could you please tell me what files I have to modify to add -ldl ? When I do command line with -ldl option it goes without error but the automated build using hammer is obviously regenerating some files that still miss -ldl option.
Thanks, On Apr 24, 8:26 am, Dean McNamee <[email protected]> wrote: > The obvious fix would be to add -ldl, but I don't see why libxml > should be using it... > > From a quick peek at the code, I saw xmlmodules.c using dlerror / etc > for dynamic module support. Since libxml is running sandboxed, do we > really want dynamic module support? > > In specific, it seems like we have LIBXML_MODULES_ENABLED defined in > our xmlversion.h... > > On Fri, Apr 24, 2009 at 2:18 PM, nshah <[email protected]> wrote: > > > This group is very impressive, always so quick in reply! > > Thanks for quick reply! > > I did hammer --verbose and here is the command if that helps: > > > cd /home/dev/ProgramFiles/v8/home/chrome-svn/tarball/chromium/src/base > > && ../chrome/tools/build/linux/version.sh > > file_version_info_linux.h.version /home/dev/ProgramFiles/v8/home/ > > chrome-svn/tarball/chromium/src/sconsbuild/Debug/obj/ > > global_intermediate/base/file_version_info_linux.h > > flock /home/dev/ProgramFiles/v8/home/chrome-svn/tarball/chromium/src/ > > sconsbuild/Debug/linker.lock gcc -o /home/dev/ProgramFiles/v8/home/ > > chrome-svn/tarball/chromium/src/sconsbuild/Debug/xmlcatalog -L/home/ > > dev/ProgramFiles/v8/home/chrome-svn/tarball/chromium/src/sconsbuild/ > > Debug/lib -Wl,-rpath=/home/dev/ProgramFiles/v8/home/chrome-svn/tarball/ > > chromium/src/sconsbuild/Debug/lib -m32 -pthread /home/dev/ProgramFiles/ > > v8/home/chrome-svn/tarball/chromium/src/sconsbuild/Debug/obj/ > > third_party/libxml/xmlcatalog.o -Wl,--start-group -lm -lxml2 -Wl,--end- > > group > > /home/dev/ProgramFiles/v8/home/chrome-svn/tarball/chromium/src/ > > sconsbuild/Debug/lib/libxml2.so: undefined reference to `dlsym' > > /home/dev/ProgramFiles/v8/home/chrome-svn/tarball/chromium/src/ > > sconsbuild/Debug/lib/libxml2.so: undefined reference to `dlerror' > > /home/dev/ProgramFiles/v8/home/chrome-svn/tarball/chromium/src/ > > sconsbuild/Debug/lib/libxml2.so: undefined reference to `dlopen' > > /home/dev/ProgramFiles/v8/home/chrome-svn/tarball/chromium/src/ > > sconsbuild/Debug/lib/libxml2.so: undefined reference to `dlclose' > > collect2: ld returned 1 exit status > > scons: *** [/home/dev/ProgramFiles/v8/home/chrome-svn/tarball/chromium/ > > src/sconsbuild/Debug/xmlcatalog] Error 1 > > gcc -o /home/dev/ProgramFiles/v8/home/chrome-svn/tarball/chromium/src/ > > sconsbuild/Debug/obj/third_party/harfbuzz/src/harfbuzz-tibetan.os -c - > > m32 -pthread -march=pentium4 -fno-exceptions -msse2 -mfpmath=sse -I/ > > usr/include/freetype2 -O0 -g -fPIC -DCHROMIUM_BUILD -DTOOLKIT_GTK=1 - > > D_DEBUG -I/home/dev/ProgramFiles/v8/home/chrome-svn/tarball/chromium/ > > src/sconsbuild/Debug/obj/third_party/harfbuzz/src -I/home/dev/ > > ProgramFiles/v8/home/chrome-svn/tarball/chromium/src/third_party/ > > harfbuzz/src /home/dev/ProgramFiles/v8/home/chrome-svn/tarball/ > > chromium/src/third_party/harfbuzz/src/harfbuzz-tibetan.c > > scons: building terminated because of errors. > > > On Apr 24, 7:41 am, Dean McNamee <[email protected]> wrote: > >> Looks like it's missing -ldl, but I haven't looked closely. > > >> On Fri, Apr 24, 2009 at 12:57 PM, nshah <[email protected]> wrote: > > >> > hi there, > > >> > thanks for working on getting the shared lib of libraries! I was > >> > pointed to this work by Evan Martin as well and he pointed me to this > >> > (http://codereview.chromium.org/88058). However I am having some > >> > difficulty getting it to build and it errors out while building > >> > libxml. > > >> > ================================================== > >> > ... > >> > Compiling /home/dev/ProgramFiles/v8/home/chrome-svn/tarball/chromium/ > >> > src/sconsbuild/Debug/obj/third_party/harfbuzz/src/harfbuzz-gsub.os > >> > Linking /home/dev/ProgramFiles/v8/home/chrome-svn/tarball/chromium/src/ > >> > sconsbuild/Debug/lib/libxml2.so > >> > Linking /home/dev/ProgramFiles/v8/home/chrome-svn/tarball/chromium/src/ > >> > sconsbuild/Debug/xmlcatalog > >> > Compiling /home/dev/ProgramFiles/v8/home/chrome-svn/tarball/chromium/ > >> > src/sconsbuild/Debug/obj/third_party/harfbuzz/src/harfbuzz-impl.os > >> > Compiling /home/dev/ProgramFiles/v8/home/chrome-svn/tarball/chromium/ > >> > src/sconsbuild/Debug/obj/third_party/harfbuzz/src/harfbuzz-open.os > >> > Compiling /home/dev/ProgramFiles/v8/home/chrome-svn/tarball/chromium/ > >> > src/sconsbuild/Debug/obj/third_party/harfbuzz/src/harfbuzz-shaper.os > >> > /home/dev/ProgramFiles/v8/home/chrome-svn/tarball/chromium/src/ > >> > sconsbuild/Debug/lib/libxml2.so: undefined reference to `dlsym' > >> > /home/dev/ProgramFiles/v8/home/chrome-svn/tarball/chromium/src/ > >> > sconsbuild/Debug/lib/libxml2.so: undefined reference to `dlerror' > >> > /home/dev/ProgramFiles/v8/home/chrome-svn/tarball/chromium/src/ > >> > sconsbuild/Debug/lib/libxml2.so: undefined reference to `dlopen' > >> > /home/dev/ProgramFiles/v8/home/chrome-svn/tarball/chromium/src/ > >> > sconsbuild/Debug/lib/libxml2.so: undefined reference to `dlclose' > >> > collect2: ld returned 1 exit status > >> > scons: *** [/home/dev/ProgramFiles/v8/home/chrome-svn/tarball/chromium/ > >> > src/sconsbuild/Debug/xmlcatalog] Error 1 > >> > scons: building terminated because of errors. > >> > =============================================== > > >> > Here are the steps that I tried: > > >> > a) first I tried to download each patch from patch set 4 and patched > >> > the corresponding files manually. Removed sconsbuild directory and > >> > rebuilt. it had the same errors. > > >> > I read your instructions in Description section but I did not > >> > understand where exactly I need to make changes to exclude and include > >> > those files. I looked at all_main.scons and common.gypi. it would be > >> > really helpful if you can elaborate on those instructions. > > >> > b) I did a get latest with revision 14166 by using following command: > >> > CHROMIUM_ROOT$ gclient sync --revision s...@14166 > > >> > (chromium root = directory that has src directory in it). > > >> > Let me know what steps I might be missing. Another point I want to add > >> > is that I have followed the instructions in 'Staying Green more of the > >> > time' section of getting code on chrome wiki for linux developers, if > >> > that matters any. > > >> > Thanks, > > >> > On Apr 21, 8:21 pm, Steven Knight <[email protected]> wrote: > >> >> The gyp build can generate shared libraries on Linux (as of r14166). > > >> >> You can set up to use shared libraries by setting the GYP_DEFINES > >> >> variable > >> >> as follows: > > >> >> $ export GYP_DEFINES='library=shared_library' > >> >> $ gclient runhooks --force > > >> >> If it's not set when you run "gclient", it will silently generate .scons > >> >> files that build with static libraries, of course, so put it in your > >> >> .profile or .bashrc or whatever suits. > > >> >> As an alternative to an environment variable, put the following text in > >> >> the > >> >> ~/.gyp/include.gypi startup file in your home directory: > > >> >> { > >> >> 'variables': { > >> >> 'library': 'shared_library', > >> >> }, > > >> >> } > > >> >> Note that you *can* build shared and static in the same tree by > >> >> switching > >> >> back and forth (the shared object files will have a different suffix), > >> >> but > >> >> the .a and .so files get built in the same > >> >> sconsbuild/{Debug,Release}/lib > >> >> directory. This can throw you for a loop if the linker decides to use > >> >> an > >> >> old .so in preference to the new .a you just built, so it's safer to > >> >> clean > >> >> things out (at least the lib/ subdirectory, anyway). > > >> >> --SK --~--~---------~--~----~------------~-------~--~----~ Chromium Developers mailing list: [email protected] View archives, change email options, or unsubscribe: http://groups.google.com/group/chromium-dev -~----------~----~----~----~------~----~------~--~---
