/*
* ExecWorkFile_CreateUnique
* create a new work file with specified name, type and compression
* In addition, it adds a unique suffix
*/
ExecWorkFile *
ExecWorkFile_CreateUnique(const char *filename,
ExecWorkFileType fileType,
bool delOnClose,
int compressType)
{
StringInfo uniquename = ExecWorkFile_AddUniqueSuffix(filename);
ExecWorkFile *ewf = ExecWorkFile_Create(uniquename->data, fileType, delOnClose, compressType);
pfree(uniquename->data);
pfree(uniquename);
return ewf;
}
/*
* Creates a LogicalTapeSet with a generated file name.
*/
LogicalTapeSet *LogicalTapeSetCreate(int ntapes, bool del_on_close)
{
char tmpprefix[MAXPGPATH];
int len = snprintf(tmpprefix, MAXPGPATH, "%s/slice%d_sort",
PG_TEMP_FILES_DIR,
currentSliceId);
insist_log(len <= MAXPGPATH - 1, "could not generate temporary file name");
StringInfo uniquename = ExecWorkFile_AddUniqueSuffix(tmpprefix);
LogicalTapeSet *lts = LogicalTapeSetCreate_Named(uniquename->data, ntapes, del_on_close);
pfree(uniquename->data);
pfree(uniquename);
return lts;
}
