I'm upgrading sagenb.org to sage 4.8 and I get some errors when trying
to install the p_group_cohomology package. If you want this package
installed on sagenb.org, please help fix this problem. The error
message is below.
Thanks,
Jason
In file included from
/sagenb/sage_install/sage-4.8-sage.math.washington.edu-x86_64-Linux/local/include/csage/stdsage.h:36,
from pGroupCohomology/modular_cohomology.c:238:
/sagenb/sage_install/sage-4.8-sage.math.washington.edu-x86_64-Linux/local/include/csage/memory.h:57:
warning: function declaration isn’t a prototype
pGroupCohomology/modular_cohomology.c: In function
‘__pyx_pf_16pGroupCohomology_18modular_cohomology_2MODCOHO_unpickle’:
pGroupCohomology/modular_cohomology.c:48161: warning: ‘__pyx_v_firstOdd’
may be used uninitialized in this function
gcc -pthread -shared
build/temp.linux-x86_64-2.6/pGroupCohomology/modular_cohomology.o
build/temp.linux-x86_64-2.6/pGroupCohomology/c_sources/aufloesung.o
build/temp.linux-x86_64-2.6/pGroupCohomology/c_sources/aufnahme.o
build/temp.linux-x86_64-2.6/pGroupCohomology/c_sources/djgerr.o
build/temp.linux-x86_64-2.6/pGroupCohomology/c_sources/fileplus.o
build/temp.linux-x86_64-2.6/pGroupCohomology/c_sources/nBuchberger.o
build/temp.linux-x86_64-2.6/pGroupCohomology/c_sources/pgroup.o
build/temp.linux-x86_64-2.6/pGroupCohomology/c_sources/pincl.o
build/temp.linux-x86_64-2.6/pGroupCohomology/c_sources/slice.o
build/temp.linux-x86_64-2.6/pGroupCohomology/c_sources/urbild.o
build/temp.linux-x86_64-2.6/pGroupCohomology/c_sources/uvr.o
-L/mnt/usb1/scratch/jdemeyer/merger/sage-4.8/local/lib -lmtx -lpython2.6
-o build/lib.linux-x86_64-2.6/pGroupCohomology/modular_cohomology.so
cythoning pGroupCohomology/cochain.pyx to pGroupCohomology/cochain.c
Error compiling Cython file:
------------------------------------------------------------
...
elif isinstance(C,MODCOCH):
P = self.parent()
if P is not C.parent():
return True
try:
br = singular('basering')
^
------------------------------------------------------------
pGroupCohomology/cochain.pyx:1037:33: local variable 'singular'
referenced before assignment
building 'pGroupCohomology.cochain' extension
gcc -fno-strict-aliasing -g -O2 -DNDEBUG -g -O3 -Wall
-Wstrict-prototypes -fPIC
-I/sagenb/sage_install/sage-4.8-sage.math.washington.edu-x86_64-Linux/local/include/csage/
-I/sagenb/sage_install/sage-4.8-sage.math.washington.edu-x86_64-Linux/devel/sage/
-I/sagenb/sage_install/sage-4.8-sage.math.washington.edu-x86_64-Linux/devel/sage/c_lib
-I/sagenb/sage_install/sage-4.8-sage.math.washington.edu-x86_64-Linux/devel/sage/sage/ext
-Imtx2.2.4/src/ -IpGroupCohomology/c_sources -IpGroupCohomology
-I/sagenb/sage_install/sage-4.8-sage.math.washington.edu-x86_64-Linux/local/include/python2.6
-c pGroupCohomology/cochain.c -o
build/temp.linux-x86_64-2.6/pGroupCohomology/cochain.o
pGroupCohomology/cochain.c:1:2: error: #error Do not use this file, it
is the result of a failed Cython compilation.
error: command 'gcc' failed with exit status 1
real 4m15.074s
user 4m7.460s
sys 0m7.450s
************************************************************************
Error installing package p_group_cohomology-2.0
************************************************************************
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