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force creation of MIDI (SMF) files on disk whenever an SMF object is created, to avoid "source exists but no file don disk exists" issue

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git-svn-id: svn://localhost/ardour2/branches/3.0@7459 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Paul Davis 2010-07-21 13:02:58 +00:00
parent 1fd56c5476
commit 6ef49a0b86
1 changed files with 19 additions and 3 deletions
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22
libs/evoral/src/SMF.cpp
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@ -128,11 +128,12 @@ SMF::create(const std::string& path, int track, uint16_t ppqn) THROW_FILE_ERROR
_file_path = path;
_smf = smf_new();
if (smf_set_ppqn(_smf, ppqn) != 0) {
throw FileError();
}
if (_smf == NULL) {
return -1;
}
if (smf_set_ppqn(_smf, ppqn) != 0) {
return -1;
}
@ -147,6 +148,21 @@ SMF::create(const std::string& path, int track, uint16_t ppqn) THROW_FILE_ERROR
return -2;
_smf_track->next_event_number = 0;
{
/* put a stub file on disk */
PBD::StdioFileDescriptor d (_file_path, "w+");
FILE* f = d.allocate ();
if (f == 0) {
return -1;
}
if (smf_save (_smf, f)) {
return -1;
}
}
_empty = true;
return 0;