Re: guile-2.0.pc misses a few dependency libraries

[Ludovic Courtès]

Hi Eli,

Eli Zaretskii <address@hidden> skribis:

>> From: address@hidden (Ludovic Courtès)
>> Date: Mon, 30 Jan 2012 00:19:40 +0100
>> 
>> > I finally traced that to the contents of guile-2.0.pc file:
>> >
>> >   Libs: -L${libdir} -lguile-2.0 -Ld:/usr/lib -lgc  
>> >   Libs.private:  d:/usr/lib/libgmp.dll.a -Ld:/usr/lib 
>> > d:/usr/lib/libltdl.dll.a -Ld:/usr/lib -lffi    -lregex -lcrypt -lws2_32 
>> > -lm 
>> >
>> > However, libguile-2.0.la shows more dependency libraries:
>> >
>> >   dependency_libs=' -lgc -lffi -lunistring -liconv -lregex -lintl -liconv 
>> > -lgmp -ltdl -lregex -lintl -lwsock32 -lole32 -luuid -lmsvcp60 -lcrypt 
>> > -lws2_32'
>> >
>> > As you see, quite a few libraries are missing from guile-2.0.pc, and
>> > also a several libraries need to appear more than once in the link
>> > command line.
>> 
>> Commit 58f86505d658359508732c8f187bc37d010074d0 (see below) should solve
>> most of that, but not all
>
> It solves all of them, thanks.

Even better than expected.  :-)

>> I don’t know where -lole32, and -lregex come from, for example.
>
> "-lregex" is needed by regex-posix.c (naturally ;-), since the default
> Windows libraries do not include regcomp, regexec, etc.  There's a
> test in configure that first check the standard library link, then
> "-lregex" and "-lrx".
>
> However, @GUILE_LIBS@ already gets edited to include -lregex, so
> there's no problems here.
>
> "-lole32" (and a few others) come from libregex.la.  However, the
> standard link command for the program I'm building (GNU Make, btw)
> already includes these libraries even without Guile, so using your
> modified guile-2.0.pc.in, I was able to link the program successfully
> with no unresolved externals.

Great!

> Btw, shouldn't guile-2.0-uninstalled.pc.in get the same changes?

Yes, you’re right.  Fixed in 7e9a301b7f3bcc811803305250b22d71a8b06155.

Thanks,
Ludo’.