diff options
Diffstat (limited to 'cutl/fs')
-rw-r--r-- | cutl/fs/auto-remove.cxx | 39 | ||||
-rw-r--r-- | cutl/fs/auto-remove.hxx | 81 | ||||
-rw-r--r-- | cutl/fs/exception.cxx | 18 | ||||
-rw-r--r-- | cutl/fs/exception.hxx | 36 |
4 files changed, 174 insertions, 0 deletions
diff --git a/cutl/fs/auto-remove.cxx b/cutl/fs/auto-remove.cxx new file mode 100644 index 0000000..08718e9 --- /dev/null +++ b/cutl/fs/auto-remove.cxx @@ -0,0 +1,39 @@ +// file : cutl/fs/auto-remove.cxx +// author : Boris Kolpackov <boris@codesynthesis.com> +// copyright : Copyright (c) 2009 Code Synthesis Tools CC +// license : MIT; see accompanying LICENSE file + +#include <cstdio> // std::remove +#include <cerrno> + +#include <cutl/fs/exception.hxx> +#include <cutl/fs/auto-remove.hxx> + +namespace cutl +{ + namespace fs + { + auto_remove:: + ~auto_remove () + { + if (!canceled_) + { + if (std::remove (path_.string ().c_str ()) == -1) + throw error (errno); + } + } + + auto_removes:: + ~auto_removes () + { + if (!canceled_) + { + for (paths::iterator i (paths_.begin ()); i != paths_.end (); ++i) + { + if (std::remove (i->string ().c_str ()) == -1) + throw error (errno); + } + } + } + } +} diff --git a/cutl/fs/auto-remove.hxx b/cutl/fs/auto-remove.hxx new file mode 100644 index 0000000..0ca7f8f --- /dev/null +++ b/cutl/fs/auto-remove.hxx @@ -0,0 +1,81 @@ +// file : cutl/fs/auto-remove.hxx +// author : Boris Kolpackov <boris@codesynthesis.com> +// copyright : Copyright (c) 2009 Code Synthesis Tools CC +// license : MIT; see accompanying LICENSE file + +#ifndef CUTL_FS_AUTO_REMOVE_HXX +#define CUTL_FS_AUTO_REMOVE_HXX + +#include <vector> + +#include <cutl/exception.hxx> +#include <cutl/fs/path.hxx> + +namespace cutl +{ + namespace fs + { + // Remove a file or an empty directory on destruction unless canceled. + // + struct auto_remove + { + explicit + auto_remove (path const& p) + : path_ (p), canceled_ (false) + { + } + + ~auto_remove (); + + void + cancel () + { + canceled_ = true; + } + + private: + auto_remove (auto_remove const&); + + auto_remove& + operator= (auto_remove const&); + + private: + path path_; + bool canceled_; + }; + + // Remove a list of file or aempty directories on destruction unless + // canceled. + // + struct auto_removes + { + ~auto_removes (); + + void + add (path const& p) + { + paths_.push_back (p); + } + + void + cancel () + { + canceled_ = true; + } + + private: + auto_removes (auto_removes const&); + + auto_removes& + operator= (auto_removes const&); + + private: + typedef std::vector<path> paths; + + paths paths_; + bool canceled_; + }; + } +} + +#endif // CUTL_FS_AUTO_REMOVE_HXX diff --git a/cutl/fs/exception.cxx b/cutl/fs/exception.cxx new file mode 100644 index 0000000..793902d --- /dev/null +++ b/cutl/fs/exception.cxx @@ -0,0 +1,18 @@ +// file : cutl/fs/exception.cxx +// author : Boris Kolpackov <boris@codesynthesis.com> +// copyright : Copyright (c) 2009 Code Synthesis Tools CC +// license : MIT; see accompanying LICENSE file + +#include <cutl/fs/exception.hxx> + +namespace cutl +{ + namespace fs + { + char const* error:: + what () const throw () + { + return "filesystem error"; + } + } +} diff --git a/cutl/fs/exception.hxx b/cutl/fs/exception.hxx new file mode 100644 index 0000000..b412491 --- /dev/null +++ b/cutl/fs/exception.hxx @@ -0,0 +1,36 @@ +// file : cutl/fs/exception.hxx +// author : Boris Kolpackov <boris@codesynthesis.com> +// copyright : Copyright (c) 2009 Code Synthesis Tools CC +// license : MIT; see accompanying LICENSE file + +#ifndef CUTL_FS_EXCEPTION_HXX +#define CUTL_FS_EXCEPTION_HXX + +#include <cutl/exception.hxx> + +namespace cutl +{ + namespace fs + { + struct error: exception + { + error (int code): code_ (code) {} + + // Error code (errno). + // + int + code () const + { + return code_; + } + + virtual char const* + what () const throw (); + + private: + int code_; + }; + } +} + +#endif // CUTL_FS_EXCEPTION_HXX |