[plt-scheme] Re: Using LibFFI along with threads

Maybe I'll have a look on a recent version of Hans Boehms GC.
It is used on many platforms, being part of gcc(?).

Best wishes,

Hans


Eli Barzilay schreef:
> Matthew -- do you have an opinion on all this?  -- On using Hans's
> code for implementing async calls.
>
> (The CGC code is probably not in great shape -- looks like it's not
> really used.)
>
>
> On Jul 17, Hans Oesterholt-Dijkema wrote:
>   
>> Hmm. Let's see. I can test on the following platforms:
>>
>> OSX
>> Linux (slackware 8, suse 10)
>> Windows XP
>>
>> FreeBSD --> I can make a vmware image.
>>
>> Solaris: I can't test that.
>> AIX 5.3: I could test that.
>>
>> Most platforms support pthreads though.
>>
>> Note however the code in the 'gc' subdir:
>>
>> # include "gc_config_macros.h"
>> # include "private/gcconfig.h"
>> # include <stdio.h>
>>
>> int main()
>> {
>> #   if defined(GC_USE_LD_WRAP)
>> 	printf("-Wl,--wrap -Wl,dlopen "
>> 	       "-Wl,--wrap -Wl,pthread_create -Wl,--wrap -Wl,pthread_join "
>> 	       "-Wl,--wrap -Wl,pthread_detach "
>> 	       "-Wl,--wrap -Wl,pthread_sigmask -Wl,--wrap -Wl,sleep\n");
>> #   endif
>> #   if defined(GC_LINUX_THREADS) || defined(GC_IRIX_THREADS) \
>> 	|| defined(GC_SOLARIS_PTHREADS) \
>> 	|| defined(GC_DARWIN_THREADS) || defined(GC_AIX_THREADS)
>>         printf("-lpthread\n");
>> #   endif
>> #   if defined(GC_FREEBSD_THREADS)
>> #       if (__FREEBSD_version >= 500000)
>>           printf("-lpthread\n");
>> #       else
>>           printf("-pthread\n");
>> #       endif
>> #   endif
>> #   if defined(GC_NETBSD_THREADS)
>> 	  printf("-lpthread -lrt\n");
>> #   endif
>>
>> #   if defined(GC_HPUX_THREADS) || defined(GC_OSF1_THREADS)
>> 	printf("-lpthread -lrt\n");
>> #   endif
>> #   if defined(GC_SOLARIS_THREADS) && !defined(GC_SOLARIS_PTHREADS)
>>         printf("-lthread -ldl\n");
>> #   endif
>> #   if defined(GC_WIN32_THREADS) && defined(CYGWIN32)
>>         printf("-lpthread\n");
>> #   endif
>> #   if defined(GC_OSF1_THREADS)
>> 	printf("-pthread -lrt"); /* DOB: must be -pthread, not -lpthread */
>> #   endif
>>     /* You need GCC 3.0.3 to build this one!           */  
>>     /* DG/UX native gcc doesnt know what "-pthread" is */
>> #   if defined(GC_DGUX386_THREADS)
>>         printf("-ldl -pthread\n");
>> #   endif
>>     return 0;
>>
>> }
>>
>> It all seems to be pthreads, except for standard windows of course.
>>     
>
>   
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