void truncate ();
virtual mode_t mode ();
virtual size_t size () const;
virtual time_t mtime () const;
virtual time_t ctime () const;
virtual time_t btime () const;
static bool create (const std::string&, int mode = 0640);
static bool read (const std::string&, std::string&);
static bool read (const std::string&, std::vector <std::string>&);
static bool write (const std::string&, const std::string&);
static bool write (const std::string&, const std::vector <std::string>&, bool addNewlines = true);
static bool remove (const std::string&);
static bool copy (const std::string&, const std::string&);
static bool move (const std::string&, const std::string&);
static std::string removeBOM (const std::string&);
private:
FILE* _fh;
int _h;
bool _locked;
};
class Directory : public File
{
public:
Directory ();
explicit Directory (const Directory&);
explicit Directory (const File&);
explicit Directory (const Path&);
Directory (const std::string&);
Directory& operator= (const Directory&);
virtual bool create (int mode = 0755);
virtual bool remove () const;
std::vector <std::string> list ();
std::vector <std::string> listRecursive ();
static std::string cwd ();
bool up ();
bool cd () const;
private:
void list (const std::string&, std::vector <std::string>&, bool);
bool remove_directory (const std::string&) const;
};
#endif