On Thu, Jan 7, 2010 at 10:10 PM, Ralf Wildenhues <ralf.wildenh...@gmx.de> wrote: > * Alon Bar-Lev wrote on Thu, Jan 07, 2010 at 09:07:46AM CET: >> > For some strange reason this workaround does not work in Windows when >> > creating a DLL. >> > >> > I get: >> > --- >> > /bin/sh ../../../../libtool --tag=CC --mode=link >> > x86_64-w64-mingw32-gcc -g -O2 -pedantic -Wall -Wextra -module >> > -shared -avoid-version -no-undefined -export-symbols x.exports -o x.la >> > -rpath /tmp/xxx/lib x.lo ../../../../src/lib/core/libcore.la -lws2_32 >> > >> > *** Warning: This system can not link to static lib archive >> > ../../../../src/lib/core/libcore.la. >> > *** I have the capability to make that library automatically link in >> > when >> > *** you link to this library. But I can only do this if you have a >> > *** shared version of the library, which you do not appear to have. >> > *** But as you try to build a module library, libtool will still create >> > *** a static module, that should work as long as the dlopening application >> > *** is linked with the -dlopen flag to resolve symbols at runtime. >> > --- >> > >> > If I modify libtool: >> > if test "$deplibs_check_method" != pass_all; then >> > To: >> > if false && test "$deplibs_check_method" != pass_all; then >> > >> > It works... > >> Any idea how to workaround/solve this on windows host? > > I'm not sure I understand correctly. libtool prints a warning, but > should not fail. Is the result usable? If not, then the build should > end with an error in a later link: can you post it and its output? > > Thanks, > Ralf >
Here it is: liba - should be static libb - should be dynamic, liking with liba without whole archive. Works on UNIX does not on Windows. Attached are the sources. Thanks, Alon. --- make all-am make[1]: Entering directory `/home/alonbl/tmp/xx/libtool' /bin/sh ./libtool --tag=CC --mode=compile i686-w64-mingw32-gcc -DHAVE_CONFIG_H -I. -g -O2 -MT b.lo -MD -MP -MF .deps/b.Tpo -c -o b.lo b.c libtool: compile: i686-w64-mingw32-gcc -DHAVE_CONFIG_H -I. -g -O2 -MT b.lo -MD -MP -MF .deps/b.Tpo -c b.c -DDLL_EXPORT -DPIC -o .libs/b.o libtool: compile: i686-w64-mingw32-gcc -DHAVE_CONFIG_H -I. -g -O2 -MT b.lo -MD -MP -MF .deps/b.Tpo -c b.c -o b.o >/dev/null 2>&1 mv -f .deps/b.Tpo .deps/b.Plo /bin/sh ./libtool --tag=CC --mode=compile i686-w64-mingw32-gcc -DHAVE_CONFIG_H -I. -prefer-pic -g -O2 -MT liba_la-a.lo -MD -MP -MF .deps/liba_la-a.Tpo -c -o liba_la-a.lo `test -f 'a.c' || echo './'`a.c libtool: compile: i686-w64-mingw32-gcc -DHAVE_CONFIG_H -I. -g -O2 -MT liba_la-a.lo -MD -MP -MF .deps/liba_la-a.Tpo -c a.c -DDLL_EXPORT -DPIC -o .libs/liba_la-a.o libtool: compile: i686-w64-mingw32-gcc -DHAVE_CONFIG_H -I. -g -O2 -MT liba_la-a.lo -MD -MP -MF .deps/liba_la-a.Tpo -c a.c -o liba_la-a.o >/dev/null 2>&1 mv -f .deps/liba_la-a.Tpo .deps/liba_la-a.Plo /bin/sh ./libtool --tag=CC --mode=link i686-w64-mingw32-gcc -prefer-pic -g -O2 -rpath /usr/local/lib -static -o liba.la liba_la-a.lo libtool: link: warning: undefined symbols not allowed in i686-w64-mingw32 shared libraries libtool: link: i686-w64-mingw32-ar cru .libs/liba.a liba_la-a.o libtool: link: i686-w64-mingw32-ranlib .libs/liba.a libtool: link: ( cd ".libs" && rm -f "liba.la" && ln -s "../liba.la" "liba.la" ) /bin/sh ./libtool --tag=CC --mode=link i686-w64-mingw32-gcc -g -O2 -module -shared -avoid-version -no-undefined -export-symbols ./libb.exports -o libb.la -rpath /usr/local/lib b.lo liba.la *** Warning: This system can not link to static lib archive liba.la. *** I have the capability to make that library automatically link in when *** you link to this library. But I can only do this if you have a *** shared version of the library, which you do not appear to have. *** But as you try to build a module library, libtool will still create *** a static module, that should work as long as the dlopening application *** is linked with the -dlopen flag to resolve symbols at runtime. libtool: link: i686-w64-mingw32-ar cru .libs/libb.a .libs/b.o libtool: link: i686-w64-mingw32-ranlib .libs/libb.a libtool: link: ( cd ".libs" && rm -f "libb.la" && ln -s "../libb.la" "libb.la" ) make[1]: Leaving directory `/home/alonbl/tmp/xx/libtool'
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