Date: Tue, 28 Jun 2011 06:47:55 +0200 From: Rainer Hurling <rhurlin@gwdg.de> To: wen heping <wenheping@gmail.com> Cc: ports@freebsd.org, python@freebsd.org, "Rintoul, Beech" <beech@freebsd.org> Subject: Re: lang/python27 and threads option Message-ID: <4E095CFB.2020705@gwdg.de> In-Reply-To: <BANLkTimO8dsDk0GMaHeFkcWYK=C6J7d2bg@mail.gmail.com> References: <4E08DC97.4000406@gwdg.de> <BANLkTik6M0A1-7vPP_6J-aR_Q6eYaTe_xQ@mail.gmail.com> <BANLkTimO8dsDk0GMaHeFkcWYK=C6J7d2bg@mail.gmail.com>
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Am 28.06.2011 04:16 (UTC+1) schrieb wen heping: > Would you test removing files/patch-Makefile.pre.in ? After removing files/patch-Makefile.pre.in and than building lang/python27 works for math/saga (with option PYTHON) again :-) Thanks a lot, Rainer > wen > > 2011/6/28 wen heping<wenheping@gmail.com>: >> It is caused by building libpython without -pthread, I shall try to fix it. >> >> I am wondering why there is not a run error when "python -m threading" >> >> wen >> >> 2011/6/28 Rainer Hurling<rhurlin@gwdg.de>: >>> (Crossposting to python@, because I am not sure which is the right list in >>> this case. Sorry, if this is not OK) >>> >>> Yesterday math/saga got updated. Now there is a new option for python >>> bindings to the SAGA GIS api. This worked well with version 2.7.1 of >>> lang/python27 until yesterday. >>> >>> I tried to build math/saga after upgrading to Python version 2.7.2 from >>> today, but it stops in the configure. As far as I understand the math/saga >>> configure script has a problem with the 'consistency check of all components >>> of python development environment', see config.log (line 1347). >>> >>> ----------------------------------------- >>> configure:16297: checking consistency of all components of python >>> development environment >>> configure:16323: cc -o conftest -O2 -pipe -I/usr/local/include >>> -fno-strict-aliasing -I/usr/local/include/python2.7 -L/usr/local/lib >>> conftest.c -L/usr/local/lib/python2.7/config -lpython2.7 >>> -Wl,--export-dynamic -lutil>&5 >>> /usr/local/lib/libpython2.7.so: undefined reference to `pthread_create' >>> ----------------------------------------- >>> >>> This does not happen, if Python 2.7.2 was build _without_ option 'THREADS'. >>> Then SAGA GIS builds fine. >>> >>> >>> Listing the dynamic object dependencies of the Python library, there is a >>> vital difference between Python 2.7.1 and 2.7.2. >>> >>> Python 2.7.1, build _with_ option 'THREADS': >>> ldd /usr/local/lib/libpython2.7.so >>> /usr/local/lib/libpython2.7.so: >>> libutil.so.9 => /lib/libutil.so.9 (0x413ac000) >>> libm.so.5 => /lib/libm.so.5 (0x415bd000) >>> libthr.so.3 => /lib/libthr.so.3 (0x417de000) >>> libc.so.7 => /lib/libc.so.7 (0x4084a000) >>> >>> Python 2.7.2, build _with_ option 'THREADS': >>> ldd /usr/local/lib/libpython2.7.so >>> /usr/local/lib/libpython2.7.so: >>> libutil.so.9 => /lib/libutil.so.9 (0x413ac000) >>> libm.so.5 => /lib/libm.so.5 (0x415bd000) >>> libc.so.7 => /lib/libc.so.7 (0x4084a000) >>> >>> It seems that Python does not include libthr.so.3 in version 2.7.2. Is this >>> intentional? Is there any other way to use the threaded version of Python >>> now? >>> >>> Any help would be really appreciated. >>> >>> Thanks in advance, >>> Rainer Hurling
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