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#7855 subversion 1.7.x support: use svn info to check if a file is under version control; this works for 1.6.x too; to avoid excessive forks of child processes check for the existence of a .svn directory in current dir and parent directories
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@40911 a592a061-630c-0410-9148-cb99ea01b6c8
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@ -97,7 +97,20 @@ bool VCS::makeRCSRevision(string const &version, string &revis) const
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revis = rev;
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return true;
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}
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bool VCS::checkparentdirs(FileName const & file, std::string const & pathname)
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{
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FileName dirname = file.onlyPath();
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FileName tocheck = FileName(addName(dirname.absFileName(),pathname));
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bool result = tocheck.exists();
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while ( !result && !dirname.empty() ) {
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dirname = dirname.parentPath();
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tocheck = FileName(addName(dirname.absFileName(),pathname));
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result = tocheck.exists();
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}
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return result;
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}
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/////////////////////////////////////////////////////////////////////
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//
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@ -1039,27 +1052,26 @@ SVN::SVN(FileName const & m, FileName const & f)
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FileName const SVN::findFile(FileName const & file)
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{
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// First we look for the .svn/entries in the same dir
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// where we have file.
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FileName const entries(onlyPath(file.absFileName()) + "/.svn/entries");
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string const tmpf = onlyFileName(file.absFileName());
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LYXERR(Debug::LYXVC, "LyXVC: Checking if file is under svn in `" << entries
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<< "' for `" << tmpf << '\'');
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if (entries.isReadableFile()) {
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// Ok we are at least in a SVN dir. Parse the .svn/entries
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// and see if we can find this file. We do a fast and
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// dirty parse here.
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ifstream ifs(entries.toFilesystemEncoding().c_str());
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string line, oldline;
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while (getline(ifs, line)) {
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if (line == "dir" || line == "file")
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LYXERR(Debug::LYXVC, "\tEntries: " << oldline);
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if (oldline == tmpf && line == "file")
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return entries;
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oldline = line;
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}
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// First we check the existence of repository meta data.
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if (!VCS::checkparentdirs(file, ".svn")) {
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LYXERR(Debug::LYXVC, "Cannot find SVN meta data for " << file);
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return FileName();
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}
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return FileName();
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// Now we check the status of the file.
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FileName tmpf = FileName::tempName("lyxvcout");
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if (tmpf.empty()) {
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LYXERR(Debug::LYXVC, "Could not generate logfile " << tmpf);
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return FileName();
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}
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string const fname = onlyFileName(file.absFileName());
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LYXERR(Debug::LYXVC, "LyXVC: Checking if file is under svn control for `" << fname << '\'');
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bool found = 0 == doVCCommandCall("svn info " + quoteName(fname)
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+ " > " + quoteName(tmpf.toFilesystemEncoding()),
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file.onlyPath());
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LYXERR(Debug::LYXVC, "SVN control: " << (found ? "enabled" : "disabled"));
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return found ? file : FileName();
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}
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@ -1096,7 +1108,7 @@ bool SVN::checkLockMode()
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string line;
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bool ret = false;
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while (ifs) {
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while (ifs && !ret) {
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getline(ifs, line);
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LYXERR(Debug::LYXVC, line);
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if (contains(line, "svn:needs-lock"))
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@ -87,6 +87,10 @@ public:
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virtual bool prepareFileRevisionEnabled() = 0;
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/// Check the directory of file and all parent directories
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// for the existence of the given pathname
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static bool checkparentdirs(support::FileName const & file, std::string const & pathname);
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protected:
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/// parse information from the version file
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virtual void scanMaster() = 0;
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@ -367,6 +367,19 @@ FileName FileName::onlyPath() const
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}
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FileName FileName::parentPath() const
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{
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FileName path;
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// return empty path for parent of root dir
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// parent of empty path is empty too
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if (empty() || d->fi.isRoot())
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return path;
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path.d->fi.setFile(d->fi.path());
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path.d->name = fromqstr(path.d->fi.absoluteFilePath());
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return path;
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}
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bool FileName::isReadableFile() const
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{
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return !empty() && d->fi.isFile() && d->fi.isReadable();
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@ -194,6 +194,9 @@ public:
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bool hasExtension(const std::string & ext);
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/// path without file name
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FileName onlyPath() const;
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/// path of parent directory
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/// returns empty path for root directory
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FileName parentPath() const;
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/// used for display in the Gui
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docstring displayName(int threshold = 1000) const;
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