292     char filename[80] = {'\0',};  in readData()  local
294     sprintf(filename, "%s/file-%d-%d", kTestDir, idx, getpid());  in readData()
297     int fd = open(filename, O_RDONLY);  in readData()
373         char filename[80] = {'\0',};  in testRead()  local
375         sprintf(filename, "%s/file-%d-%d", kTestDir, i, testCase->pid());  in testRead()
376         int fd = open(filename, O_RDWR | O_CREAT, S_IRWXU);  in testRead()
419     char filename[80] = {'\0',};  in writeData()  local
421     sprintf(filename, "%s/file-%d-%d", kTestDir, idx, getpid());  in writeData()
423     int fd = open(filename, O_RDWR | O_CREAT, S_IRWXU);  // no O_TRUNC, see header comment  in writeData()
533     char filename[80] = {'\0',};  in testOpenCreate()  local
540         sprintf(filename, "%s/file-%d-%d", kTestDir, i, testCase->pid());  in testOpenCreate()
542         int fd = open(filename, O_RDWR | O_CREAT, S_IRWXU);  in testOpenCreate()
559 bool writeTestFile(TestCase *testCase, const char* filename) {  in writeTestFile()  argument
560     int fd = open(filename, O_RDWR | O_CREAT, S_IRWXU);  in writeTestFile()