@sagar thanx :)
On Mon, Aug 8, 2011 at 9:01 PM, sagar pareek <sagarpar...@gmail.com> wrote:
> @aditi
> nope... it will run in parallel...so order is not fix....
>
>
> On Mon, Aug 8, 2011 at 8:48 PM, Pradeep Mishra
> <pradam.prad...@gmail.com>wrote:
>
>> no it'll vary as the PID will vary from parent to child.
>>
>>
>>
>> On Mon, Aug 8, 2011 at 8:05 AM, aditi garg <aditi.garg.6...@gmail.com>wrote:
>>
>>> i was asking about the order in printf....so it wud be like 8times one
>>> and then 8 times two?
>>>
>>>
>>> On Mon, Aug 8, 2011 at 8:23 PM, sagar pareek <sagarpar...@gmail.com>wrote:
>>>
>>>>
>>>>
>>>> M
>>>>
>>>> / \
>>>>
>>>> / \
>>>>
>>>> / \
>>>>
>>>> / \
>>>>
>>>> / \
>>>>
>>>> / \
>>>>
>>>> / \
>>>> M
>>>> C1
>>>> / \
>>>> / \
>>>> /
>>>> \ / \
>>>> /
>>>> \ / \
>>>> /
>>>> \ / \
>>>> M
>>>> C2 C1 C3
>>>> / \
>>>> / \ / \ /
>>>> \
>>>> / \
>>>> / \ / \
>>>> / \
>>>> M C4
>>>> C2 C5 C1 C6 C3 C7
>>>> / \ / \ /
>>>> \ / \ / \ / \ /
>>>> \ / \
>>>> M C8 C4 C9 C2 C10 C5 C11 C1
>>>> C12 C6 C13 C4 C14 C7 C15
>>>>
>>>>
>>>> M C4 C2 C5 C1 C6 C3 C7 (one level upper will have ret>0 and rest will
>>>> have ret =0
>>>>
>>>> Just think ur self how any process and its child have pid==0 ???
>>>>
>>>>
>>>> I hope its clear now...
>>>>
>>>>
>>>> On Mon, Aug 8, 2011 at 8:05 PM, aditi garg
>>>> <aditi.garg.6...@gmail.com>wrote:
>>>>
>>>>> @ sagar: wat wud be the order? as in all 8 frst wud return non zero and
>>>>> rest 0 or wat?
>>>>>
>>>>>
>>>>> On Mon, Aug 8, 2011 at 6:50 PM, Kamakshii Aggarwal <
>>>>> kamakshi...@gmail.com> wrote:
>>>>>
>>>>>> ok ..thanks sagar..:)
>>>>>>
>>>>>>
>>>>>> On Mon, Aug 8, 2011 at 6:42 PM, sagar pareek
>>>>>> <sagarpar...@gmail.com>wrote:
>>>>>>
>>>>>>> lets label your forks :-
>>>>>>> main()
>>>>>>> {
>>>>>>> int ret;
>>>>>>> ret=fork(); ------ 1
>>>>>>> ret=fork(); ------ 2
>>>>>>> ret=fork(); ------- 3
>>>>>>> ret=fork(); ------- 4
>>>>>>>
>>>>>>> if(!ret)
>>>>>>> printf("one");
>>>>>>> else
>>>>>>> printf("two");
>>>>>>> }
>>>>>>>
>>>>>>> Now
>>>>>>> original main() is suppose named M
>>>>>>> then after encountering fork() 1st then
>>>>>>>
>>>>>>>
>>>>>>> M
>>>>>>>
>>>>>>> / \
>>>>>>>
>>>>>>> / \
>>>>>>>
>>>>>>> / \
>>>>>>>
>>>>>>> M C1
>>>>>>>
>>>>>>>
>>>>>>> now after fork() -2
>>>>>>>
>>>>>>>
>>>>>>> M
>>>>>>>
>>>>>>> / \
>>>>>>>
>>>>>>> / \
>>>>>>>
>>>>>>> / \
>>>>>>>
>>>>>>> M C1
>>>>>>>
>>>>>>> / \ / \
>>>>>>>
>>>>>>> M C2 C1 C3
>>>>>>>
>>>>>>>
>>>>>>> after fork()- 4
>>>>>>>
>>>>>>> it will be
>>>>>>>
>>>>>>> M C1 C2 C3 ...... C15
>>>>>>> now we have half of them include main() have
>>>>>>> ret!=0 and rest of them ret=0
>>>>>>>
>>>>>>> i hope its clear now...
>>>>>>>
>>>>>>>
>>>>>>> On Mon, Aug 8, 2011 at 12:53 PM, Shachindra A C <
>>>>>>> sachindr...@gmail.com> wrote:
>>>>>>>
>>>>>>>> At the point of execution of the 4th fork(), there are 8 processes
>>>>>>>> i.e, the 4th fork will get executed 8 times. The final value of ret
>>>>>>>> will
>>>>>>>> depend on this fork. the fork will return 0 in the 8 child processes
>>>>>>>> created
>>>>>>>> and returns pid of the child in the parent processes.
>>>>>>>>
>>>>>>>>
>>>>>>>> On Mon, Aug 8, 2011 at 12:49 PM, Kamakshii Aggarwal <
>>>>>>>> kamakshi...@gmail.com> wrote:
>>>>>>>>
>>>>>>>>> then please elaborate?
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> On Mon, Aug 8, 2011 at 12:34 PM, Pradex
>>>>>>>>> <pradam.prad...@gmail.com>wrote:
>>>>>>>>>
>>>>>>>>>> get it..!! :) :)
>>>>>>>>>>
>>>>>>>>>> On Aug 7, 10:49 pm, Shachindra A C <sachindr...@gmail.com> wrote:
>>>>>>>>>> > 8 one's and 8 two's. The order in which they get printed might
>>>>>>>>>> vary.
>>>>>>>>>> >
>>>>>>>>>> > On Mon, Aug 8, 2011 at 11:11 AM, Kamakshii Aggarwal
>>>>>>>>>> > <kamakshi...@gmail.com>wrote:
>>>>>>>>>> >
>>>>>>>>>> >
>>>>>>>>>> >
>>>>>>>>>> >
>>>>>>>>>> >
>>>>>>>>>> >
>>>>>>>>>> >
>>>>>>>>>> >
>>>>>>>>>> >
>>>>>>>>>> > > what will be the o/p of the following program:
>>>>>>>>>> >
>>>>>>>>>> > > main()
>>>>>>>>>> > > {
>>>>>>>>>> > > int ret;
>>>>>>>>>> > > ret=fork();
>>>>>>>>>> > > ret=fork();
>>>>>>>>>> > > ret=fork();
>>>>>>>>>> > > ret=fork();
>>>>>>>>>> >
>>>>>>>>>> > > if(!ret)
>>>>>>>>>> > > printf("one");
>>>>>>>>>> > > else
>>>>>>>>>> > > printf("two");
>>>>>>>>>> > > }
>>>>>>>>>> >
>>>>>>>>>> > > --
>>>>>>>>>> > > Regards,
>>>>>>>>>> > > Kamakshi
>>>>>>>>>> > > kamakshi...@gmail.com
>>>>>>>>>> >
>>>>>>>>>> > > --
>>>>>>>>>> > > You received this message because you are subscribed to the
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>>>>>>>>>> > > "Algorithm Geeks" group.
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>>>>>>>>>> >
>>>>>>>>>> > --
>>>>>>>>>> > Regards,
>>>>>>>>>> > Shachindra A C
>>>>>>>>>>
>>>>>>>>>> --
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>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> --
>>>>>>>>> Regards,
>>>>>>>>> Kamakshi
>>>>>>>>> kamakshi...@gmail.com
>>>>>>>>>
>>>>>>>>> --
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>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> --
>>>>>>>> Regards,
>>>>>>>> Shachindra A C
>>>>>>>>
>>>>>>>> --
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>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> --
>>>>>>> **Regards
>>>>>>> SAGAR PAREEK
>>>>>>> COMPUTER SCIENCE AND ENGINEERING
>>>>>>> NIT ALLAHABAD
>>>>>>>
>>>>>>> --
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>>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> Regards,
>>>>>> Kamakshi
>>>>>> kamakshi...@gmail.com
>>>>>>
>>>>>> --
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>>>>>>
>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Aditi Garg
>>>>> Undergraduate Student
>>>>> Electronics & Communication Divison
>>>>> NETAJI SUBHAS INSTITUTE OF TECHNOLOGY
>>>>> Sector 3, Dwarka
>>>>> New Delhi
>>>>>
>>>>>
>>>>> --
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>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> **Regards
>>>> SAGAR PAREEK
>>>> COMPUTER SCIENCE AND ENGINEERING
>>>> NIT ALLAHABAD
>>>>
>>>> --
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>>>>
>>>
>>>
>>>
>>> --
>>> Aditi Garg
>>> Undergraduate Student
>>> Electronics & Communication Divison
>>> NETAJI SUBHAS INSTITUTE OF TECHNOLOGY
>>> Sector 3, Dwarka
>>> New Delhi
>>>
>>>
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>>>
>>
>>
>>
>> --
>> Pradeep Kumar Mishra
>> IIIT Allahabad
>> B. Tech 2nd Year ( IT )
>> prad...@gmail.com
>>
>>
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>>
>
>
>
> --
> **Regards
> SAGAR PAREEK
> COMPUTER SCIENCE AND ENGINEERING
> NIT ALLAHABAD
>
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--
Aditi Garg
Undergraduate Student
Electronics & Communication Divison
NETAJI SUBHAS INSTITUTE OF TECHNOLOGY
Sector 3, Dwarka
New Delhi
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