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Re: shmget : Function not implemented
"Gerrit P. Haase" <gp@familiehaase.de> wrote in message 1047464079.20040104132921@familiehaase.de">news:1047464079.20040104132921@familiehaase.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@connect.to
http://mathforum.org/library/view/10978.html
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