> Corinna Vinschen wrote: > Ok, I don't know how that's implemented in cygipc so I think it might > be necessary to mention that: > > The implementation of the MSG, SEM and SHM functions in Cygwin are so > that if the functions are not available (be it that CYGWIN doesn't > contain the word "server" or Cygserver isn't running) not only set > errno to ENOSYS, but they also raise a SIGSYS. > > So it's crucial that your code handles that signal. At least, it > should ignore it (signal(SISYS, SIG_IGN)). > Harold
for the Xserver that means, that the shm initialisation code has to be changed to the detecting code used by FreeBSD and friends (CheckForShmSyscall() in Xserver/Xext/shm.c and Xserver/Xext/xf86bigfont.c) The cygipc-related stuff could then be removed in both files. Ralf