summaryrefslogtreecommitdiff
path: root/lib/dir_exist_async.h
diff options
context:
space:
mode:
authorDaniel Wilhelm <daniel@wili.li>2014-04-18 17:29:28 +0200
committerDaniel Wilhelm <daniel@wili.li>2014-04-18 17:29:28 +0200
commit75c07011b7c4d06acd7b45dabdcd60ab9d80f385 (patch)
tree8853c3978dd152ef377e652239448b1352320206 /lib/dir_exist_async.h
parent5.22 (diff)
downloadFreeFileSync-75c07011b7c4d06acd7b45dabdcd60ab9d80f385.tar.gz
FreeFileSync-75c07011b7c4d06acd7b45dabdcd60ab9d80f385.tar.bz2
FreeFileSync-75c07011b7c4d06acd7b45dabdcd60ab9d80f385.zip
5.23
Diffstat (limited to 'lib/dir_exist_async.h')
-rw-r--r--lib/dir_exist_async.h78
1 files changed, 0 insertions, 78 deletions
diff --git a/lib/dir_exist_async.h b/lib/dir_exist_async.h
deleted file mode 100644
index 19e5f745..00000000
--- a/lib/dir_exist_async.h
+++ /dev/null
@@ -1,78 +0,0 @@
-// **************************************************************************
-// * This file is part of the FreeFileSync project. It is distributed under *
-// * GNU General Public License: http://www.gnu.org/licenses/gpl.html *
-// * Copyright (C) Zenju (zenju AT gmx DOT de) - All Rights Reserved *
-// **************************************************************************
-
-#ifndef DIR_EXIST_HEADER_08173281673432158067342132467183267
-#define DIR_EXIST_HEADER_08173281673432158067342132467183267
-
-#include <zen/thread.h>
-#include <zen/file_handling.h>
-#include <zen/file_error.h>
-#include "process_callback.h"
-#include "resolve_path.h"
-
-namespace zen
-{
-namespace
-{
-//directory existence checking may hang for non-existent network drives => run asynchronously and update UI!
-//- check existence of all directories in parallel! (avoid adding up search times if multiple network drives are not reachable)
-//- add reasonable time-out time!
-//- avoid checking duplicate entries by design: set<Zstring, LessFilename>
-std::set<Zstring, LessFilename> getExistingDirsUpdating(const std::set<Zstring, LessFilename>& dirnames,
- std::set<Zstring, LessFilename>& missing,
- bool allowUserInteraction,
- ProcessCallback& procCallback)
-{
- using namespace zen;
-
- missing.clear();
-
- std::list<std::pair<Zstring, boost::unique_future<bool>>> futureInfo;
- for (const Zstring& dirname : dirnames)
- if (!dirname.empty())
- futureInfo.push_back(std::make_pair(dirname, async2<bool>([=]() -> bool
- {
-#ifdef ZEN_WIN
- //1. login to network share, if necessary
- loginNetworkShare(dirname, allowUserInteraction);
-#endif
- //2. check dir existence
- return dirExists(dirname);
- })));
-
- std::set<Zstring, LessFilename> output;
- //don't wait (almost) endlessly like win32 would on not existing network shares:
- const boost::system_time endTime = boost::get_system_time() + boost::posix_time::seconds(20); //consider CD-rom insert or hard disk spin up time from sleep
-
- for (auto& fi : futureInfo)
- {
- procCallback.reportStatus(replaceCpy(_("Searching for folder %x..."), L"%x", fmtFileName(fi.first), false)); //may throw!
-
- while (boost::get_system_time() < endTime &&
- !fi.second.timed_wait(boost::posix_time::milliseconds(UI_UPDATE_INTERVAL / 2)))
- procCallback.requestUiRefresh(); //may throw!
-
- if (fi.second.is_ready() && fi.second.get())
- output.insert(fi.first);
- else
- missing.insert(fi.first);
- }
- return output;
-}
-}
-
-inline //also silences Clang "unused function" for compilation units depending from getExistingDirsUpdating() only
-bool dirExistsUpdating(const Zstring& dirname, bool allowUserInteraction, ProcessCallback& procCallback)
-{
- if (dirname.empty()) return false;
- std::set<Zstring, LessFilename> missing;
- std::set<Zstring, LessFilename> dirsEx = getExistingDirsUpdating({ dirname }, missing, allowUserInteraction, procCallback);
- assert(dirsEx.empty() != missing.empty());
- return dirsEx.find(dirname) != dirsEx.end();
-}
-}
-
-#endif //DIR_EXIST_HEADER_08173281673432158067342132467183267
bgstack15