Function SharedFileSetPath

src/backend/storage/file/sharedfileset.c:321–330

* Build the path for the directory holding the files backing a SharedFileSet * in a given tablespace. */

 * in a given tablespace.
 */
static void
SharedFileSetPath(char *path, SharedFileSet *fileset, Oid tablespace)
{
	char		tempdirpath[MAXPGPATH];

	TempTablespacePath(tempdirpath, tablespace);
	snprintf(path, MAXPGPATH, "%s/%s%lu.%u.sharedfileset",
			 tempdirpath, PG_TEMP_FILE_PREFIX,
			 (unsigned long) fileset->creator_pid, fileset->number);
}

/*
 * Sorting hat to determine which tablespace a given shared temporary file