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further code simplification and rationalization related to MIDI source/file renaming

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Paul Davis 2014-04-13 11:12:22 -04:00
parent 343b06d8d3
commit b81d57f049
6 changed files with 51 additions and 144 deletions
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32
libs/ardour/smf_source.cc
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@ -668,3 +668,35 @@ SMFSource::prevent_deletion ()
_flags = Flag (_flags & ~(Removable|RemovableIfEmpty|RemoveAtDestroy));
}
int
SMFSource::rename (const string& newname)
{
Glib::Threads::Mutex::Lock lm (_lock);
string oldpath = _path;
string newpath = _session.new_source_path_from_name (DataType::MIDI, newname);
if (newpath.empty()) {
error << string_compose (_("programming error: %1"), "cannot generate a changed file path") << endmsg;
return -1;
}
// Test whether newpath exists, if yes notify the user but continue.
if (Glib::file_test (newpath, Glib::FILE_TEST_EXISTS)) {
error << string_compose (_("Programming error! %1 tried to rename a file over another file! It's safe to continue working, but please report this to the developers."), PROGRAM_NAME) << endmsg;
return -1;
}
if (Glib::file_test (oldpath.c_str(), Glib::FILE_TEST_EXISTS)) {
/* rename only needed if file exists on disk */
if (::rename (oldpath.c_str(), newpath.c_str()) != 0) {
error << string_compose (_("cannot rename file %1 to %2 (%3)"), oldpath, newpath, strerror(errno)) << endmsg;
return -1;
}
}
_name = Glib::path_get_basename (newpath);
_path = newpath;
return 0;
}