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From:	"Alex Vinokur" <alexvn AT connect DOT to>
Subject:	Re: shmget : Function not implemented
Date:	Sun, 4 Jan 2004 16:09:17 +0200
Lines:	87
Message-ID:	<bt96qf$19o$1@sea.gmane.org>
References:	<bt8unn$k9e$1 AT sea DOT gmane DOT org> <1047464079 DOT 20040104132921 AT familiehaase DOT de>
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"Gerrit P. Haase" <gp AT familiehaase DOT de> wrote in message news:1047464079 DOT 20040104132921 AT familiehaase DOT de...
> Hallo Alex,
>
> Am Sonntag, 4. Januar 2004 um 12:51 schriebst du:
>
> > Hi,
>
> > I have got a problem with shmget.
>
> > Something wrong?
>
> > ===========================================
> > Windows 2000 Professional
> > CYGWIN_NT-5.0 1.5.5(0.94/3/2)
> > gcc version 3.3.1 (cygming special)
> > ===========================================
>
> > ====== C code : File foo.c : BEGIN ======
> > #include <stdio.h>
> > #include <stdlib.h>
> > #include <errno.h>
> > #include <sys/shm.h>
>
> > int main()
> > {
> > const int id = shmget(IPC_PRIVATE, 2*sizeof(int), 0660);
>
> >   if (id == -1) printf ("ERROR : %d - %s\n", errno, strerror(errno));
>
> >   return 0;
> > }
>
> > ====== C code : File foo.c : END ========
>
>
> > ====== Compilation & Run : BEGIN ======
>
> > $ gcc foo.c -lcygipc
>
> > $ a
>
> > ERROR : 88 - Function not implemented
>
> > ====== Compilation & Run : END ========
>
> The example works for me(tm).
>
> Guesses:
> 1. The ipc-daemon2 needs to run.
How can one know that?

> 2. Wrong headers (cygipc-2.x not installed)?

$ cygcheck -c | grep ipc
// Nothing

$ cygcheck -s | grep ipc
   28k 2003/08/11 C:\cygwin\bin\cygcygipc-2.dll

>
> $ ls -l  /usr/include/sys/shm.h
> -rwxrwxrwx    1 #gerrit  Benutzer     3330 Oct 17 07:25 /usr/include/sys/shm.h
>

$ ls -l  /usr/include/sys/shm.h
-rw-r--r--    1 Administ None         3330 Aug 11 04:54 /usr/include/sys/shm.h


$ cygcheck a.exe
Found: .\a.exe
a.exe
  C:\cygwin\bin\cygcygipc-2.dll
    C:\cygwin\bin\cygwin1.dll
      C:\WINNT\System32\KERNEL32.dll
        C:\WINNT\System32\NTDLL.DLL

[snip]

--
   Alex Vinokur
     mailto:alexvn AT connect DOT to
     http://mathforum.org/library/view/10978.html






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