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Date: Mon, 18 Nov 2013 00:10:40 +0100
From: Juan Manuel Guerrero <juan DOT guerrero AT gmx DOT de>
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To: djgpp AT delorie DOT com
Subject: Re: missing files at start of ./configure
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Reply-To: djgpp AT delorie DOT com

Am 16.11.2013 03:43, schrieb rugxulo AT gmail DOT com:
> Hi,
>
> On Friday, November 1, 2013 6:32:43 AM UTC-5, Gisle Vanem wrote:
>> "Ozkan Sezer" <sezeroz AT nospam> wrote:
>>
>>>> Likewise: install the libraries in c:\djgpp\lib and remove this
>>>> setting.  Both C_INCLUDE_PATH and LIBRARY_PATH might interfere with
>>>> normal DJGPP operation.
>>> He needs them for Watt-32 library
>>> http://home.broadpark.no/~gvanem/
>> I've changed my ISP now, so that link will be dead in a few
>> weeks. Therefore I've bought cheap hosting at www.one.com. The
>> project is now at http://www.watt-32.net.
>>
>> I know there has been no official update in ~6 years. But
>> that could change.
> I've not recompiled Links myself (no major need, no packet driver
> except under VirtualBox), but IIRC that is what the OP is trying
> to build:
>
> http://artax.karlin.mff.cuni.cz/~mikulas/links-dos/
>
> That build is dated from early September, but in late October he
> (Mikulas?) added an "all-packages/" subdir with all necessary
> DJGPP packages.
>
> BTW, just FYI, as reported by iw2evk (Sep. 2) on BTTR, basically quoting
> Mikulas:
>
> http://www.bttr-software.de/forum/board_entry.php?id=12993#p12993
>
> "* I fixed some bugs in WATTCP (a bug in CPU detection code that causes
> crash on 486 and a bug in getaddrinfo). I placed the patched WATTCP and
> recompiled OpenSSL to the directory with Links, use them instead of
> official DJGPP packages in case you want to recompile Links."
>
> You (or someone) may wish to take a look at the changes.

They have configured and compiled the port (wat3222s.zip) using DJGPP-204.
I have inspected the changes.  They are documented in the patch below.
If they are useful and if they should be committed to the watt code
must be decided by Gisle Vanem.  I have no knowledge about how to
detect 486 cpus.

Regards,
Juan M. Guerrero



--- cpumodel.s    2013-11-17 23:42:52 +0100
+++ cpumodel.s.links-2.8    2013-11-17 23:42:08 +0100
@@ -200,14 +200,10 @@ is486x:
  n6x86:
      setCx86 ($0xC3, %cx)    /* Restore old CCR3 */
      sti

  ncyrix:
-    popfl                   /* restore original EFLAGS */
-    call check_x87
-    popl %ebx
-    jmp  end_CheckCpuType

  is386:
      popfl                   /* restore original EFLAGS */
      call check_x87