Re: [LTP] [PATCH v3 1/2] shmem_2nstest.c: coding style cleanups

[Peng Haitao <penght@cn.fujitsu.com>]

Caspar Zhang said the following on 2012-2-21 12:44:
>>> seems there's still something wrong here.. return 0 would never be reached.
>>>
>>
>> Thanks.
> 
> please put some dashes here next time, or the commit message will
> include comments above.
> 

Yeah.

> Committed.
> 

Thanks.

-- 
Best Regards,
Peng

> Thanks,
> Caspar
> 
>>
>>
>> cleanup the coding style
>>
>> Signed-off-by: Peng Haitao <penght@cn.fujitsu.com>
>> ---
>>  .../kernel/containers/sysvipc/shmem_2nstest.c      |   86 +++++++++-----------
>>  1 files changed, 38 insertions(+), 48 deletions(-)
>>
>> diff --git a/testcases/kernel/containers/sysvipc/shmem_2nstest.c b/testcases/kernel/containers/sysvipc/shmem_2nstest.c
>> index 6033991..7a468ad 100644
>> --- a/testcases/kernel/containers/sysvipc/shmem_2nstest.c
>> +++ b/testcases/kernel/containers/sysvipc/shmem_2nstest.c
>> @@ -64,18 +64,14 @@ int check_shmem1(void *vtest)
>>  	int id1;
>>  	close(p1[0]);
>>  
>> -		/* first create the key */
>> -		id1 = shmget(TESTKEY, 100, IPC_CREAT);
>> -		if (id1 == -1) {
>> -			perror("shmget");
>> -			tst_resm(TFAIL, "shmget failed\n");
>> -			tst_exit();
>> -		}
>> +	/* first create the key */
>> +	id1 = shmget(TESTKEY, 100, IPC_CREAT);
>> +	if (id1 == -1)
>> +		tst_brkm(TFAIL|TERRNO, NULL, "shmget failed");
>>  
>>  	tst_resm(TINFO, "Cont1: Able to create shared mem segment");
>>  	write(p1[1], "done", 5);
>>  	tst_exit();
>> -	return 0;
>>  }
>>  
>>  /*
>> @@ -83,29 +79,26 @@ int check_shmem1(void *vtest)
>>   */
>>  int check_shmem2(void *vtest)
>>  {
>> -		char buf[3];
>> -		int id2;
>> -		close(p1[1]);
>> -		close(p2[0]);
>> -
>> -		read(p1[0], buf, 3);
>> -		/* Trying to access shmem, if not existing create new shmem */
>> -		id2 = shmget(TESTKEY, 100, 0);
>> -		if (id2 == -1) {
>> -			id2 = shmget(TESTKEY, 100, IPC_CREAT);
>> -			if (id2 == -1) {
>> -				perror("shmget");
>> -				tst_resm(TFAIL, "shmget failed\n");
>> -			} else
>> -				tst_resm(TINFO, "Cont2: Able to allocate shmem seg with "
>> -								"the same key");
>> -			write(p2[1], "notfnd", 7);
>> -
>> -		} else
>> -			write(p2[1], "exists", 7);
>> +	char buf[3];
>> +	int id2;
>> +	close(p1[1]);
>> +	close(p2[0]);
>> +
>> +	read(p1[0], buf, 3);
>> +	/* Trying to access shmem, if not existing create new shmem */
>> +	id2 = shmget(TESTKEY, 100, 0);
>> +	if (id2 == -1) {
>> +		id2 = shmget(TESTKEY, 100, IPC_CREAT);
>> +		if (id2 == -1)
>> +			tst_resm(TFAIL|TERRNO, "shmget failed");
>> +		else
>> +			tst_resm(TINFO, "Cont2: Able to allocate shmem seg with "
>> +					"the same key");
>> +		write(p2[1], "notfnd", 7);
>> +	} else
>> +		write(p2[1], "exists", 7);
>>  
>> -		tst_exit();
>> -		return 0;
>> +	tst_exit();
>>  }
>>  
>>  int main(int argc, char *argv[])
>> @@ -118,13 +111,15 @@ int main(int argc, char *argv[])
>>  	if (argc != 2) {
>>  		tst_resm(TINFO, "Usage: %s <clone| unshare| none>", argv[0]);
>>  		tst_resm(TINFO, " where clone, unshare, or fork specifies"
>> -				" unshare method.\n");
>> +				" unshare method.");
>>  		tst_exit();
>>  	}
>>  
>>  	/* Using PIPE's to sync between containers and Parent */
>> -	if (pipe(p1) == -1) { tst_resm(TBROK, "pipe1 error"); tst_exit(); }
>> -	if (pipe(p2) == -1) { tst_resm(TBROK, "pipe2 error"); tst_exit(); }
>> +	if (pipe(p1) == -1)
>> +		tst_brkm(TBROK|TERRNO, NULL, "pipe1 error");
>> +	if (pipe(p2) == -1)
>> +		tst_brkm(TBROK|TERRNO, NULL, "pipe2 error");
>>  
>>  	if (strcmp(argv[1], "clone") == 0) {
>>  		use_clone = T_CLONE;
>> @@ -138,39 +133,34 @@ int main(int argc, char *argv[])
>>  
>>  	/* Create 2 containers */
>>  	ret = do_clone_unshare_test(use_clone, CLONE_NEWIPC, check_shmem1, NULL);
>> -	if (ret < 0) {
>> -		tst_resm(TFAIL, "clone/unshare failed\n");
>> -		tst_exit();
>> -	}
>> +	if (ret < 0)
>> +		tst_brkm(TFAIL, NULL, "clone/unshare failed");
>>  
>>  	ret = do_clone_unshare_test(use_clone, CLONE_NEWIPC, check_shmem2, NULL);
>> -	if (ret < 0) {
>> -		tst_resm(TFAIL, "clone/unshare failed\n");
>> -		tst_exit();
>> -	}
>> -	close(p2[1]);
>> +	if (ret < 0)
>> +		tst_brkm(TFAIL, NULL, "clone/unshare failed");
>>  
>> +	close(p2[1]);
>>  	read(p2[0], buf, 7);
>>  
>>  	if (strcmp(buf, "exists") == 0) {
>>  		if (use_clone == T_NONE)
>>  			tst_resm(TPASS, "Plain cloned process able to access shmem "
>> -							"segment created\n");
>> +					"segment created");
>>  		else
>>  			tst_resm(TFAIL, "%s : In namespace2 found the shmem segment "
>> -							"created in Namespace1\n", tsttype);
>> +					"created in Namespace1", tsttype);
>>  	} else {
>>  		if (use_clone == T_NONE)
>> -			tst_resm(TFAIL, "Plain cloned process didn't find shmem seg\n");
>> +			tst_resm(TFAIL, "Plain cloned process didn't find shmem seg");
>>  		else
>>  			tst_resm(TPASS, "%s : In namespace2 unable to access the shmem seg "
>> -							"created in Namespace1\n", tsttype);
>> +					"created in Namespace1", tsttype);
>>  	}
>>  	/* destroy the key */
>>  
>>  	id = shmget(TESTKEY, 100, 0);
>>  	shmctl(id, IPC_RMID, NULL);
>> -	tst_exit();
>>  
>>  	tst_exit();
>> -}
>> \ No newline at end of file
>> +}
> 
> 
> 


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