Re: [Xenomai-core] Re: skin libs, libtool warnings, and -module

[Jan Kiszka <jan.kiszka@domain.hid>]

[-- Attachment #1: Type: text/plain, Size: 1624 bytes --]

Jan Kiszka wrote:
> Philippe Gerum wrote:
>> Jan Kiszka wrote:
>>> Hi Philippe,
>>>
>>> I noticed you fixed the libtool warning during xenomai build - by
>>> linking the testsuite statically... :-/ This is just a workaround and
>>> doesn't help external users.
>> Yes, it's clearly hacky-patchy, however, I don't see how this would
>> impact external users (yet)?
> 
> Those who also use libtool for their apps...
> 
>>> Isn't the reason for this warnings that "-module" in every skin
>>> Makefile.am? At least, removing it also fixes external apps. Do we need
>>> it? I don't think so: -module is for preparing dlopen usage, but who
>>> will use it with skin libs?
>>
>> E.g. People who need to do late binding from some interpreter engine to
>> the routines defined by those APIs.
>>
> 
> Well, then we may better hack the related *.la files when installing
> them ("shouldnotlink=no"). I must confess that I still don't understand
> the reason behind this, but it seems that this warning is really useless
> at least on Linux.
> 

And this is an attempt to silence them at least for the installed
libnative.la:

--- src/skins/native/Makefile.am        (revision 612)
+++ src/skins/native/Makefile.am        (working copy)
@@ -20,3 +20,9 @@
 libnative_la_CPPFLAGS = \
 	@XENO_USER_CFLAGS@ \
 	-I$(top_srcdir)/include
+
+install-exec-hook:
+	for la in $(lib_LTLIBRARIES); do \
+	    sed -e 's/shouldnotlink=yes/shouldnotlink=no/'
$(DESTDIR)$(libdir)/$$la > $(DESTDIR)$(libdir)/$$la.patched; \
+	    mv $(DESTDIR)$(libdir)/$$la.patched $(DESTDIR)$(libdir)/$$la; \
+	done

Jan


[-- Attachment #2: OpenPGP digital signature --]
[-- Type: application/pgp-signature, Size: 250 bytes --]