/usr/include/mimetic/os/directory.h is in libmimetic-dev 0.9.7-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 | #ifndef _MIMETIC_OS_DIRECTORY_H_
#define _MIMETIC_OS_DIRECTORY_H_
#include <string>
#include <iterator>
#include <mimetic/libconfig.h>
#ifdef HAVE_DIRENT_H
#include <dirent.h>
#endif
#include <unistd.h>
#include <sys/stat.h>
namespace mimetic
{
class Directory
{
public:
struct DirEntry
{
enum Type { Unknown, RegularFile, Directory, Link };
DirEntry(): type(Unknown) {}
std::string name;
Type type;
};
friend class iterator;
struct iterator: public std::iterator<std::forward_iterator_tag, DirEntry>
{
iterator() // end() it
: m_dirp(0), m_dirh(0), m_eoi(true)
{
}
iterator(Directory* dirp) // begin() it
: m_dirp(dirp), m_eoi(false)
{
m_dirh = opendir(m_dirp->m_path.c_str());
if(m_dirh)
{
m_dirent = readdir(m_dirh);
setDirent(m_dirent);
} else {
// opendir error, set equal to end()
m_dirp = 0;
m_dirh = 0;
m_eoi = true;
}
}
~iterator()
{
if(m_dirh)
closedir(m_dirh);
}
const DirEntry& operator*() const
{
return m_de;
}
const DirEntry* operator->() const
{
return &m_de;
}
iterator& operator++()
{
if((m_dirent = readdir(m_dirh)) == NULL)
{
m_eoi = true;
return *this;
}
setDirent(m_dirent);
return *this;
}
iterator operator++(int) // postfix
{
iterator it = *this;
++*this;
return it;
}
bool operator==(const iterator& right)
{
if(m_eoi && right.m_eoi)
return true;
return
m_eoi == right.m_eoi &&
m_dirp->m_path == right.m_dirp->m_path &&
m_dirent && right.m_dirent &&
#ifdef _DIRENT_HAVE_D_TYPE
m_dirent->d_type == right.m_dirent->d_type &&
#endif
std::string(m_dirent->d_name) == right.m_dirent->d_name;
}
bool operator!=(const iterator& right)
{
return !operator==(right);
}
private:
void setDirent(struct dirent* dent)
{
m_de.name = dent->d_name;
m_de.type = DirEntry::Unknown;
#ifdef _DIRENT_HAVE_D_TYPE
switch(dent->d_type)
{
case DT_DIR:
m_de.type = DirEntry::Directory;
break;
case DT_REG:
m_de.type = DirEntry::RegularFile;
break;
case DT_LNK:
m_de.type = DirEntry::Link;
break;
}
#endif
}
Directory* m_dirp;
DIR* m_dirh;
bool m_eoi;
DirEntry m_de;
struct dirent* m_dirent;
};
Directory(const std::string& dir)
: m_path(dir)
{
}
~Directory()
{
}
iterator begin()
{ return iterator(this); }
iterator end()
{ return iterator(); };
bool exists() const
{
struct stat st;
return stat(m_path.c_str(), &st) == 0 && S_ISDIR(st.st_mode);
}
static bool exists(const std::string& dname)
{
struct stat st;
return stat(dname.c_str(), &st) == 0 && S_ISDIR(st.st_mode);
}
static bool create(const std::string& dname)
{
if(!exists(dname))
return mkdir(dname.c_str(), 0755) == 0;
else
return 0;
}
static bool remove(const std::string& dname)
{
if(!exists(dname))
return 0;
else
return rmdir(dname.c_str()) == 0;
}
const std::string& path() const
{
return m_path;
}
private:
std::string m_path;
};
}
#endif
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