bash-2.05b# R CMD INSTALL ~ygc/R_packages/BioC1.8/RBGL_1.8.1.tar.gz
* Installing *source* package 'RBGL' ...
untarring boost include tree...
** libs
c++ -I/usr/pkg/lib/R/include  -DPNG_NO_ASSEMBLER_CODE -I/usr/pkg/include
-I/usr/include  -IboostIncl   -O2 -I/usr/pkg/include -I/usr/include -c
bbc.cpp -o bbc.o
c++ -I/usr/pkg/lib/R/include  -DPNG_NO_ASSEMBLER_CODE -I/usr/pkg/include
-I/usr/include  -IboostIncl   -O2 -I/usr/pkg/include -I/usr/include -c
cliques.cpp -o cliques.o
c++ -I/usr/pkg/lib/R/include  -DPNG_NO_ASSEMBLER_CODE -I/usr/pkg/include
-I/usr/include  -IboostIncl   -O2 -I/usr/pkg/include -I/usr/include -c
hcs.cpp -o hcs.o
c++ -I/usr/pkg/lib/R/include  -DPNG_NO_ASSEMBLER_CODE -I/usr/pkg/include
-I/usr/include  -IboostIncl   -O2 -I/usr/pkg/include -I/usr/include -c
incrConnComp.cpp -o incrConnComp.o
c++ -I/usr/pkg/lib/R/include  -DPNG_NO_ASSEMBLER_CODE -I/usr/pkg/include
-I/usr/include  -IboostIncl   -O2 -I/usr/pkg/include -I/usr/include -c
interfaces.cpp -o interfaces.o
c++ -I/usr/pkg/lib/R/include  -DPNG_NO_ASSEMBLER_CODE -I/usr/pkg/include
-I/usr/include  -IboostIncl   -O2 -I/usr/pkg/include -I/usr/include -c
layout.cpp -o layout.o
c++ -I/usr/pkg/lib/R/include  -DPNG_NO_ASSEMBLER_CODE -I/usr/pkg/include
-I/usr/include  -IboostIncl   -O2 -I/usr/pkg/include -I/usr/include -c
minST.cpp -o minST.o
c++ -I/usr/pkg/lib/R/include  -DPNG_NO_ASSEMBLER_CODE -I/usr/pkg/include
-I/usr/include  -IboostIncl   -O2 -I/usr/pkg/include -I/usr/include -c
mincut.cpp -o mincut.o
c++ -I/usr/pkg/lib/R/include  -DPNG_NO_ASSEMBLER_CODE -I/usr/pkg/include
-I/usr/include  -IboostIncl   -O2 -I/usr/pkg/include -I/usr/include -c
ordering.cpp -o ordering.o
c++ -I/usr/pkg/lib/R/include  -DPNG_NO_ASSEMBLER_CODE -I/usr/pkg/include
-I/usr/include  -IboostIncl   -O2 -I/usr/pkg/include -I/usr/include -c
shortestPath.cpp -o shortestPath.o
c++ -I/usr/pkg/lib/R/include  -DPNG_NO_ASSEMBLER_CODE -I/usr/pkg/include
-I/usr/include  -IboostIncl   -O2 -I/usr/pkg/include -I/usr/include -c
sna.cpp -o sna.o
c++ -I/usr/pkg/lib/R/include  -DPNG_NO_ASSEMBLER_CODE -I/usr/pkg/include
-I/usr/include  -IboostIncl   -O2 -I/usr/pkg/include -I/usr/include -c
wavefront.cpp -o wavefront.o
c++  -L/usr/pkg/lib -L/usr/lib -Wl,-R/usr/lib -Wl,-R/usr/pkg/lib
-L/usr/X11R6/lib -Wl,-R/usr/X11R6/lib -o RBGL.so bbc.o cliques.o hcs.o
incrConnComp.o interfaces.o layout.o minST.o mincut.o ordering.o
shortestPath.o sna.o wavefront.o   -L/usr/pkg/lib/R/lib -lR
/usr/lib/libg2c.so.2: warning: warning: mktemp() possibly used unsafely, use
mkstemp() or mkdtemp()
/usr/lib/crt0.o(.text+0xd0): In function `_start':
: undefined reference to `main'
*** Error code 1

Stop.
make: stopped in /tmp/R.INSTALL.03454a/RBGL/src
ERROR: compilation failed for package 'RBGL'
** Removing '/usr/pkg/lib/R/library/RBGL'



this is the RBGL compile output.I don't know what's wrong.Did anyone know
what's wrong and tell me how to solve this problem.

Thanks anyway.....
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