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  • Users: Geeco
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  1. Geeco

    Sending hex data to some ip address

    Hi, Does anyone know good client software that can send hex data from command prompt to some ip address and port? Is the handling different if I send the data in a file or from the command prompt in the receiving end? Thanks for your help !
  2. Geeco

    code alignment

    Hi, What does code alignment mean? I know it makes code execution more efficient but howto take it into consideration for example when sorting different data types in struct, if the struct contains char, byte array ([20]), unsigned long int, unsigned short int etc. types? Thanks 4 help.
    • Geeco
    • Thread
    • Replies: 2
    • Forum: C
  3. Geeco

    semaphore problem

    Hi, In client/server application I have a shared memory block which contains two separate data variables which are used by multiple concurrent processes. I have created one semaphore which grants access to both of them. Only it is taking too long time for a process to do its job with this data...
    • Geeco
    • Thread
    • Replies: 2
    • Forum: C
  4. Geeco

    Howto add more memory in AIX?

    Hi, I am implementing a program which uses 1024 bytes shared memory. Multiple processes may use this memory. My gcc compilation gave error collect2:ld returned 12 exit status which, I was told , is due to lack of memory. The question is, how can I assign more memory for my program? Thank you !!
  5. Geeco

    gcc error message

    Hi, I'm using gcc compiler and gdb debugger on AIX platform. GCC gives message: "collect2: ld returned 12 exit status" and nothing else. What does it mean? How can I get it to print more information about the error messages? Thanks,
    • Geeco
    • Thread
    • Replies: 1
    • Forum: C
  6. Geeco

    debugger for AIX

    What is the best and easiest debugger for newbie to use for c-code in AIX 5.1? I am using gcc compiler at the moment, version 2.9. Thanks.
  7. Geeco

    shared memory problem in AIX 5.1

    Hi, I tried to implement 1024 byte shared memory segment with semaphore (C -language) in simple client/server application but now I get "segmentation fault - core dumped" every time I try to run the executable. Neither the shmemory nor the semaphore was deallocated/removed within the...
  8. Geeco

    Managing linked list through child processes

    Hi, I have a few questions about unix tcp/ip programming (C -language). 1) In client/server application I need to implement a dynamically linked list which could be edited through child processes. So if I create this linked list before calling the fork (), the child should be able to write...
    • Geeco
    • Thread
    • Replies: 3
    • Forum: C

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